Short Description:
CAS Number: 67-20-9
Molecular Formula: C8H6N4O5
Standard: USP32
Package: 25kg/drum
Description:
CAS Number: 67-20-9
Molecular Formula: C8H6N4O5
Standard: USP32
Package: 25kg/drum
| ITEMS | LIMIT |
| Characters | Yellow crystalline powder |
| Identification | |
| A: Infrared Absorption: Previously dried at 140℃ for 30min | |
| B: The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in chromatogram of the standard preparation, as obtained in the assay | |
| Water | NMT 1.0% |
| Limit of Nitrofurfural Diacetate | NMT 1.0% |
| Limit of Nitrofurazone | NMT 0.01% |
| Assay | 98.0 ~ 102.0% |
| Specific surface area | 0.045 to 0.20m2/g |
| Residual solvents | Acetone |
| NMT 2000ppm | |
| Formic acid | NMT 5000ppm |
