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viscocel CMC 9HRTP500
Viscocel® 9HRTP500 Specification
Description
Viscocel® 9HRTP500 is purified grade high viscosity carboxymethyl cellulose. It is widely used in toothpaste industry as thickener.
Property
Appearance White or cream colored powder
pH (1% in Water Solution) 6.0 - 8.5
1% Viscosity (Brookfield LVDVE, 25℃, Spindle 2, 30rpm),cps 200 - 500
Degree of Substitution 0.90 min.
Purity (on Dry-basis), % 98.0 min.
Moisture Content, % 8.0 max.
Particle Size. % 99.0 min. pass through 80 mesh (180 micron)
Heavy Metals
Heavy Metal (Calculated by Pb), ppm 10 max.
Lead, ppm 3 max.
Arsenic, ppm 3 max.
Mercur, ppm 1 max.
Cadmium ppm 1 max.
Microbacteria
Total Plate count 1000 cfu/g max.
Yeast and mould 100 cfu/g max.
Coliform absent/g
Salmonella absent/g
Package, Storage and Shelf-life
Paper bags or cartons of 25kgs net each. 24 months under dark, seal, cool and dry conditions.