... is extracted from chitin, insoluble in water but soluble in dilute acid and absorbed by human body. As ... food additive, fodder, pharmaceutics, color film, paper manufacturing, biological engineering, agriculture protecting and dispose waste water etc, or widely used in health food and food ... <1000cfu/g E.Coli NegativeMold and yeast<100cfu/gParticle size80-120meshPacking25kg/drum Water Soluble Chitosan