Specification of Xanthan gum low dust
ITEM |
STANDARD |
Appearance |
white or cream-color and free-flowing powder |
Viscosity: 1% Xanthan Gum in 1% KCl Brookfield, LVTD,spindle 3.60rpm, 25 |
1200 – 1600 mpa.s |
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% min |
PH of 1% solution in water |
6.0 – 8.0 |
Heavy metals(as Pb) |
20 mg/kg max |
Lead(Pb) |
5 mg/kg max |
Arsenic(As) |
2 mg/kg max |
Nitrogen |
1.5% max |
Ash |
13% max |
Particle size |
40 mesh |
Total plate count |
2000/g max |
Yeasts and moulds |
100/g max |
Pathogens germs |
absence |
S. aureus |
Negative |
Pseudomonas aeruginosa |
Negative |
Salmonella sp. |
Negative |
C. perfringens |
Negative |
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