Chitosan, 90+% (Deacetylated), 500g

Specifications

Synonyms: Deacetylated chitin, Poly(D-glucosamine)CAS: 9012-76-4Molecular Formula: (C6H11O4N)nMolecular Weight: 700,000 – 800,000 g/molTestSpecificationIdentificationAdding CuC4H4O6 TS and heating a brick-red or deep brown precipitate is formedCharacteristicsOff-white or light yellow powderDAC Degree90% min.Viscosity50mpa•s~200mpa•sMoisture10% max.Ash1.5% max.pH6.5 – 8.5Acid-insoluble Substance1.0% max.Bulk DensityMeets the requirementsMesh SizeMeets the requirementsArsenic0.1 ppm max.Lead0.5 ppm max.Mercury0.1 ppm max.Cadmium0.5 ppm max.Heavy Metals10 ppm max.Total Plate Count3000 cfu/g max.Yeast & Mold100 cfu/g max.E. coliNegativeSalmonellaNegativeStaphylococcus AureusNegative This item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist.

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