Xanthan Gum cas 11138-66-2 CAS NO.11138-66-2

TIANJIN ST INDUSTRY CO.,LTD

Product Name	Xanthan Gum
Introduction	Xanthan Gum could be widely used in petroleum, mining, food, pharmaceuticals and textile. Xanthan Gum is a high molecular weight (2-6 million) polysaccharide produced by fermentation of a carbohydrate with Xanthamonas Campestris under the conditions of special nutrient medium after ethano alcohol purifying, drying and milling. It is white-like or light-yellow free-flowing powder with little foul smell. The main compositions of Xanthan Gum are D-glucopyranose glucan, D-mannose and D-glucuronic acid. Xanthan Gum could be widely used in more than twenty industrial fields, such as petroleum, foodpharmaceuticals and textile.
Appearance	light yellow free flowing powder
Package	25kg/bags

Specifications Xanthan Gum cas 11138-66-2

Items	Standard	Results
Appearance	Off-white or Light Yellow	Conform
Assay, %	91 - 108	Conform
Thru 200mesh, %	≥92.0	93.6
Viscosity (1% KCL, cps)	≥1200	1460
Shearing Ratio	≥6.5	7.6
PH(1% XG solution)	6.0-8.0	7.2
Loss on Drying, %	≤13	8.4
Ash, %	≤13	<13
Pyruvic Acid, %	≥1.5	>1.5
Total Nitrogen, %	≤1.5	<1.5
Ethanol, ppm	≤750	538.3
Total Heavy Metals(as Pb), ppm	≤20	<20
Pb, ppm	≤2	<2
As, ppm	≤2	<2
Hg, ppm	≤1	<1
Cd, ppm	≤1	<1
V1/V2	1.02 - 1.45	Conform
Total Plate Count(CFU/g)	≤2000	1200
Yeasts & Moulds, CFU/g	≤100	<100
Coliforms, MPN/g	≤3	<3
E.coli, in 5 g	Negative	Negative
Staphylococcus Aureus	Negative	Negative
Conclusion	Conform to the standard of FCC