Citric Acid 99.5%, Fine Crystals, Food Grade

Citric Acid, anhydrous, USP, FCC, food grade. Widely used in the preparation of citrates, flavoring extracts, confections, and soft drinks. Functions as an acidifier, dispersing agent, and antioxidant in foods. Additional uses include water conditioning, detergent building, and cleaning or polishing stainless steel and other metals. Combustible but non-toxic. Very soluble in water and alcohol. CAS # [77-92-9], C₆H₈O₇.

Product Specifications

Applications and Benefits:

• Preparation of citrates
• Flavoring extracts and confections
• Soft drinks acidifier
• Food antioxidant
• Water conditioning agent
• Detergent builder
• Cleaning and polishing stainless steel and metals

Caution:

Store in a dry, cool environment. Avoid ignition sources due to combustibility. Test for suitability in specific applications before use.

Copper Granules, 35 Mesh (Coarse Copper Powder)

Coarse copper powder made of solid metallic high-purity copper metal. Particles are nearly equal in size, appearing as metallic spherical crystals. Recommended for wood inlay, art, and industrial applications requiring solid round multi-side balls. Granular copper is also used in laboratories for sulfur removal from environmental samples. Coarse 35 mesh size, with granules approximately 0.5 mm in diameter.

Product Specifications

Applications and Benefits:

• Wood inlay projects
• Artistic applications
• Industrial uses requiring solid multi-side balls
• Sulfur removal from environmental samples in laboratories

Caution:

Handle with appropriate safety measures. Refer to the SDS for detailed safety guidelines.

Copper Powder 99.3%, General Purpose, 150 Mesh

The most popular and widely used copper powder, produced by the water atomization method followed by hydrogen reduction. This general-purpose copper powder has diverse applications, including the production of copper compounds, use as a catalyst in chemical formulations, abrasive wheels, carbon brushes, and more. It is important to note that pure copper powders may not exhibit continuity or conductivity under low-voltage multimeter tests due to air gaps and weak particle contacts but will show conductivity under higher voltage, when compacted, or mixed with oils/resins to form a paste.

Product Specifications

Applications and Benefits:

• Production of copper compounds
• Catalyst in chemical formulations
• Abrasive wheels
• Carbon brushes
• Electronics and electrical applications
• Decorative and protective coatings
• Brazing and general-purpose industrial use

Caution:

Handle with care. Refer to the SDS for detailed safety guidelines.

Copper Powder 99.3%, Mesh 325

Ultra-fine, high-purity copper powder made via water atomization and hydrogen reduction. Features spheroidal particles and clusters, offering higher conductivity and lower density. Suitable for metal injection molding and applications requiring high conductivity and purity. Typical applications include conductive inks, paints, pastes, thermal sprays, and sintered products. Note: Pure copper powders may not exhibit conductivity under low-voltage tests but will show conductivity when compacted or mixed with oils or resins.

Product Specifications

Applications and Benefits:

• Thick and thin film pastes
• Conductive inks, paints, and pastes
• Injection molding
• Thermal management
• EDM electrodes
• Antifouling paints
• Thermal sprays
• Sintered alloys/products
• Brazing/soldering paste

Caution:

Handle with care. Refer to the SDS for detailed safety guidelines.

Copper Powder 99.5% - 99.9%

Ultra-fine, very high purity copper powder made via air atomization and hydrogen reduction. Features spherical particles with high conductivity and density. Recommended for diverse applications, including thick and thin film pastes, capacitor chips, end cap terminators, and thermal sprays. Note: Pure copper powders may not exhibit conductivity under low-voltage tests but will show conductivity when compacted or mixed with oils or resins.

Product Specifications

Applications and Benefits:

• Thick and thin film pastes
• Capacitor chips
• End cap terminators
• Conductive inks, paints, and pastes
• Injection molding
• Electronics
• Thermal management
• EDM electrodes
• Thermal sprays
• Sintered alloys/products
• Brazing/soldering paste

Caution:

Handle with care. Refer to the SDS for detailed safety guidelines.

