Common chitosan
Update: 2014/12/3 View:
- Brand: Common chitosan
- Type:
Introduction
Properties: white translucent, non-toxic, tasteless, amorphous solids, soluble in acid, insoluble in water and alkali, also does not dissolve in general organic solvents. In the 185 ° C decomposition. USES: widely used in textile, printing and dyeing, leather, coating, cigarettes, plastics, cosmetics, food, feed, medicine, health care, color film, biological engineering, agricultural plant protection, sewage treatment and other fields. Product quality indexes, the test items industrial grade pharmaceutical grade food grade white powder in appearance White powder Translucent white or pale yellow flakes degree or powder > 90%, 95% and > 85%, 90%, 95% and > 70%, 80%, 85%, pH 7.0 8.0 7.0 8.0 7.0 8.0 8.0% dry weight loss < < < 12.0% ignition residue < < 12.0% 10.0% 1.5% 1.5% 2.0% 2.0% insolubles < < < < 2.0% of heavy metals (Pb) 10 PPM or less 10 PPM or less arsenic 0.5 PPM or less 0.5 PPM or less colony total 1000 cfu/g 1000 cfu/g or less or less viscosity. 50-800 mpa s size 40 mesh, 60 mesh, 80 mesh, 100 mesh packing: pharmaceutical grade, food grade with cardboard barrels of 20.0 kg, 25.0 kg packaging, bucket specification 38.0 cm x 48.0 cm, 42.0 cm x 60.0 cm, or according to user requirements. 1) our company can provide degree > 95% of the chitosan with high purity. (2) the viscosity is 20 ° C, 1 ° C determination of chitosan acetic acid solution. Can provide < 50 mpa. S viscosity of chitosan. Different USES of chitosan, different requirements on the quality of products, the company can organize production according to the needs of users. Storage: stored in a dry, clean, shady and cool place. Transportation light light discharge, shall not be mixed with hazardous, toxic and pollution items shipment, it is strictly prohibited in the rain. The company can according to customer required to provide the certain molecular weight chitosan oligosaccharides (20000-300000) and the shell (1000-8000).
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