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Durable borosilicate glass funnels with a 58° cone angle for efficient filtration.
Clear, colorless ethanol (>94%) with multiple industrial applications.
High-quality 5-piece borosilicate glass beaker set for educational, research, and home experiments.
High-quality cylindrical lens for precision optical applications.
dual-unit Celsius and Fahrenheit, high contrast thermometer with protective packaging.
Medium-viscosity, fully hydrolyzed polyvinyl alcohol with excellent film properties.
Alcohol Burner (Lamp), Glass – Student Model
A compact glass alcohol burner designed for student laboratory use, providing a low‑temperature flame suitable for heating, flame tests, and solvent evaporation. Constructed from soda‑lime glass with a brass main cap and cotton wick, it holds up to 125 mL of alcohol and weighs 180 g.
Product Specifications
| Fuel Capacity | 125 mL (approximate) |
| Height with Cap | 93 mm (3.7 in) |
| Wick Cord Length | 150 mm (6 in) |
| Wick Tube Diameter | 5 mm (0.2 in) |
| Thread Diameter (rosc) | 25 mm (1 in) |
| Body Material | Soda‑lime glass (SiO2, Na2O, CaO) |
| Wick Holder | Threaded aluminum, removable |
| Main Cap | Brass, sealing design |
| Extinguishing Cap | Aluminum, minimizes evaporation |
| Wick Type | Cotton cord |
| Packaging | Individual packaging in a 3 × 3 × 4 in cardboard box |
| Weight | 180 g |
Applications and Benefits:
- Heating small laboratory samples
- Performing flame tests in chemistry labs
- Evaporation of solvents during experiments
- Safe, controlled alcohol flame for student use
Key Features and Benefits
- Durable soda‑lime glass construction
- Low‑temperature flame for safe laboratory use
- Brass main cap with sealing design
- Removable aluminum wick holder for easy maintenance
- Compact size and lightweight for portable lab work
Caution:
Use in a well‑ventilated area. Never refill while hot. Store alcohol away from heat sources. Keep flame away from flammable materials.
Hexagonal Glass Alcohol Burner Lamp
This Hexagonal Glass Alcohol Burner Lamp is a unique and functional addition to your lab equipment. Made of durable glass, this burner is designed with a hexagonal shape that allows it to be used while tilted, making it easier to control the flame. It is a great alternative to traditional Bunsen burners and can be used for a variety of applications. Whether you're conducting experiments or simply need to heat solutions, this burner is a reliable and efficient tool.
Product Specifications:
| Product Name | Alcohol Burner |
| Material | Glass |
| Design | Hexagonal |
| Fuel | Alcohol |
| Features | Can be used while tilted |
Perfect for:
- Chemistry students and professionals
- Laboratory technicians
- Science enthusiasts
- Research facilities
- Medical professionals
- Science museums and exhibits
58° Angle Borosilicate Glass Filtration Funnels
These laboratory filtration funnels are made of high-quality borosilicate glass with a precise 58° cone angle. The narrower angle enhances filtration efficiency by preventing filter paper from sealing against the glass, allowing better flow. Designed for chemical resistance and durability, these funnels feature heavy-wall construction with reinforced, fire-polished edges for long-term laboratory use.
Product Specifications
| Material | Borosilicate glass |
| Cone Angle | 58° |
| Stem Length | Short-stem (40–100mm) or long-stem (up to 150mm) |
| Diameter Options | 25mm, 35mm, 50mm, 75mm, 90mm, 100mm |
| Thermal Shock Resistance | Low expansion coefficient (~3.3 × 10-6 K-1) |
| Chemical Resistance | Resistant to acids, organic solvents, salts |
Available Sizes and Part Numbers
| Item Number | Funnel i.d. | Fits Paper Diameter | Stem Length |
|---|---|---|---|
| 5611-01 | 25mm | 42.5mm | 40mm |
| 5611-03 | 45mm | 70mm | 50mm |
| 5611-05 | 55mm | 90mm | 63mm |
| 5611-07 | 65mm | 110mm | 63mm |
| 5611-09 | 75mm | 125mm | 150mm |
Applications and Benefits:
- Efficient laboratory filtration with improved flow rate
- Compatible with standard filter papers
- Durable, resistant to chemical corrosion and thermal shock
- Heavy-wall glass for mechanical strength and longevity
- Fire-polished edges for safety and smooth liquid transfer
- Ideal for chemistry, environmental, and biological labs
Caution:
Avoid using with hot concentrated phosphoric acid, hydrofluoric acid, or strong alkalis for prolonged exposure. Sudden extreme temperature changes should also be avoided to prevent breakage.
