China Benzocaine CAS 94-09-7 Tetracaine HCl Lidocaine Sell CAS 288573-56-8 CAS 125541-22-2 CAS 79099-07-3 CAS40064-34-4, Find details about China High Quality CAS: 288573-56-8, Hot Sale CAS: 288573-56-8 from Benzocaine CAS 94-09-7 Tetracaine HCl Lidocaine Sell CAS 288573-56-8 CAS 125541-22-2 CAS 79099-07-3 CAS40064-34-4
Benzocaine
Items Tested | Specification | Result |
Characters | A white, crystalline powder or colorless crystals. | A white crystal. |
Identification | IR should comply with the Reference Standard spectrum. UV should comply with the Reference Standard spectrum. An orange-red precipitate is performed. | IR complies with the Reference standard spectrum. UV complies with the Reference standard spectrum. An orange-red precipitate is performed. |
Melting range | 88 ~92 degree | 89.8-90.2degree |
Loss on Drying | Not more than 1.0% | 0.22% |
Readily carbonizable Substances | The resolution has no more color than Matching Fluid A. | Conform |
Residue on ignition | Not more than 0.1% | 0.02% |
Heavy metals | Not more than 0.001% | Conform |
Chloride | Conform | Conform |
Assay (HPLC) | 98.0%-102.0% | 99.96% |
Ordinary Impurities | ≤1% | Conform |
Reaction | Conform | Conform |
Product name | Benzocaine | ||
CAS | 94-09-7 | Outer Packing | 25KG/drum |
Production date | 2017.08.01 | Shelf life | 2019.07.31 |
Standard adopted | USP36 | ||
Items of analysis | Specification | Results | |
Appearance | White crystalline powder | White crystalline powder | |
Identification | Consistent with the standard chart | Conformed | |
Reactive identification | Orange red | Orange red | |
Melting point | 88ºC-92ºC | 89.3-90.3ºC | |
Loss on drying | ≤0.5% | 0.3% | |
Easy carbide | Comply with USP standards | Conformed | |
Residue on ignition | ≤0.1% | ≤0.1% | |
Chlorine | NO | Not detected | |
Heavy metals | ≤10ppm | ≤10ppm | |
Total impurity | ≤1.0% | Not detected | |
Assay | 98-102% | 99.4% | |
Conclusion | Qualified |