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Specification Sheet |
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Product name: |
Dihydromyricetin |
Origin: |
Zhang Jiajie(800M-1500M) Hunan,China |
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Specification: |
90%,95%,98% dihydromyricetin |
Plant part used: |
Leaf(Dried,100% natural) |
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Latin Name: |
Ampelopsis grossedentata |
Active Ingredients: |
Dihydromyricetin |
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Analysis Items |
Specifications |
Test methods |
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Description |
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Identification |
Positive |
TLC |
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Appearance&Color |
White Powder |
Visual |
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Odor&Taste |
Characteristic |
Organoleptic |
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Mesh Size |
NLT 90% through 80 mesh |
80 mesh screen |
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Solubility |
Good Solubility in hydro-alcoholic solution |
Visual |
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Extract Solvent |
Grain alcohol and water |
/ |
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Excipient |
None |
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Assay |
NLT 98% Dihydromyricetin |
HPLC-UV |
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Physical |
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Loss On Drying |
NMT 2% |
GB/T5009.3-2003 |
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Ash |
NMT 1% |
GB/T5009.4-2003 |
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Chemical |
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Heavy Metals |
NMT 20ppm |
CP2005 |
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Arsenic(As) |
NMT 2ppm |
GB/T5009.11-2003 |
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Lead(Pb) |
NMT 2ppm |
GB/T5009.12-2003 |
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BHC |
NMT 0.1ppm |
GB/T5009.146-2003 |
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DDT |
NMT 0.1ppm |
GB/T5009.146-2003 |
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Sterilization Method |
High Temperature&High Pressure for short time(5’’-10’’) |
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Microbiol |
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Total Plate Count |
NMT 1,000 cfu/g |
GB/T4789.2-2003 |
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Total Yeast&Mold |
NMT 100 cfu/g |
GB/T4789.15-2003 |
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E.Coli |
Negative |
GB/T4789.3-2003 |
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Salmonella |
Negative |
GB/T4789.4-2003 |
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Packing&Storage |
Pack in paper-drums and two plastic-bags inside.Net weight 25kg/drum. Store in a well-closed container away from moisture. |
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Shelf Life |
2 years if sealed and store away from direct sun light. |
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