| Anionic Polyacrylamide-APAM阴离子聚丙烯酰胺（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 | % | 10–30 (adjustable) | GB/T 12005.6 |
| Dissolution Time (1% solution)1%溶液溶解时间 | min | ≤60 | GB/T 13940 |
| Insoluble Matter不溶物含量 | % (m/m) | ≤0.5 | GB/T 12005.2 |
| Residual Monomer (AM)丙烯酰胺残留单体 | 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值 | - | 7.0–10.0 | GB/T 6368 |
| Anionic Polyacrylamide (APAM) is a water-soluble polymer with negative charges, mainly used as flocculant, thickener in wastewater treatment, mining, coal washing, oilfield flooding and papermaking industry. | |||
