Dioctahedral smectite for pharmaceutical use
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China [CN] Dioctahedral powder is a great product that our company select from high qualitybentonite, and adopts advanced technology to manufacture, and use the advanced craft, refined it after purify highly according to the medicine standard.
Widely used as an anti-diarrhoeal pharmaceutical raw material for chronic or acute diarrhea in adults or children.
1.Immobilize and Eliminate viruses, germs and toxins produced inside the alimentary canal; 2.Protects the mucosa from pathogen insult; 3.Facilitates mucosa repair and regeneration;
4.Balances the enteric flora and promotes homeostasis and blood clotting.
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Test Item
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Standard
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Acidity and alkality
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Not more intense than white precipitate produced by 5.0 ml of standard sodium chloride solution.
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Carbonate
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Negative
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Water-solute Matter
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No more than 0.7%
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Loss on Drying
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Loss wt. not more than 10.0%
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Particle size
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d(0.5)6-23μm;d(0.9)16-50μm;Volume average particle size D[4,3]8-27μm
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Heavy Metals
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Not more than 10 ppm
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Arsenic
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Not more than 2 ppm
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Swelling Capacity
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2.0-5.0
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Absorbability
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Strychnine Sulfate adsorbed per gram should be 0.35to 0.55g
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Christobalite and other impurities test
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In the obtained sample X-ray diffraction spectrum, peak height ratio of christobalite should be ≤50%, any other impurity ≤70%.
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Total Bacterial Count
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≤200 cfu/g
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Mold
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≤100 cfu/g
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Escherichiacoli
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None
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E.Coliform
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≤100 cfu/g
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Assay(on dried basis)
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The assay of Al2O3 should be 12.0%-25.0%
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The assay of SiO2 should be 55.0%-65.0%
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