Dark Copper Powder 99.5% - 99.9%

Ultra-fine, very high purity copper powder made via air atomization and hydrogen reduction. Features spherical particles with high conductivity and density. Recommended for diverse applications, including thick and thin film pastes, capacitor chips, end cap terminators, and thermal sprays. Note: Pure copper powders may not exhibit conductivity under low-voltage tests but will show conductivity when compacted or mixed with oils or resins.

Product Specifications

Applications and Benefits:

• Thick and thin film pastes
• Capacitor chips
• End cap terminators
• Conductive inks, paints, and pastes
• Injection molding
• Electronics
• Thermal management
• EDM electrodes
• Thermal sprays
• Sintered alloys/products
• Brazing/soldering paste

Caution:

Handle with care. Refer to the SDS for detailed safety guidelines.

Copper Powder 99.8%, Electronic Grade, Mesh 325

Electronic grade, high-purity copper powder made via water atomization and hydrogen reduction. Features ultra-fine, spheroidal particles with high conductivity and low density. Recommended for a variety of applications where conductivity is crucial, including thick and thin film pastes, capacitor chips, and thermal sprays. Note: Pure copper powders may not exhibit conductivity under low-voltage tests but will conduct when compacted or mixed with oils or resins.

Product Specifications

Applications and Benefits:

• Thick and thin film pastes
• Capacitor chips
• End cap terminators
• Conductive inks, paints, and pastes
• Injection molding
• Electronics
• Thermal management
• EDM electrodes
• Thermal sprays
• Sintered alloys/products
• Brazing/soldering paste

Caution:

Handle with care. Refer to the SDS for detailed safety guidelines.

Copper Powder > 99% (150 - 325 Mesh)

General-purpose, highly pure (>99%) copper powder made from electrolytic copper. Granular copper with a mesh size of 150 - 325. Known for its excellent electrical and thermal conductivities, this product finds use in the electrical and electronic industries. Additional applications include self-lubricating bearings, brazing, cold soldering, and mechanical plating. It is also used for antifouling paints, decorative and protective coatings, printing inks, medals, medallions, metal-plastic decorative products, and various chemical and medical purposes.

Product Specifications

Applications and Benefits:

• Electrical and electronic applications
• Self-lubricating bearings
• Brazing and cold soldering
• Mechanical plating
• Antifouling paints and decorative coatings
• Printing inks
• Medals, medallions, and metal-plastic decorative products
• Chemical and medical purposes

Caution:

Handle with care. Refer to the SDS for detailed safety guidelines.

CU264: Copper Powder, 99.5%, Mesh 100

High purity copper powder, nominal mesh 100, Apparent density: 2.6 g/cc, Copper > 99.5%, with irregular shape particles. Used in powder metallurgy. May be admixed with other metal powders and graphite for specific properties such as strength, hardness and wear resistance for structural parts.
HTS Code: 7406.10.0000
NMFC: 30743
CAS: 7440-50-8

Note: Pure copper powders do not show continuity or conductivity when tested with a multimeter. This might be due to two reasons. One reason is the low voltage used for the test. The other reason is the presence of air and weak contacts between the particles. They will exhibit conductivity with higher voltage, when compacted, and when mixed with some oil or resin to form a paste.

Key Features

• High Purity Copper (>99.5%)
• Nominal Mesh 100 for fine granularity
• Irregular particle shape for diverse uses
• Compatible with other metals and graphite
• Conductivity with higher voltage or when compacted

Product Specifications

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• High purity bronze powder, metallurgy
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• Spherical zinc powder, corrosion-resistant
• Iron powder, magnetic, for alloys

Cotton Cellulose Paper

The Cotton Cellulose Paper is a highly absorbent paper made of 100% pure cotton. It can be used as both a chromatography paper and filter paper. As a high-quality filter paper, it can filter solids as small as 2.5 um. It can also be used as chromatography and electrophoresis paper with water and a variety of solvents. The paper comes in a 50cm x 50cm sheet folded for simplified shipping. This paper is perfect for those looking for a reliable and versatile option for their chromatography and filtration needs.

