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1 Kilogram |
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Montmorillonite 1318-93-0 Montmorillonite Price
CERTIFICATE OF ANALYSIS
Item |
Standard |
Implementation standards |
|
|
(Chinese Pharmacopoeia) 2015 Edition |
APPEARANCE |
White powder |
Off- White, Light gray, Light yellowish, reddish powder |
Particle size d(0.9), μm |
29 |
16-50 |
Expansion, ml |
2.5 |
2.0-5.0 |
Absorption, g / g |
|
0.35-0.55 |
PH Value |
7.5 |
5.0-9.0 |
chloride,% |
<0.025 |
≤0.025 |
Carbonate |
Absent |
Absent |
Dissolved in water, % |
0.46 |
≤0.7 |
Cristobalite |
Absent |
Absent |
Loss on drying, % |
0.99 |
≤10.0 |
Heavy metal, mg / kg |
<10 |
≤10 |
Arsenic salt, mg / kg |
<2.0 |
≤2.0 |
Bacterial,cfu/g |
<1000 |
<1000 |
Escherichia coli |
Absent |
Absent |
SiO2,% |
61.6 |
55.0-65.0 |
Al2O3,% |
17.2 |
12.0-25.0 |
CAS NO:30123-17-2
CAS NO:171596-29-5
CAS NO:171596-29-5
CAS NO:171596-29-5
CAS NO:171596-29-5
CAS NO:171596-29-5
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