| CAS No.: | 52-89-1 |
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| Other Names: | |
| MF: | |
| EINECS No.: | |
| Place of Origin: | |
| Grade Standard: | Food Grade,Medicine Grade |
| Usage: | |
| Brand Name: | |
| Model Number: | |
| Purity: |
Quick Details
Specifications
Supplier: Premium Ingredient Co.,Ltd
Product Name: L-Cysteine Hcl Anhy Cas No.: 52-89-1 Quality Standard: AJI92
Description: white crystals or crystalline powder. Strongly acid taste.
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Test item
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Limit
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Specific rotation
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+5.6 to +8.9°
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State of solution
(transmittance)
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Clear and colorless
Not less than 98.0%
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Heavy metals(Pb)
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Not more than 10ppm
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Arsenic
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Not more than 1ppm
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Other Amino Acids
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Chromatographically not detectable
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Loss on drying
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Not more than 1.0%
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Residue on ignition
(sulfated)
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Not more than 0.1%
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Assay
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98.0 to 102.0%
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PH
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1.5 to 2.0
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Storage: Preserve in tight containers at controlled room temperature.
Recommended limit: 2 years