CAS No.: | 11138-66-2 |
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Formula: | C8h14cl2n2o2 |
Type: | Pharmaceutical Intermediates |
Appearance: | Powder |
Quality: | Technical |
Colour: | White |
Samples: |
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Customization: |
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Testing Item | Standard | Result |
Appearance | Off-white or Light Yellow Free Flowing Powder |
Conform |
Thru 80mesh, | ≥95.0% | 97.7% |
Viscosity | 1300-1700 | 1390 |
Shearing Ratio | ≥ 6.5 | 7.7 |
PH(1% XG solution) | 6.0-8.0 | 6.8 |
Loss on Drying | ≤13.0 % | 10.2 % |
Ash, | ≤13.0 % | <13.0 % |
Pyruvic Acid, | ≥ 1.5 % | >1.5 % |
Total Nitrogen | ≤ 1.5 % | <1.5 % |
Ethanol | ≤ 750 ppm | 392.2 ppm |
Pb | ≤ 2.0 ppm | <2.0 ppm |
As | ≤ 2.0 ppm | <2.0 ppm |
Hg | ≤ 1.0 ppm | <1.0 ppm |
Cd | ≤ 1.0 ppm | <1.0 ppm |
V1/V2 | 1.02 - 1.45 | Conform |
Total Plate Count | ≤ 2000 CFU/g | 300 CFU/g |
Yeasts & Moulds | ≤ 100 CFU/g | <100 CFU/g |
Coliforms | ≤3 MPN/g | <3 MPN/g |
E.coli, in 5 g | Negative | Negative |
Salmonella, in 25 g | Negative | Negative |
Staphylococcus Aureus | Negative | Negative |
Food Grade Xanthan Gum 80Mesh and 200Mesh
|
|
Items
|
Standard
|
(Food Grade 80Mesh) Through 200 mesh, % Through 80 mesh,% |
≥95.00 |
(Food Grade 200Mesh) Through 200 mesh, % Through 80 mesh,% |
≥98.00 |
Appearance
|
Cream White/Light Yellow Free Flowing Power
|
Loss on Drying,%
|
≤13.00
|
PH(1% XG solution)
|
6.0-8.0
|
Ash ,%
|
≤15.00
|
Shearing Ratio
|
≥6.50
|
Viscosity(1% XG in 1% kcl solution, cps)
|
1200-1700
|
Pyruvic Acid,%
|
≥1.5
|
Total Nitrogen,%
|
≤1.5
|
Total Heavy Metals(ppm)
|
≤20
|
Pb(ppm)
|
≤2
|
Total Plate Count (cfu/g)
|
≤2000
|
Coliform (In 5g)
|
Negative
|
Moulds/Yeasts(cfu/g)
|
≤500
|
Salmonella(In 10g)
|
Negative
|
Oil Drilling Grade Xanthan Gum
|
|
Items
|
Standard
|
Appearance
|
Free Flowing Powder or Particles
|
Through 40 mesh, %
|
≥95.00
|
Through 200 mesh, %
|
≤50.00
|
Loss On Drying, %
|
≤13.00
|
PH (1% XG solution)
|
6.0-8.0
|
Ash, %
|
≤15.00
|
Shearing Ratio
|
≥6.50
|
Starch Qualitative Determination
|
Absent
|
Guar Qualitative Determination
|
Absent
|
Rheology Test 0.285% XG in Sea Water Solution
|
|
600 rpm
|
≥75
|
300 rpm
|
≥55
|
200 rpm
|
≥45
|
100 rpm
|
≥35
|
6 rpm
|
≥18
|
3 rpm
|
≥16
|
Brookfield LV 1.5r/min (cps)
|
≥1950
|
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