N-Acetyl-L-Cysteine
Name:N-Acetyl-L-Cysteine
Properties:White
granular crystal or crystalline powder. Easily soluble
in water and ethanol.
| Item |
Index |
| Specific
rotatory power[α] D20 |
+21.3º
— +27.0º |
| Transmittance
|
≥98.0%
|
| Chlorine(Cl) |
≤0.040% |
| Ammonia(NH4)
|
≤0.020% |
| Sulphur(SO4)
|
≤0.030% |
| Iron(Fe) |
≤20
ppm |
| Heavy metal(Pb) |
≤10
ppm |
| Arsenic(As2O3) |
≤1
ppm |
| Other amino acid |
Can not
be checked out by chromatographer. |
| Loss on drying |
≤0.50% |
| Residue on ignition |
≤0.20% |
| Content |
98.5 —
101.0% |
| PH |
2.0 ~ 2.8 |
| Melting point |
106 ~ 110°C |
Packed in cardboard drum with the
lining of two layers of plastic bags. NW:25 KG per
drum.