Ethanol (Ethyl Alcohol), 200 Proof, Denatured CDA-19
Ethanol (Ethyl Alcohol) completely denatured (formula CDA-19), 200 proof, is a clear, colorless ethanol (>94%) for laboratory use and various applications including histology, lotions, perfumes, adhesives, antifreeze, antiseptics, cleaning solutions, coatings, detergents, disinfectants, photographic chemicals, plastics, solvents, and more.
Product Specifications
| Ethyl Alcohol | 94.5 – 95.5% (CAS# 64-17-5) |
| Methyl Isobutyl Ketone | 3.5 – 4.2% (CAS# 108-10-1) |
| Heptane | 0.6 – 1.2% (CAS# 8008-20-6) |
| Weight | 6.609 Lbs/gallon |
| UN Number | UN1170 |
| Hazard Class | 3 |
| Packing Group | PGII |
Applications and Benefits:
- Histological processes
- Lotions and skin creams
- Perfumes
- Adhesives and binders
- Antifreeze and antiseptic solutions
- Cleaning and disinfectant solutions
- Photographic and photoengraving chemicals
- Pharmaceuticals and cosmetics
- Plastics, stains, and coatings
- Solvents and thinners
- Wood stains and shellac
Caution:
Limited quantities available. Can be picked up in New Jersey by appointment to avoid shipping and HAZMAT fees. Handle with care; flammable liquid.
Glass Alcohol Thermometer (-20C, 110C)
This Glass Alcohol Filled Thermometer is perfect for laboratory use, educational use, and general science experiments. It is made of glass and filled with alcohol, making it environmentally safe for use at home or school. The black numbering on a white or yellow background and red alcohol indicator make this thermometer easy to read. With a temperature range of -20C to 110C, this thermometer is a must-have for any science enthusiast.
Key Features:
- Temperature range: -20C to 110C
- Made of glass
- Easy to read with black numbering on a white or yellow background and red alcohol indicator
- Recommended for laboratory use, educational use, and general science experiments
- Environmentally safe for use at home or school
Product Specifications:
| Product Name | Glass Alcohol Thermometer |
| Temperature Range | -20C to 110C |
| Material | Glass |
| Type | Alcohol Thermometer |
| Recommended Use | Laboratory, Educational, General Science Experiments |
| Easy to Read | Black numbering on a white or yellow background and red alcohol indicator |
| Safety | Environmentally safe for use at home or school |
Similar Products
- Mercury Thermometer (-20C, 110C) Mercury, Glass, Thermometer
- Digital Thermometer (-50C, 300C) LCD Display, Probe, Battery Operated
- Infrared Thermometer (-50C, 550C) Laser Pointer, Non-Contact, Battery Operated
- Bimetallic Thermometer (-50C, 200C) Dial Display, Stainless Steel, Mechanical
- Thermocouple Thermometer (-200C, 1372C) Probe, LCD Display, Battery Operated
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: Handle with care as this thermometer contains glass and alcohol. Do not expose to temperatures outside the range of -20C to 110C. Keep out of reach of children.
Perfect for:
- Laboratory use
- Educational use
- General science experiments
Perfect For: Scientists, educators, students, and science enthusiasts. The language should be technical and informative, highlighting the accuracy and safety of the product. It should also emphasize the product's suitability for laboratory and educational use.
