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Hydroxyethyl Cellulose, HEC 250 HHBR, Natrosol™ 250
hydroxyethyl-cellulose-hec-250-natrosola-250

Easily dispersed powder, modifies viscosity and rheology, nonionic agent.

SKU: HEC250HHBR
Flasks, Erlenmeyer, 250Ml
flasks-erlenmeyer-250ml

250mL laboratory glassware for mixing and storing chemicals.

SKU: EMFLASK250
hydroxyethyl-cellulose-hec-250-natrosola-250
Hydroxyethyl Cellulose, HEC 250 HHBR, Natrosol™ 250 (HEC250HHBR)

Hydroxyethyl Cellulose HEC 250 HHBR

HEC (Hydroxyethylcellulose) is a nonionic thickener and rheology modifier for water-based products. It is commonly used in detergents, cleaners, shampoos, conditioners, body washes, lotions, paints, coatings, adhesives, and other aqueous formulations requiring viscosity control and stable flow properties. This grade of HEC with designation 250 HHBR offers delayed hydration along with enhanced resistance to biological and chemical degradation. The rheology characteristics of the HHBR grade help provide stable viscosity performance in surfactant-based and industrial aqueous systems. A 1% preparation of HEC250HHBR in water typically produces a viscosity of approximately 3400 to 5500 cps. HEC250HHBR is an off-white granular powder that disperses and dissolves in cold or hot water to form smooth clear solutions with pseudoplastic flow behavior. Chemically, it is cellulose ether modified with hydroxyethyl groups to provide thickening, stabilization, water retention, suspension, and rheology control properties. For cold or room temperature preparation, continuous agitation for approximately 30 minutes is recommended to achieve full hydration and uniform viscosity development. HEC complies with applicable U.S. Food and Drug Administration requirements for certain food-contact surface applications as specified in the Code of Federal Regulations, Title 21. This grade of HEC does not comply with USP/FCC requirements for pharmaceutical applications. Perfect for detergent formulators, coating manufacturers, adhesive producers, industrial manufacturers, and personal care developers.


Product Specifications

Product Name Hydroxyethyl Cellulose HEC 250 HHBR
CAS Number 9004-62-0
CAS Name Cellulose, 2-hydroxyethyl ether
Appearance Off-white granular powder
Moisture Content 5% Max
pH of Solution 6.0 to 8.5
Particle Size Passes U.S. Mesh 325
Viscosity 3400 to 5500 cps, 1% solution
Hydration Delayed hydration grade
Preparation Continuous agitation for approximately 30 minutes is recommended for cold or room temperature preparation.

Applications and Benefits:

  • Nonionic thickener and rheology modifier for water-based products.
  • Provides viscosity control and stable flow properties in aqueous formulations.
  • Delayed hydration grade for controlled dispersion and hydration.
  • Enhanced resistance to biological and chemical degradation.
  • Stable viscosity performance in surfactant-based and industrial aqueous systems.
  • Disperses and dissolves in cold or hot water to form smooth clear solutions.
  • Provides pseudoplastic flow behavior.
  • Supports thickening, stabilization, water retention, suspension, and rheology control.
  • Compatible with many surfactants, polymers, salts, and formulation additives.
  • Suitable for formulations exposed to microbial growth conditions or long-term storage instability.
  • Used in detergents and household cleaners.
  • Used in shampoos, conditioners, body washes, lotions, and personal care products.
  • Used in water-based paints and coatings.
  • Used in adhesives and latex systems.
  • Used in industrial aqueous formulations and pigment dispersions.
  • Suitable for detergent formulators, coating manufacturers, adhesive producers, industrial manufacturers, and personal care developers.

Caution:

This grade of HEC does not comply with USP/FCC requirements for pharmaceutical applications. Review applicable regulatory requirements before use.

SKU: HEC250HHBR
flasks-erlenmeyer-250ml
Flasks, Erlenmeyer, 250Ml (EMFLASK250)

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.


Product Specifications:

Product Name Flasks, Erlenmeyer, 250Ml
Type Erlenmeyer
Volume 250Ml

Perfect For: Science Students and Professionals

  • Chemistry students
  • Biology students
  • Research scientists
  • Laboratory technicians
  • Pharmaceutical companies
  • Medical professionals

SKU: EMFLASK250
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