Basic Info.

Product Description

Cas no.: 9005-32-7 molecular formula: (c6h8o6)n structural formula: property: alginic acid is a natural polysaccharide extracted from seaweed. it is composed by mannuronic acid and guluronic acid. alginic acid is a kind of white or yellow powder,which is odorless, tasteless and insoluble in water. specifications item ir¬1-211-87 usp30 bp2007 starch do not show bule color / as carboxyl(dry basis) 19.0%-25.0% loss on drying% ≤15.0 ≤15.0 ≤15.0 ignition residue% ≤5.0 ≤4.0 sulphated ash≤8.0 ph 1.5-3.5 / / molysite% ≤0.05 / / as% ≤0.0003 ≤0.0003 / heavy metal% ≤0.004 ≤0.004 ≤0.002 acid value ≥230 ≥230 / microbiological limits / total microbe ≤200 total microbe ≤200 e.coli&salmonella negative please note that parameter could be adjusted according to your requirement. usage: alginic acid is mostly used in pharmaceutical industry as agent to prevent obesity and new medicine to treat stomach trouble. in the same time, alginic acid is an important raw material to product propylene glycol alginate, polysaccharide sulphate, etc. 1. pharmaceutical industry alginc acid is used as the main material for disintegrants and agnet for the new medicine pss, with the strong dispersing and emulsifying character. 2. food industry alginic acid can be combined with many ion, forming into a series of alginate product. it is widely used to manufacture health food or health food additives, such as sodium alginate, potassium alginate, calcium alginate, etc. 3. environment protection alginic acid can be used to treat and purity waste water with the character of its strong absorbility. package and storage: 25kg (net weight) per bag, with compound package bag (a polyethylene bag as liner and a compound plastic woven bag as the outer layer)