Food Chemicals

Xanthan Gum

Xanthan Gum

Identification

Appearance
white or cream-color and free-flowing powder

About this product

Xanthan Gum is a polysaccharide, derived from the bacterial coat of Xanthomonas campestris, used as a food additive and rheology modifier, commonly used as a food thickening agent (in salad dressings, for example) and a stabilizer (in cosmetic products, for example, to prevent ingredients from separating). It is produced by the fermentation of glucose, sucrose, or lactose by the Xanthomonas campestris bacterium. After a fermentation period, the polysaccharide is precipitated from a growth medium with isopropyl alcohol, dried, and ground into a fine powder. Later, it is added to a liquid medium to form the gum.

Specification

ITEMSSTANDARD
Appearancewhite or cream-color and free-flowing powder
Viscosity1200 – 1600 mpa.s[ 1% Xanthan Gum in 1% KCl Brookfield, LVTD,spindle 3.60rpm, 25]
Assay(on dry basis)91.0 – 108.0%
Loss on drying(105o­C, 2hr)6.0 – 12.0%
V1 : V2:1.02 – 1.45
Pyruvic Acid≥ 1.5%
PH of 1% solution in water6.0 – 8.0
Heavy metals(as Pb)≤ 20 mg/kg
Lead(Pb)≤ 5 mg/kg
Arsenic(As)≤ 2 mg/kg
Nitrogen≤ 1.5%
Ash≤ 13%
Particle size80 mesh: 100% min, 200 mesh: 92% min
Total plate count≤ 2000/g
Yeasts and moulds≤ 100/g
Pathogens germsabsence
S. aureusNegative
Pseudomonas aeruginosaNegative
Salmonella sp.Negative
C. perfringensNegative

Typical values, shown for guidance. Confirm the exact specification with our sales team before ordering.

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