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FOOD ADDITIVE
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Product:L-Cysteine Hcl Mono
Molecular Formula: C3H7NO2?H2O
Molecular Weight: 175.64
Usage: White crystal or powder. Used for biochemical reagent, foodstuff additive, antioxidant, antiseptics and cold permanent waving of hair, etc. |
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Specification:
Specifications |
AJI92 |
USP25 |
CP2000 |
Appearance |
White crystal or powder |
Identity |
Infrared absorption spectrometry |
Specific rotation |
+5.5¡ã- +7.0¡ã |
+5.7¡ã- +6.8¡ã |
+5.5¡ã- +7.0¡ã |
State of solution |
¡Ý 98.0% |
--- |
¡Ý 98.0% |
Chloride |
19.89 ¨C 20.29% |
--- |
19.8 ¨C 20.8% |
Ammonium |
¡Ü 0.02% |
--- |
--- |
Sulfate |
¡Ü 0.020% |
¡Ü 0.03% |
¡Ü 0.02% |
Iron |
¡Ü 10PPm |
¡Ü 30PPm |
¡Ü 10PPm |
Heavy Metal |
¡Ü 10PPm |
¡Ü 15PPm |
¡Ü 10PPm |
Arsenic |
¡Ü 1PPm |
--- |
¡Ü 1PPm |
Other amino acids |
--- |
--- |
¡Ü 0.5% |
Loss on drying |
8.5 - 12.0%¡¡ |
8.0 - 12.0%¡¡ |
8.0 - 12.0%¡¡ |
Residue on ignition |
¡Ü 0.10% |
¡Ü 0.4% |
¡Ü 0.1% |
Assay |
99.0-100.5% |
98.5-101.5% |
¡Ý 98.5% |
PH |
1.5 - 2.0 |
--- |
1.5 - 2.0 |
VOCs |
--- |
Conform to standard |
--- |
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