Glass Alcohol Thermometer -20C / 150C
This Glass Alcohol Filled Thermometer is perfect for laboratory use, educational use, and general science experiments. Its black numbering on a white background and red alcohol indicator make it easy to read. Plus, alcohol thermometers are environmentally safe for use at home or school. This thermometer is made of glass and can measure temperatures ranging from -20C to 150C.
Product Specifications:
| Product Name | Glass Alcohol Thermometer -20C / 150C |
| Material | Alcohol, Glass |
| Recommended Use | Laboratory Use, Educational Use And General Science Experiments |
| Display | Black Numbering On A White Background And Red Alcohol Indicator |
| Environmental Safety | Environmentally Safe For Use At Home Or School |
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: Handle with care to avoid breakage and exposure to alcohol. Do not use near open flames or heat sources.
Perfect for:
- Laboratory use
- Educational use
- General science experiments
Laboratory Glass Beaker Set
General Information
The Laboratory Glass Beaker Set is a high-quality set of five borosilicate glass beakers that are ideal for use in educational institutions, research laboratories, and other professional laboratories. The set is also suitable for science enthusiasts, hobbyists, and anyone who wants to conduct experiments and procedures in their own home. Each beaker is individually boxed, making it easy to store and transport, and the complete set comes in a larger box.
Key Features
- Borosilicate glass construction
- 5-piece set with capacities of 50ml, 100ml, 250ml, 600ml, and 1000ml
- Individually boxed for easy storage and transport
- Resistant to thermal shock and high temperatures
- Easy to clean and reuse
Product Specifications
| Feature | Description |
|---|---|
| Material | Borosilicate Glass |
| Sizes | 50ml, 100ml, 250ml, 600ml, 1000ml |
| Quantity | 5-piece Set |
| Packaging | Individually Boxed |
| Temperature Resistance | Thermal Shock and High Temperatures |
| Applications | Educational, Professional, Hobbyists |
| Maintenance | Easy to Clean and Reuse |
Glass Beakers, 250mL
These Borosilicate Glass Beakers are a crucial component of any lab, especially when it comes to making/mixing solutions. They are made of thick, heavy-duty glass and have a slightly flared, beaded top with a spout designed for excellent pouring characteristics. They can also be placed directly over heat sources to heat solutions. The beakers come in a 10 pack of 250 mL, making them a great value for any lab.
Key Features:
- Uniform wall thickness for durability
- Matte finish marking area for easy labeling with an ordinary pencil
- White graduated scale for easy measuring and mixing of liquids
Product Specifications:
| Capacity | 250 mL |
| Graduated Interval | 50 to 250 mL |
| Subdivision | 50 mL |
| Approx. Dimensions | 65 x 96mm (OD x Height) |
| Capacity | 400 mL |
| Graduated Interval | 50 to 400 mL |
| Subdivision | 50 mL |
| Approx. Dimensions | 77 x 114mm (OD x Height) |
Key Features:
- Made of thick, heavy-duty borosilicate glass
- Uniform wall thickness for durability
- Matte finish marking area for easy labeling with an ordinary pencil
- White graduated scale for easy measuring and mixing of liquids
- Slightly flared, beaded top with a spout designed for excellent pouring characteristics
- Can be placed directly over heat sources to heat solutions
Similar Products
- Pyrex Glass Beakers 10 Pack
- Heavy Duty Glass Beakers 12 Pack
- Borosilicate Glass Beakers 500mL 6 Pack
- Graduated Glass Beakers 3 Pack
- Low Form Glass Beakers 8 Pack
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: Handle with care as these beakers are made of thick, heavy-duty borosilicate glass and can break if dropped or mishandled. Do not heat solutions beyond the recommended temperature limit to avoid cracking or shattering. Always wear appropriate personal protective equipment when handling chemicals.
