Twin International Co., Limited
- Country:
China (Mainland) - Year Established: 2004
- Business type: Manufacturers
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L-Cystine CAS NO.56-89-3
- FOB Price:
- USD 13,000.00-13,000.00 /Metric Ton Get Latest Price
- Min.Order Quantity:
- 1 Metric Ton
- Purity:
- 99.1%
- Port:
- Shanghai,China
- Payment Terms:
- L/C,T/T,MoneyGram
Keywords
- L-Cystine
- Amino Acids
- food grade
Quick Details
- ProName: L-Cystine
- CasNo: 56-89-3
- Molecular Formula: C6H12N2O4S2
- Appearance: white crystalline powder
- Application: Cosmetic Grade, Food Grade.
- DeliveryTime: Shipped in 7 days after payment
- PackAge: 25kg/drum
- Port: Shanghai,China
- ProductionCapacity: 40 Metric Ton/Month
- Purity: 99.1%
- Storage: At dry and ventilated places, preventi...
- Transportation: Sea freight or air cargo according to ...
- LimitNum: 1 Metric Ton
- Residue on Ignition: 0.09%
- Heavy Metal: 10PPm Max
- Valid Period: 2 years
Superiority
high quality l-cystine as food and medicine grade chemical
Details
high quality l-cystine
chemical formula: c6h12n2o4s2 cas no. 56-89-3
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.
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product name: l-cystine |
quantity: 2000kg |
batch no: |
|
producing date: |
sampling date: |
shelf life: two years |
|
reference standard: usp30 |
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|
item |
specifications |
results |
|
appearance |
white crystalline powder |
conforms |
|
specific rotation[a]d20° |
-215° ~ -225° |
-219° |
|
chloride(cl) |
≤ 0.02% |
<0.02% |
|
ammonium(nh4) |
≤ 0.02% |
<0.02% |
|
sulfate(so4) |
≤0.03% |
<0.03% |
|
iron(fe) |
≤20ppm |
<20ppm |
|
heavy metals(pb) |
≤10ppm |
<10ppm |
|
loss on drying |
≤ 0.50% |
0.30% |
|
residue on ignition |
≤0.10% |
0.09% |
|
assay |
98.5 ~ 101.0% |
99.1% |
|
conclusion: this product conforms to usp30 standard. |
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remark: we can do as your requirements.