| ≥1 piece |
Qihai Chemicals l-cysteine HCL Monohydrate meet the requirements of USP,AJI
sell at good price
ISO,GMP,Kosher Certificate
Qihai Chemicals L-Cysteine HCL Monohydrate meet the requirements of USP,AJI
sell at good price
ISO,GMP,Kosher Certificate
Packing:25kg/drum
Delivery: Prompt after order
Rich Store
Product Name: L-Cysteine hydrochloride monohydrate
Structure Formula: . H20
Molecular Formula: C3H7NO2S. HCl. H2O
Molecular Weight: 175.64
CAS No: [7048-04-6]
Characteristics: White crystals or crystalline powder; Strongly Acid taste.
Quality Standards: USP28, AJI92.
| Item | Specifications | |
| USP28 | AJI92 | |
| Appearance | White crystals or crystalline powder; strongly acid taste. | |
| Identification | Infrared Absorption | --- |
| Specific optical rotation | +5.6 °- +8.9 ° | +5.5 °- +7.0 ° |
| State of solution (Transmittance) | --- | ≥ 98.0% clear and colorless |
| Chloride (Cl) | --- | 19.89-20.29% |
| Ammonium(NH 4 ) | --- | ≤ 0. 002% |
| Sulfate | ≤ 0. 03 % | ≤ 0. 020% |
| Iron | ≤ 0. 003 % | 10ppm |
| Heavy Metals (as Pb), | ≤ 0.00 15% | ≤ 10ppm |
| Arsenic (as As), | --- | ≤ 1ppm |
| Other amino acids | --- | Not detected |
| Organic volatile impurities | Meets the requirement | --- |
| Loss on drying, | 8-12 % | 8.5-12 % |
| Residue on ignition, | c | ≤ 0.1 0 % |
| Assay | 98.5-101.5 % | 9 9.0-10 0.5 % |
| pH value | --- | 1.5-2.0 |
| Organic volatile impurities | Meets the requirement | --- |
| Chromatographic purity | 0.5% max Individual impurity, 2% max total | --- |
QH Chemicals is the professional producer of amino acids.
If any of them meets your interest, you are welcome to tell us.
Divided and special selling plan will be made according to your reference.
| CAS No.: 7048-04-6 | Other Names: L-Cysteine HCL Monohydrate | MF: C3H10ClNO3S |
| EINECS No.: 200-157-7 | Place of Origin: Jiangsu China (Mainland) | Type: Nutrition Enhancers |
| Brand Name: QH CHEMICALS | Model Number: USP | white: white |