Perfect for:
- Lab technicians and scientists
- Chemistry students and teachers
- Research facilities
- Universities and educational institutions
- Pharmaceutical companies
- Industrial laboratories
Glass Beakers, 400mL
These Borosilicate Glass Beakers are a crucial component of any lab, especially when it comes to making/mixing solutions. They are made of thick, heavy-duty glass and have a slightly flared, beaded top with a spout designed for excellent pouring characteristics. They can also be placed directly over heat sources to heat solutions. The beakers come in a 10 pack of 400 mL, making them a great value for any lab.
Key Features:
- Uniform wall thickness for durability
- Matte finish marking area for easy labeling with an ordinary pencil
- White graduated scale for easy measuring and mixing of liquids
Product Specifications:
| Capacity | 250 mL |
| Graduated Interval | 50 to 250 mL |
| Subdivision | 50 mL |
| Approx. Dimensions | 65 x 96mm (OD x Height) |
| Capacity | 400 mL |
| Graduated Interval | 50 to 400 mL |
| Subdivision | 50 mL |
| Approx. Dimensions | 77 x 114mm (OD x Height) |
Key Features:
- Made of thick, heavy-duty borosilicate glass
- Uniform wall thickness for durability
- Matte finish marking area for easy labeling with an ordinary pencil
- White graduated scale for easy measuring and mixing of liquids
- Slightly flared, beaded top with a spout designed for excellent pouring characteristics
- Can be placed directly over heat sources to heat solutions
Similar Products
- Pyrex Glass Beakers 10 Pack
- Heavy Duty Glass Beakers 12 Pack
- Borosilicate Glass Beakers 500mL 6 Pack
- Graduated Glass Beakers 3 Pack
- Low Form Glass Beakers 8 Pack
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: Handle with care as these beakers are made of thick, heavy-duty borosilicate glass and can break if dropped or mishandled. Do not heat solutions beyond the recommended temperature limit to avoid cracking or shattering. Always wear appropriate personal protective equipment when handling chemicals.
Perfect for:
- Lab technicians and scientists
- Chemistry students and teachers
- Research facilities
- Universities and educational institutions
- Pharmaceutical companies
- Industrial laboratories
Glass Block, Rectangular (Plate) Block
This Glass Block, Rectangular (Plate) Block is made of high-quality glass and is designed to verify the laws of refraction. It has dimensions of (L x W x H) 114 x 63 x 18mm and is polished on all sides. This block is perfect for use in physics experiments to demonstrate the principles of refraction.
Product Specifications:
| Product Name: | Glass Block, Rectangular (Plate) Block |
| Material: | Glass |
| Shape: | Rectangular, Plate Glass Block |
| Intended Use: | To Verify The Laws Of Refraction |
| Dimensions: | (L X W X H), 114 X 63 X 18Mm |
| Surface Finish: | Polished On All Sides |
Perfect For:
- Physics students in high school and college
- Physics teachers
- Science enthusiasts
- Researchers in the field of optics
- Optical equipment manufacturers
- Laboratory technicians
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: Handle with care as glass can break and cause injury. Use protective gear while handling.
Glass Cylindrical Lens, Plano-Convex 50X45Mm, 7D
This Glass Cylindrical Lens, Plano-Convex 50X45Mm, 7D is a high-quality optical component that is perfect for a wide range of applications. Made from durable glass, this lens features a cylindrical shape with a plano-convex design. With a diameter of 50mm and a length of 45mm, this lens is ideal for use in a variety of optical systems, including telescopes, microscopes, and cameras. The 7D cylindrical design provides excellent focusing capabilities, making it perfect for precision imaging and measurement applications. Whether you're a hobbyist or a professional, this Glass Cylindrical Lens, Plano-Convex 50X45Mm, 7D is an essential component for any optical system.
