| Nonionic Polyacrylamide-NPAM 非离子聚丙烯酰胺（CAS:9003-05-8 ） | |||
| Item 物品 | Unit 单位 | Specification 规格 | Test Method 检测方法 |
| Item | Unit | Specification | Test Method |
| Appearance外观 | - | White powder/granule | Visual Inspection |
| Solid Content固含量 | % (m/m) | ≥90 | GB/T 12005.2 |
| Molecular Weight分子量 | ×10⁴ | 800–2500 | GB/T 12005.10 |
| Degree of Hydrolysis水解度 | % | ≤5 | GB/T 12005.6 |
| Dissolution Time (1% solution)溶解时间（1%溶液） | min | ≤60 | GB/T 13940 |
| Insoluble Matter不溶物 | % (m/m) | ≤0.5 | GB/T 12005.2 |
| Residual Monomer (AM)残余单体 | ppm | ≤500 | GB/T 22312 |
| Bulk Density堆积密度 | g/cm³ | 0.60–0.85 | GB/T 13531.4 |
| pH (1% aqueous solution)1%水溶液PH | - | 7.0–10.0 | GB/T 6368 |
| Nonionic Polyacrylamide (NPAM) is a nonionic water-soluble polymer, suitable for neutral and weakly acidic water treatment, widely used in water treatment, papermaking, oilfield and textile industries. | |||
