Product Details
| Product Name: L-Cysteine | CAS No.: 52-90-4 |
| EC-No.: 200-158-2 | Min. Order: 1KG |
| Purity: 99.9% | Supply Ability: 100000kg |
| Release date: 2025/05/26 | |
| Appearance : white powder | Grade: food grade |
| package : 25kg drum | keywords : L-Cysteine supplier in China |
| Shipping : by express, by air , by sea | other name : L-Cysteine |
L-Cysteine CAS 52-90-4 supplier in China
| Melting point | 240 °C (dec.) (lit.) |
| alpha | 8.75 º (c=12, 2N HCl) |
| Boiling point | 293.9±35.0 °C(Predicted) |
| density | 1.197 (estimate) |
| refractive index | 8.8 ° (C=8, 1mol/L HCl) |
| storage temp. | Store below +30°C. |
| solubility | H2O: 25 mg/mL |
| pka | 1.92(at 25℃) |
| form | Solid |
| color | White |
| PH | 4.5-5.5 (100g/l, H2O, 20℃) |
| Odor | sulfury |
| Odor Type | sulfurous |
| optical activity | Optical rotation: +8° to +9° (c = 5, 1 N HCl, 20°C). |
| Water Solubility | 280 g/L (25 ºC) |
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China- Since: 2021-12-10
- Address: Qiaoxi District ,Shijiazhuang city, Hebei,Chicna
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