Key Features:
- Glass material for high optical clarity
- Cylindrical shape for specific optical applications
- Plano-convex design for easy integration with other optical components
- 50x45mm size for versatile use in various optical systems
- 7D cylindrical curvature for precise focusing and imaging
- Unique design for specialized optical applications
Product Specifications:
| Product Name: | Glass Cylindrical Lens, Plano-Convex 50X45Mm, 7D |
| Lens Type: | Cylindrical |
| Material: | Glass |
| Lens Shape: | Plano-Convex |
| Dimensions: | 50X45Mm |
| Focal Length: | 7D |
Similar Products
- Plano-Convex Glass Cylindrical Lens, 60X55Mm, 10D
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- Bi-Convex Glass Cylindrical Lens, 55X50Mm, 8D
- Meniscus Glass Cylindrical Lens, 40X35Mm, 6D
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
CAUTION: Handle with care. This product contains glass and may break if dropped. Wear protective gloves and eyewear when handling.
Perfect for:
- Optical engineers and designers
- Manufacturers of optical equipment
- Researchers in the field of optics
- Academic institutions offering courses in optics
- Medical professionals using optical instruments
- Individuals interested in optics and related fields
Extended Range High Contrast Celsius Thermometer
The Extended Range High Contrast Celsius Thermometer allows for easy reading thanks to its high contrast design featuring a white or yellow background, black markings, and red spirit. This Celsius thermometer is graduated for temperatures ranging from -10 up to 110 degrees Celsius, providing a broader temperature measurement spectrum. The thermometer is calibrated for partial immersion. There's a line (the immersion line) around it that determines the correct level for insertion in a liquid for accurate temperature readings.
Key Features
- High contrast display for clear reading.
- Extended range from -10 to 110 degrees Celsius.
- Calibrated for partial immersion with a marked immersion line.
- Each thermometer is individually packaged in a protective plastic tubular container.
- Overall length of 30 cm (12 inches).
Product Specifications
| Material | Glass |
| Measurement Unit | Celsius |
| Temperature Range | -10 to 110 degrees |
| Length | 30 cm (12 inches) |
Similar Products
- Precision Celsius Laboratory Thermometer
- Wide-Range Liquid-in-Glass Thermometer
- Scientific Thermometer with Extended Celsius Range
- Broad-Spectrum Temperature Measurement Thermometer
- Laboratory Thermometer with Protective Casing
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Laboratories, Educational institutions, Students studying temperature and its measurements, Industrial users, DIY experiment enthusiasts.
High Contrast Extended Range Celsius Thermometer
The High Contrast Extended Range Celsius Thermometer provides easy readability with its high contrast design featuring a white or yellow background, black markings, and red spirit. This Celsius thermometer is graduated for temperatures from -10 up to 150 degrees Celsius, providing an even wider temperature measurement scope. It is calibrated for partial immersion. The immersion line is a marked line that indicates the appropriate depth for immersion in a liquid to ensure accurate temperature readings.
Key Features
- High contrast display for clear reading.
- Extended range from -10 to 150 degrees Celsius.
- Calibrated for partial immersion with a marked immersion line.
- Each thermometer is individually packaged in a protective plastic tubular container.
- Overall length of 30 cm (12 inches).
Product Specifications
| Material | Glass |
| Measurement Unit | Celsius |
| Temperature Range | -10 to 150 degrees |
| Length | 30 cm (12 inches) |
Similar Products
- Precision Celsius Laboratory Thermometer
- Extra Wide-Range Liquid-in-Glass Thermometer
- Scientific Thermometer with Extended Celsius Range
- Broad-Spectrum Temperature Measurement Thermometer
- Laboratory Thermometer with Protective Casing
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Laboratories, Educational institutions, Students studying temperature and its measurements, Industrial users, DIY experiment enthusiasts.
Glass Thermometer with High Contrast Display
The Glass Thermometer with High Contrast Display offers excellent readability, thanks to its white or yellow background, black marking, and red spirit. This Celsius unit thermometer is graduated for temperatures from -10 up to 200 degrees Celsius, making it versatile for a variety of temperature measurements.
Key Features
- High contrast display for easy readability.
