Name: Hydroxyethyl Cellulose(HEC)
Alias:HEC, Cellulose, 2-hydroxyethyl ether
CAS Registry Number:9004-62-0
Package size:plastics woven sacks: Net weight 25kg/bag.
Origin: China
Appearance: HEC is a white, yellowish-white or grayish-white powder or granule
Product specifications
two grades: pharmaceutical or food grade and construction grade.
The viscosity of Hydroxyethyl Cellulose(HEC) of pharmaceutical or food grade:
Quality standard: the product is in accordance with USPXXIV/NF19 standards
Index standard
PH value(1% solution, 25℃) 6.0～8.5
Loss or drying (WT%) 6 max
Ash content (WT%) 5 max
Lead content (PPM) 10 max
Heavy metal (PPM) 20 max
Viscosity (mPa.s) 5～60000
The viscosity of Hydroxyethyl Cellulose(HEC) of construction grade:
Standard: Q/SHD008-2002
Standard: Q/SHD008-2002
Water(%):6% max
Viscosity(mPa.s):40-200000
Replacing Degree(m.s):1.8-2.0
The special specification may make to order.
Application
HEC is mainly used as adhesive protective gelatin, thicker agent and stabilizing agent as well as additives to make emulsion, frozen gelatin, lotion, eye clear agent, suppository and tablets. HEC is also used for hydrophilic colloid, framework. Material, ready-made framework controlled release agent, and stabilizing agent in foodstuff