sell chitosan

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Character: It is extracted from chitin, insoluble in water but soluble in dilute acid and absorbed by human body. As the firdt derivate, it's chemical constitutionis macromolecule alkalescent polysaccharide polymer with cation. It has peculiar physical, chemical properties and bioactive function.Application: It can mostly be applied in the following industries: texeile, dyeing and printing, leather, tobacco, plastics, food additive, fodder, pharmaceutics,color film, paper manufacturing, biological engineering, agriculture protecting and dispose waste water etc. Index: 　Items Industrial Grade FoodGrade Pharmaceutical Grade High Density Grade 　Appearance White to LightYellow Flake LightYellow Powder White to LightYellow Powder LightYellow Powder DeacetylatedDegree % ≥70 　≥85 　≥90 　≥90 Moisture % ≤12.0 ≤10.0 ≤8.0 ≤8.0 Ash % ≤2.0 ≤1.0 ≤1.0 ≤1.0 Viscosity mpa.s 100-800 ≤100 ≤100 ≤100 Arsenic ppm —— ≤0.5 ≤0.5 ≤0.5 Heavy Metals ppm —— ≤10 ≤10 ≤10 Bulk Density g/ml —— ≥0.3 ≥0.3 ≥0.6 Total PlateCount cfu/g —— 　≤1000 　≤1000 　≤1000 E.Coli —— Negative Negative Negative Salmonella —— Negative Negative Negative

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Qingdao Heppe Biotechnology Co.,Ltd

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