Product Specifications:

CAUTION: Handle the Cotton Cellulose Paper with care as it can filter solids as small as 2.5 um. Use appropriate protective gear when handling.

Perfect for:

• Scientists and researchers in the fields of chemistry and biology
• Lab technicians and professionals working in the pharmaceutical industry
• Students studying chromatography and electrophoresis
• Individuals conducting experiments and research in their home labs

Hostaperm® Orange 43 GR

GENERAL DESCRIPTION: Hostaperm® Orange GR by Heubach is a perinone-based orange pigment known for its very high chromaticity and excellent light and weathering fastness properties. This pigment exhibits outstanding resistance to acid, water, alkali, and solvents, making it a versatile choice for various paint and coating applications.

Key Features: Vibrant Orange Pigment

• High chromaticity for vivid colors
• Resistant to light, weather, and chemicals
• Suitable for various paint and coating types

Product Specifications

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• Vibrant Orange Pigment
• High-Chroma Paint Additive
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• Multi-Purpose Pigment

Crucible Triangle Clay Pipes, 50-Mm

Crucible Triangle Clay Pipes, 50-Mm are a unique and essential tool for any laboratory or scientific setting. These pipes are made from high-quality clay material and are designed in a triangular shape for easy handling and use. The crucible shape of the pipes allows for the safe and efficient heating of materials, making them ideal for a variety of applications. Whether you are working in a chemistry lab, metallurgy, or other scientific field, these pipes are a must-have. Additionally, the 50-Mm size makes them versatile and suitable for a range of experiments and tests. Trust in the quality and durability of Crucible Triangle Clay Pipes for all your laboratory needs.

Crucible Triangle Clay Pipes

A pipeclay triangle is a piece of laboratory apparatus that is used to support a crucible being heated by a Bunsen burner or other heat source. The Crucible Triangle Clay Pipes is a specialized triangle that features 575-mm sides and is perfect for chemistry labs and research facilities. Each pipe is 50-mm long, and the triangular shape allows rounded crucibles of various sizes to rest in a stable way. The pipes are made of hollow ceramic, normally fire clay, tubes that allow the flame to heat the crucible directly.

Plastic Test Tubes set of 5

CULTUBE Plastic Test Tubes represent the pinnacle of laboratory convenience and efficiency.
Made from clear Poly Styrene, these 16x125mm tubes offer unparalleled clarity and a robust structure, suitable for a variety of general laboratory applications. Each tube comes with its own screw cap, ensuring samples remain uncontaminated and secure.
These Polystyrene tubes are ideally used with mild acidic or alkali solutions, alcohols, and salts due to their chemical compatibility.
For more demanding chemical applications, Polypropylene tubes within this range are recommended due to their heightened resistance to organic solvents, stronger acids, alkalis, and other chemicals.

Key Features

• Clear Poly Styrene for visibility
• Size: 16x125mm for versatile use
• Includes screw cap for sample integrity
• Compatible with various chemicals
• Bulk packed for convenience

Product Specifications

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• Clear Polystyrene 10ml tubes
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• Disposable plastic specimen tubes

Density Cubes, Set Of 5 Non-Metal Cubes

This set of 5 non-metal cubes is an essential tool for exploring and comparing the density and physical properties of different materials. Each cube, made from unique materials like rubber, acrylic, plastic, softwood, and hardwood, measures 20mm. Ideal for educational purposes in physical science and material studies.

