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Hydroxypropyl chitosan is a kind of Nonionic chitosan derivative modified by chitosan. It can dissolve not only in water but also in ethanol and other organic solvents. It has good compatibility, emulsification, moisture absorption and surface activity and other properties. The product is a light yellow powder translucent solid, soluble in water, and the aqueous solution is neutral.
Properties: White flake or powder translucent solid, soluble in water, neutral in aqueous solution.
Item | Standard value | Result |
Description | White or light yellow powder | Light yellow powder |
Loss ondrying |
≤12.0 |
7.3 |
% Degree of substitution |
≥80 |
89.5 |
% Residue on ignition |
≤2.0 |
1.4 |
mg/kg Arsenic |
≤2 |
Conform |
Lead mg/kg |
≤10 |
Conform |
Insoluble |
≤ 1.0 |
0.3 |
PH (1.0%) PH value |
5.0-7.0 |
5.6 |
Particle size |
40mesh pass ≥95% |
Conform |
Conclusion | Conform |
It can be used in cosmetics, moisturizing lotion, shampoo, facial cleanser, mousse, body wash, hand sanitizer, soap, as well as food, fruit and vegetable preservation, drug slow release, soil and water moisturizing in agriculture and forestry, environmental protection of sewage treatment and other fields.
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