- Celsius unit, graduated from -10 to 200 degrees.
- Calibrated for partial immersion.
- Convenient plastic tubular container for each thermometer.
- Practical length of 30 cm (12 inches).
Product Specifications
| Material | Glass |
| Measurement Unit | Celsius |
| Temperature Range | -10 to 200 degrees |
| Length | 30 cm (12 inches) |
Similar Products
- Precision Celsius Laboratory Thermometer
- Liquid-in-Glass Thermometer with High Contrast
- Partial Immersion Celsius Thermometer
- Celsius Thermometer for Scientific Applications
- Laboratory Thermometer with Protective Case
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Science laboratories, Educational institutions, Students learning about temperature, Industrial applications, Home experiment enthusiasts.
Glass Thermometer with High Contrast Display
The Glass Thermometer with High Contrast Display offers excellent readability, thanks to its white or yellow background, black marking, and red spirit. This Celsius unit thermometer is graduated for temperatures from -10 up to 200 degrees Celsius, making it versatile for a variety of temperature measurements.
Key Features
- High contrast display for easy readability.
- Celsius unit, graduated from -20 to 100 C degrees.
- Calibrated for partial immersion.
- Convenient plastic tubular container for each thermometer.
- Practical length of 30 cm (12 inches).
Product Specifications
| Material | Glass |
| Measurement Unit | Celsius |
| Temperature Range | -20 to 100 degrees |
| Length | 30 cm (12 inches) |
Similar Products
- Precision Celsius Laboratory Thermometer
- Liquid-in-Glass Thermometer with High Contrast
- Partial Immersion Celsius Thermometer
- Celsius Thermometer for Scientific Applications
- Laboratory Thermometer with Protective Case
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Science laboratories, Educational institutions, Students learning about temperature, Industrial applications, Home experiment enthusiasts.
High Contrast Celsius Thermometer
The High Contrast Celsius Thermometer is designed for easy readability, featuring a white or yellow background, black marking, and red spirit. This Celsius thermometer is graduated for temperatures from 0 up to 100 degrees Celsius, making it ideal for many temperature measurement tasks. The thermometer is calibrated for partial immersion, with an immersion line indicating the proper level of immersion for accurate temperature readings.
Key Features
- High contrast display for clear reading.
- Graduated from 0 to 100 degrees Celsius.
- Calibrated for partial immersion with an immersion line.
- Each thermometer is individually packaged in a protective plastic tubular container.
- Overall length of 30 cm (12 inches).
Product Specifications
| Material | Glass |
| Measurement Unit | 0.5 Celsius |
| Temperature Range | 0 to 100 degrees |
| Length | 30 cm (12 inches) |
Similar Products
- Precision Celsius Laboratory Thermometer
- Liquid-in-Glass Thermometer with High Contrast
- Celsius Thermometer for Scientific Use
- Temperature Measurement Thermometer
- Laboratory Thermometer with Protective Case
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Laboratories, Educational institutions, Students studying temperature and its measurements, Industrial uses, DIY experiment enthusiasts.
High Contrast Glass Thermometer
This high contrast glass thermometer with yellow background, black markings, and red spirit is designed for effortless reading. As a dual unit device, it can read both in Celsius (ranging from -20 to 110 degrees) and Fahrenheit (from -4 to 230 degrees). It's a partial immersion thermometer marked with an immersion line to indicate the correct immersion level for accurate readings. Each thermometer is individually packaged in a protective plastic tubular container and comes with an adjustable elastic bumper. The thermometer measures 30 cm (12 inches) in length.
Key Features
- High contrast for easy reading
- Dual units: Celsius and Fahrenheit
- Marked with immersion line for accurate readings
- Individually packaged in a protective plastic container
- Comes with an adjustable elastic bumper
Product Specifications
| Type | Glass Thermometer |
| Units | Celsius, Fahrenheit |
| Immersion Type | Partial |
| Packaging | Plastic Tubular Container |
| Length | 30 cm (12 inches) |
Similar Products
- High Precision Digital Thermometer
- Dual Scale Clinical Thermometer
- Mercury-Free Glass Thermometer
- Waterproof Thermometer with Plastic Case
- Adjustable Glass Thermometer with Bumper
Note: These are similar products, and each product is different, so research is required to find the best fit for your needs.
