Molecular Formula: C3H7NO2S·HCl·H2O
CAS：7048-04-6
Properties: achromaticity or white crystal aggregate and white crystalline powder. Slightly odor and taste(acidity), Reducibility, antioxidant and should preventing from non-enzymatic browning reaction. Soluble in water and acidic. Soluble in ethanol, acetic acid and ammonia, insoluble in ether, acetone, Chloroform.
Usage: nutritional supplements, Bread Improver, antioxidant, color fixative
Quality Standard: AJI92
|
Items |
standard |
|
Solubility (%) |
98.0 min |
|
specific rotation (°) |
+5.5—+7.0 |
|
chlorid (%) |
19.89-20.29 |
|
sulfate (%) |
0.020 max |
|
ammonium salt (%) |
0.020 max |
|
Iron (ppm) |
10 max |
|
heavy metal (ppm) |
10 max |
|
Arsenic (ppm) |
1 max |
|
other amino acid |
Not detected by TLC(10ug) |
|
drying shrinkage (%) |
8.5 -12.0 |
|
ignition residue (%) |
0.10 max |
|
content (%) |
99.0-101.0 |
|
pH value |
1.5-2.0 |
Packaging: 25KG/barrel
Transportation: avoid sun and rain, be transported as general chemicals but with no toxic, hazard materials.
Storage: stored in a dry clean dark environment, and not be mixed with toxic substances to avoid contamination.
Shelf life: two years
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