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Product Name: Quercetin
CAS NO.: 117-39-5
Description:
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ITEM |
SPECIFICATION |
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PHYSICAL TESTS: |
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APPEARANCE |
YELLOW POWDER |
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AROMA |
CHARACTERISTIC |
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TASTE |
CHARACTERISTIC |
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COUNTRY OF ORIGIN |
CHINA |
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PARTICLE SIZE |
100% THROUGH 80MESH |
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CARRIER USED |
NONE |
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CHEMICAL TESTS: |
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IDENTIFICATION |
POSITIVE |
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MELTING POINT |
305 to 315 CELSIUS DEGREE |
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RELATED SUBSTANCE |
MUST QUALIFIED |
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REDUCING SUGARS |
NOT DETECTED |
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SULFATE |
NOT MORE THAN 1,000PPM |
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CHLORIDE |
NOT MORE THAN 1,000PPM |
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HEAVY METALS |
NOT MORE THAN 20PPM |
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LOSS ON DRYING |
NOT MORE THAN 1.0% |
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SULFATED ASH |
NOT MORE THAN 0.2% |
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ASSAY |
98.0-102.0% |
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STERILIZATION METHOD |
HIGH TEMPERATURE AND PRESSURE |
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MICROBIOLOGICAL TEST |
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TOTAL PLATE COUNT |
NOT MORE THAN 1000CFU/G |
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YEAST AND MOLD |
NOT MORE THAN 100CFU/G |
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E.COLI |
NEGATIVE |
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SALMONELLA |
NEGATIVE |
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STAPHYLOCOCCUS |
NEGATIVE |
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P.AERUGINOSA |
NEGATIVE | |
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