Perfect for Science Teachers, Laboratory Technicians, Home Brewers, Students, and Hobbyists.
Mirror, Flat Strips, Silvered Glass, Unmounted 75 mm x 75 mm
A compact square flat mirror made of durable silvered glass, measuring 75 mm x 75 mm. Its precise reflective surface delivers sharp and accurate reflections, making it suitable for optical experiments, DIY projects, astronomy, and classroom demonstrations. The unmounted design allows flexibility in various setups and applications. Each mirror is individually protected with a plastic film and packaged in boxes of 20 pieces.
Product Specifications
| Material | Silvered durable glass |
| Dimensions | 75 mm x 75 mm x 25 mm |
| Shape | Square |
| Features | Compact size, clear reflection, precise reflective surface, individually film protected |
| Packaging | Individually wrapped in protective plastic or a box of 20 pieces. |
Applications and Benefits:
- Optical experiments and physics demonstrations
- DIY and craft projects requiring reflective surfaces
- Teaching tools for optics and science education
- Astronomy and hobbyist stargazing setups
- Research and scientific experimentation
Caution:
Glass mirrors are fragile and may have sharp edges. Handle with care and wear protective gloves if cutting or modifying the mirror.
For MSDS Go to Downloads TabPhenolphthalein
Phenolphthalein (C20H14O4) is an organic compound used as an acid-base indicator. It is prepared using alcohol as a solvent due to its poor solubility in water. The indicator has a visual transition interval that is colorless at pH 8.0, pink at 8.5 and red at pH 10.0.
Key Features:
- Organic compound
- Used as an acid-base indicator
- Colorless at pH 8.0, pink at pH 8.5, and red at pH 10.0
- Poorly soluble in water, typically prepared using alcohol as a solvent
Product Specifications:
| CAS No. | 7220-79-3 |
| Formula | C16H18ClN3S . 3H2O |
| Application | For use in histology, bacteriology (staining), compounding of blood stains, anti-fungus treatment on fish eggs. It can also be used as a protozoacide and a fungicide. |
Perfect for: laboratories, educational institutions, and research facilities.
Polyvinyl Alcohol 30-99, Elvanol 71-30
PVOH Solution PreparationPVOH 30-99 (Elvanol® 71-30) is a medium-viscosity, fully hydrolyzed polyvinyl alcohol designed for applications requiring high tensile strength, tear resistance, and excellent adhesion to hydrophilic surfaces. This white granular polymer is soluble in hot water and forms transparent films upon evaporation. Insoluble in cold water and common organic solvents, PVOH 30-99 is widely used in the paper, textile, ceramic, and adhesive industries. Key applications include sizing for paper and textiles, ceramic fiber binder, and wallpaper glue. PVOH 30-99 offers excellent film-forming characteristics with superior resistance to tearing and high strength, making it a versatile polymer for coatings, adhesives, and emulsions. It is often applied using brushes, rollers, or spray equipment.
Product Specifications
| Viscosity (4% Solution) | 67 ± 5 cps |
| Hydrolysis Level | Fully hydrolyzed (99%) |
| Average Polymerization | 7150 ± 100 |
| Alcoholysis (mol/mol) | 28–32% |
| Solubility | Soluble in hot water |
Applications and Benefits:
- Binder for paper and textile sizing
- Ceramic fiber binder
- Transparent, high-strength film formation
- Wallpaper glue
- Adhesive and emulsion stabilizer
- Hydrophilic surface adhesion
Caution:
Handle with care according to safety guidelines. Refer to the Safety Data Sheet for detailed handling and storage information.