技术规格说明书
产品名称
硅胶 high-purity grade (puriss), pore size 60 Å, 70-230 mesh, for column chromatography
产品编号
60740
产品品牌
sial
化学文摘社编号
7631-86-9
分子量
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Colorless or White |
| APPEARANCE (FORM) | Powder |
| PARTICLE SIZE | CORRESPONDS TO REQUIREMENTS |
| PH-TEST | 6.0 - 7.5 |
| PH (METHOD) | 25 C, 10% in H2O |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| COPPER (ICP) | ≤ 5 mg/kg |
| IRON (ICP) | ≤ 20 mg/kg |
| LEAD (ICP) | ≤ 5 mg/kg |
| ZINC (ICP) | ≤ 5 mg/kg |
| TOTAL SULFUR AS SO4 (ICP) | ≤ 50 mg/kg |
| CHLORIDE (CL) | ≤ 100 mg/kg |
| NITRATE (NO3) | ≤ 50 mg/kg |