High quality L-Cystine as food and medicine Grade chemical
High quality L-Cystine as food and medicine Grade chemical.
- Price：
- Molecular Formula： Twin
- CAS： TW-L-Cystine
- HS：
High quality L-Cystine as food and medicine Grade chemical
Chemical Formula：C6H12N2O4S2 CAS No. 56-89-3
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Product Name: L-Cystine |
Quantity: 1000kg |
Batch No: 1409020302 |
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Producing date: 2014.06302 |
Sampling date: 2014.03.02 |
Shelf life: two years |
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Reference Standard: USP30 |
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Item |
Specifications |
Results |
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Appearance |
White crystalline powder |
Conforms |
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Specific rotation[a]D20° |
-215° ~ -225° |
-219° |
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Chloride(Cl) |
≤ 0.02% |
<0.02% |
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Ammonium(NH4) |
≤ 0.02% |
<0.02% |
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Sulfate(SO4) |
≤0.03% |
<0.03% |
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Iron(Fe) |
≤20PPm |
<20PPm |
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Heavy metals(Pb) |
≤10PPm |
<10PPm |
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Loss on drying |
≤ 0.50% |
0.30% |
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Residue on ignition |
≤0.10% |
0.09% |
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Assay |
98.5 ~ 101.0% |
99.1% |
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Conclusion: This product conforms to USP30 standard. |
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Usage:Used in biochemical research. Preparation of biological medium. Used in biochemical and nutritional research,
medicine has the body to promote the cell oxidation and reduction function, increase white blood cell and prevent
pathogens such as development role. Mainly used for all kinds of hair loss syndrome. Also used for dysentery, typhoid,
influenza and acute infectious disease, asthma, neuralgia, eczema, and various poisoning disease, etc., and maintain the
function of protein configuration. They are also used as food additive agent.