China N-Acetyl-L- Cysteine CAS: 616-91-1, Find details about China N-Acetyl-L- Cysteine, CAS: 616-91-1 from N-Acetyl-L- Cysteine CAS: 616-91-1
ITEMS | SPECIFICATIONS |
Appearance | White crystals or crystalline powder |
Assay | 98.5% to 101.0% |
Specific Rotation [α]²°D | +21.3°~ +27° |
PH | 2.0 ~ 2.8 |
Loss on drying | ≤0.5% |
Residue on ignition | ≤0.2% |
Iron(Fe) | ≤20ppm |
State of solution | ≥98% |
Chloride(Cl) | ≤0.040% |
Ammonium(NH4) | ≤0.020% |
Sulfate(SO4) | ≤0.030% |
Heavy Metals | ≤10.0ppm |
Lead(Pb) | ≤3ppm |
Arsenic(As) | ≤1ppm |
Total Plate Count | <1,000cfu/g |
Total Yeast & Mold | <100cfu/g |
E.Coli. | Negative/1g |
Salmonella | Negative /10g |
Staphylococcus | Negative /1g |