Specification (Oil Driling & Exploitation Grade Xanthan Gum):
|
Test Items |
Type |
Regular |
|
|
XC Polymer |
XCD polymer |
||
|
Appearance |
Cream-white free flowing powder |
||
|
Dry Sieve Analysis ,Thru US #40 % |
≥95 |
≥95 |
|
|
Dry Sieve Analysis ,Thru US #200 % |
≤50 |
≤50 |
|
|
Viscosity:1% XG in 1%KCL(mPa.s) |
≥1200 |
≥1200 |
|
|
Shearing Ratio |
≥6.5 |
≥6.5 |
|
|
Loss on drying % |
≤13 |
≤13 |
|
|
PH(1% XG solution) |
6.0-8.0 |
6.0-8.0 |
|
|
Ashes % |
≤16 |
≤16 |
|
|
Loss on Drying % |
≤13 |
≤13 |
|
|
Pyruvic acid % |
≥1.5 |
≥1.5 |
|
|
Qualitative Starch Determination |
Absent |
Absent |
|
|
Qualitative Guar Determination |
Absent |
Absent |
|
|
Rheology |
600r/min |
≥80 |
|
|
300r/min |
≥60 |
||
|
200r/min |
≥54 |
||
|
100r/min |
≥42 |
||
|
6r/min |
≥18 |
||
|
3r/min |
≥16 |
||
|
Brookfield LV,1.5r/min(mPa.s) |
≥1950 |
||
|
Dispersibility Test |
Not dispersible |
Dispersible |
|
|
Test Items |
Type |
Plus |
|
|
XC Polymer |
XCD polymer |
||
|
Appearance |
Cream-white free flowing powder |
||
|
Dry Sieve Analysis ,Thru US #40 % |
≥95 |
≥95 |
|
|
Dry Sieve Analysis ,Thru US #200 % |
≤50 |
≤50 |
|
|
Viscosity:1% XG in 1%KCL(mPa.s) |
≥1200 |
≥1200 |
|
|
Shearing Ratio |
≥6.5 |
≥6.5 |
|
|
Loss on drying % |
≤13 |
≤13 |
|
|
PH(1% XG solution) |
6.0-8.0 |
6.0-8.0 |
|
|
Ashes % |
≤16 |
≤16 |
|
|
Loss on Drying % |
≤13 |
≤13 |
|
|
Pyruvic acid % |
≥1.5 |
≥1.5 |
|
|
Qualitative Starch Determination |
Absent |
Absent |
|
|
Qualitative Guar Determination |
Absent |
Absent |
|
|
Rheology |
600r/min |
≥75 |
|
|
300r/min |
≥60 |
||
|
200r/min |
≥50 |
||
|
100r/min |
≥40 |
||
|
6r/min |
≥23 |
||
|
3r/min |
≥20 |
||
|
Brookfield LV,1.5r/min(mPa.s) |
≥3000 |
||
|
Dispersibility Test |
Not dispersible |
Dispersible |
|
|
Test Items |
Type |
GL |
|
|
XC Polymer |
XCD polymer |
||
|
Appearance |
Cream-white free flowing powder |
||
|
Dry Sieve Analysis ,Thru US #40 % |
≥95 |
≥95 |
|
|
Dry Sieve Analysis ,Thru US #200 % |
≤50 |
≤50 |
|
|
Viscosity:1% XG in 1%KCL(mPa.s) |
≥1200 |
≥1200 |
|
|
Shearing Ratio |
≥6.5 |
≥6.5 |
|
|
Loss on drying % |
≤13 |
≤13 |
|
|
PH(1% XG solution) |
6.0-8.0 |
6.0-8.0 |
|
|
Ashes % |
≤16 |
≤16 |
|
|
Loss on Drying % |
≤13 |
≤13 |
|
|
Pyruvic acid % |
≥1.5 |
≥1.5 |
|
|
Qualitative Starch Determination |
Absent |
Absent |
|
|
Qualitative Guar Determination |
Absent |
Absent |
|
|
Rheology |
600r/min |
≥75 |
|
|
300r/min |
≥55 |
||
|
200r/min |
≥45 |
||
|
100r/min |
≥35 |
||
|
6r/min |
≥15 |
||
|
3r/min |
≥12.5 |
||
|
Brookfield LV,1.5r/min(mPa.s) |
≥1950 |
||
|
Dispersibility Test |
Not dispersible |
Dispersible |
|
Specification (Food Grade Xanthan Gum):
|
Product Name |
Xanthan gum |
Grade |
Food |
|
Items |
Standard |
||
|
|
Off-white or Light yellow |
||
|
Assay,% |
91-108 |
||
|
Particle Size |
80 mesh & 200 mesh |
||
|
Viscosity 1% XG in 1% KCL solution,mPa.s |
≥1200 |
||
|
Shearing Ratio |
≥6.5 |
||
|
PH(1% XG solution) |
6.0-8.0 |
||
|
Ash,% |
≤13 |
||
|
Pyruvic Acid,% |
≥1.5 |
||
|
Total Nitrogen,% |
≤1.5 |
||
|
Loss on Drying,% |
≤13 |
||
|
Ethanol,ppm |
≤750 |
||
|
Total Heavy Metals(as Pb),ppm |
≤20 |
||
|
Pb,ppm |
≤2 |
||
|
As,ppm |
≤2 |
||
|
Hg,ppm |
≤1 |
||
|
Cd,ppm |
≤1 |
||
|
V1/V2 |
1.02-1.45 |
||
|
Total Plate Count,cfu/g |
≤2000 |
||
|
Yeasts & Moulds,cfu/g |
≤100 |
||
|
Coliforms,MPN/100g |
≤30 |
||
|
E.coli, in 5 g |
Negative |
||
|
Salmonella, in 10 g |
Negative |
||
|
Staphylococcus Aureus |
Negative |
||
Storage and package
Stored in cool,dry and ventilated place.
25KG craft paper bag lined with pp bag.
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