L-Cysteine hydrochloride anhydrous
CAS: 52-89-1
Molecular Formula: C3H7NO2S·HCl
Molecular Weight: 157.62
Product Detail
| Product Code | 29268471 | ||||
| Product Name | L-Cysteine hydrochloride anhydrous | ||||
| Categories | Amino Acids Biochemicals | ||||
| CAS | 52-89-1 | ||||
| Molecular Formula | C3H7NO2S·HCl | ||||
| Molecular Weight | 157.62 | ||||
| Storage Details | 2 to 8 °C | ||||
| Harmonised Tariff Code | 2930901600 |
Product Specification
| Water | <2.0% | ||||
| Specific rotation | +5.6 – +8.9 | ||||
| Conclusion | AJI92 Grade | ||||
| Heavy metals | <10ppm | ||||
| Identification | Infrared absorption spectrum | ||||
| pH | 1.5 – 2 | ||||
| Loss on Drying | <2.0% | ||||
| Assay | 98.0 – 102% | ||||
| Residue on Ignition | <0.1% | ||||
| Other amino acids | Chromatographically not detectable | ||||
| Appearance | White crystalline powder | ||||
| Arsenic (as As2O3) | <1ppm |
Safety Information
| Pictograms |
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| Signal word | Warning | ||||
| Hazard statements | H315: Causes skin irritation
H319: Causes serious eye irritation H335: May cause respiratory irritation |
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| Precautionary statements | P261: Avoid breathing dust/fume/gas/mist/vapours/spray
P280: Wear protective gloves/protective clothing/eye protection/face protection P302+352: IF ON SKIN: Wash with soap and water P305+351+338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing |