Product Information
|
Product Name |
L-Cysteine Monohydrochloride USP29 |
|
Synonyms |
(R,R)-3,3′-Dithiobis(2-Aminopropionic Acid) |
|
CAS Number |
7048-04-06 |
|
Molecular Weight |
240.29 |
|
Molecular Formula |
C6H12N2O4S2 |
Specifications
|
Description |
White Crystal Powder |
|
Identification |
As Per USP29 |
|
Specific Rotation |
+5.7 – 6.8 ° |
|
State of Solution |
98 %min |
|
Loss on Drying |
8.0 – 12.0% |
|
Residue on ignition |
0.1% max |
|
Chloride |
19-89 – 20.29% |
|
Ammonium |
0.02%max |
|
Sulfate |
0.02%max |
|
Iron |
10 ppm max |
|
Heavy Metals |
10 ppm max |
|
Arsenic |
1 ppm max |
|
Chromatographic purity |
As per USP29 |
|
OVI |
As per USP29 |
|
Residual Solvents |
As per USP29 |
|
Assay |
98.5 – 101.5% |
|
pH |
1.5 – 2.0 |
|
Total Plate Count |
1000 cfu/g max |
|
Yeast & Mold |
100 cfu/gmax |
|
E. Coli |
Negative |
|
Salmonella |
Negative |
|
Staphylococcus auresu |
Negative / 10g |
Packing Options
|
25 kg net cartons |
Other packing options are available upon request
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