Key Features

• Set of 5 different material cubes
• Uniform 20mm size for easy comparison
• Includes rubber, acrylic, plastic, softwood, and hardwood
• Ideal for density and physical properties analysis
• Perfect educational tool for material science

Product Specifications

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• Transparent acrylic 20mm cube set
• Educational rubber cube collection, 20mm
• Mixed hardwood cube set, 20mm size
• Plastic cube assortment for teaching, 20mm
• Softwood sample cube kit, 20mm

Tartrazine (FD&C Yellow 5)

Tartrazine (also known as FD&C Yellow 5, Acid Yellow 23, and Food Yellow 4) is a synthetic lemon yellow azo dye primarily used as a food coloring. It may also be referenced as E number E102, C.I. 19140.
In addition to being a colorant in food, drugs and cosmetics, it can be used to dye silk and wool. It serves as a dye for wool and silks, a colorant in food, drugs and cosmetics.

Many foods contain tartrazine in varying proportions, depending on the manufacturer or person preparing the food. When in food, tartrazine is typically labelled as "color", "tartrazine", or "E102", depending on the jurisdiction, and the applicable labeling laws (see Regulation below).

Products containing tartrazine commonly include processed commercial foods that have an artificial yellow or green color, or that consumers expect to be brown or creamy looking. It has been frequently used in the bright yellow coloring of imitation lemon filling in baked goods.

Foods containing Tartrazine may include ice cream, ice pops, popsicles, candy, gummy bears, cotton candy, instant puddings, gelatin, cake mixes, pastries, custard powder, marzipan, biscuits, and cookies.
Beverages containing Tartrazine may include soft drinks, energy and sports drinks, powdered drink mixes, fruit cordials, and flavored/mixed alcoholic beverages.
Snacks containing Tartrazine may include flavored corn chip, chewing gum, popcorn, and potato chips.
Condiments and spreads containing Tartrazine may include jam, jelly, marmalade, mustard, horseradish, pickles, and processed sauces.

A number of personal care and cosmetics products may contain tartrazine, usually labelled as CI 19140 or FD&C Yellow 5, including:

Liquid and bar soaps, green hand sanitizer, moisturizers and lotions, mouth washes, perfumes, toothpastes, shampoos, conditioners, eyeshadow, blush, face powder and foundation, lipstick, nail polish, nail polish remover, temporary tattoos, and tanning lotions.

In most jurisdictions, presence of Tartrazine must be declared on the product label if used in food, medicine or personal care products.

Some people may have sensitivity to Tartrazine.
According to the FDA, tartrazine causes hives in fewer than 1 in 10,000 people, or 0.01%. Symptoms may appear after a few minutes up to 14 hours after exposure.
For additional information, please see Code of Federal Regulations #21, Parts 1-99.

Product Specifications

Applications and Benefits:

• Used in processed commercial foods with yellow or green coloring
• Common in beverages such as soft drinks and energy drinks
• Found in cosmetic products like eyeshadows and nail polish
• Applied in textile dyeing for wool and silk
• Regulatory compliance ensures proper labeling

Caution:

Some individuals may be sensitive to Tartrazine, experiencing reactions such as hives in rare cases. According to the FDA, sensitivity occurs in fewer than 1 in 10,000 people. Symptoms may appear minutes to 14 hours after exposure.

Synonyms:

FD&C Yellow 5, Acid Yellow 23, Food Yellow 4, E102, C.I. 19140

250Ml Erlenmeyer Flasks

The 250Ml Erlenmeyer Flasks are a laboratory essential for mixing, storing, and heating liquids. Made from high-quality glass, these flasks are durable and can withstand high temperatures. They are commonly used in chemistry, biology, and pharmaceutical labs for a variety of purposes such as culturing cells, titrations, and chemical reactions. The unique shape of the Erlenmeyer flask allows for easy swirling and mixing of liquids without spilling. These flasks come with a narrow neck and a conical shape, making them easy to handle and store.

Fluorescein (Cas 2321-07-5) For Fluorescent Dye Applications

Fluorescein is a fluorescent dye that is commonly used in various applications such as microscopy, flow cytometry, and DNA sequencing. Its chemical formula is C20H12O5 and it is also known as resorcinolphthalein. Fluorescein (Cas 2321-07-5) is a popular choice for fluorescent dye applications due to its high quantum yield and photostability. It is also water-soluble and can be easily conjugated to biomolecules, making it a versatile tool in biological research.