CAS No.: | 150-13-0 |
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Formula: | C7h7no2 |
EINECS: | 205-753-0 |
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Items tested | Specification |
Characters | White or light yellow crystal or crystalline powder without smell |
Identification | IR should comply with the reference standard spectrum. Solution main peak retention time should be consist with standard solution main peak retention time |
Loss on drying | Not more than 0.2% |
Residue on ignition | Not more than 0.1% |
Assay | 98.0 ~ 102.0% |
Related substances (HPLC) | Nitrobenzoic acid |
Benzocaine<0.2% | |
Any unspecified impurity<0.1% | |
Total impurities<0.5% | |
Aniline and P-toluidine (GC ) | Aniline<10ppm |
P-toluidine<l0ppm |