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VE油/維生素E乙酯7695-91-2原料東康源質(zhì)檢單
CERTIFICATE OF ANALYSIS
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Product Name |
Vitamin E ethyl ester (98% min.) |
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Batch No. |
20190418 |
MFG. Date |
20190418 |
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EXP. Date |
20210417 |
Batch quantity |
8400kgs |
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Reference standard |
USP30 |
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ITEMS |
SPECIFICATIONS |
RESULTS |
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Appearance |
Clear，slightly greenish-yellow，Viscons，oil liquid |
Conform |
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Solubility |
Practically insoluble in water，freely soluble in absolute ethanol，in acetone，in chlorform， in ether and in fixed oils；soluble in ethanol (98%) |
Conform |
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Identification |
/ |
Conform |
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Acidity |
≤1.0 |
0.5 |
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Light absorption |
A(1%1cm254nm)7.0～9.0 A（1%1cm284nm）42.0～45.0 |
7.6 42.6 |
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Free tocopherol |
≤1.0 |
0.25% |
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Heavy metals |
≤20ppm |
＜10ppm |
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Sulphated ash |
≤0.1% |
0.03 |
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Total plate count |
Not more than 1000cfu/g |
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Yeast & Mold |
NMT 100cfu/g |
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E-coli |
Negative |
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Salmonella |
Negative |
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Coliforms |
Negative |
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Assay |
96.0%～102% |
98.8% |
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Conclusion |
Pass |
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