Customization: | Available |
---|---|
Type: | Cysteine |
Chemical Character: | Acidity |
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L - cysteine hydrochloride monohydrate is mainly used in medical field: made of drugs in clinic to cure leukopenia and application of anti-cancer drugs and radioactive drugs, leukopenia caused by heavy metal poisoning antidote, is also used in the treatment of viral hepatitis, thrombocytopenia, skin ulcer, and can prevent liver degeneration, treatment of bronchitis and phlegm.
N-Acetyl-L-Cysteine, commonly known as NAC, is renowned for its powerful antioxidant properties. By neutralizing harmful free radicals in the body, it helps protect against oxidative stress and supports overall cellular health. Additionally, NAC plays a crucial role in the production of glutathione, a vital antioxidant that aids in detoxification and immune system function.
Testing Item
|
Standard
|
Result
|
Appearance
|
White crystals or crystalline powder
|
conforms
|
Specific rotation[a]D20
|
+ 8.3°~ +9.5°
|
+8.72°
|
State of solution (Transmittance)
|
≥95.0%
|
98.5%
|
Loss on drying
|
≤0.50%
|
0.18%
|
Residue on ignition
|
≤0.10%
|
0.07%
|
Heavy metals(Pb)
|
≤10PPM
|
<10PPM
|
Chloride (Cl)
|
600---1000ppm
|
800ppm
|
Arsenic (As2O3)
|
≤1PPM
|
conforms
|
Iron (Fe)
|
≤10PPM
|
<10PPM
|
Ammonium (NH4)
|
≤0.02%
|
<0.02%
|
Sulfate (SO4)
|
≤0.030%
|
≤0.030%
|
Other amino acids
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Chromatographically
|
Qualified
|
PH value
|
4.5 ~ 5.5
|
5.0
|
Assay
|
98.0%~101.0%
|
99.4%
|