Product Paramenters
| INSPECTION ITEM | INDICATORS 92% | INDICATORS 35% |
| Appearance , 25° | Yellowish powder | Yellowish transparent liquid |
| Active matter, % | 92±2 | 35±2 |
| Petroleum ether soluble substance,% | 3.0Max. | 1.5Max |
| Sodium sulfate, % | 5.0Max. | 1.5Max |
| Free alkali (by NaOH), % | 1.0Max. | 0.3Max |
| Water content, % | 3.0Max. | / |
| Color, Hazen (5% Am.aq.sol) | 100Max | 60Max |
