技术规格说明书
产品名称
水杨酸钠 ≥99.5% (HPLC), puriss. p.a.
产品编号
71945
产品品牌
sial
化学文摘社编号
54-21-7
分子量
160.10
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | WHITE TO ALMOST WHITE |
| APPEARANCE (FORM) | POWDER TO FINE FLAKES |
| TITRATION (NT) HCLO4 0.1M | 99.5 - 100.5 % |
| PURITY (HPLC AREA %) | ≥ 99.5 % rel |
| SOLUBILITY (COLOR) | COLORLESS TO ALMOST COLORLESS |
| SOLUBILITY (TURBIDITY) | CLEAR (< 3.5 NTU) |
| SOLUBILITY (METHOD) | 1G IN 10ML WATER |
| LOSS ON DRYING | ≤ 0.5 % |
| INFRARED SPECTRUM | CONFORMS TO STRUCTURE |
| METAL TRACE ANALYSIS (ICP) | CORRESPONDS TO REQUIREMENTS |
| CALCIUM (ICP) | ≤ 50 mg/kg |
| CADMIUM (ICP) | ≤ 5.0 mg/kg |
| COBALT (ICP) | ≤ 5.0 mg/kg |
| CHROMIUM (ICP) | ≤ 5.0 mg/kg |
| COPPER (ICP) | ≤ 5.0 mg/kg |
| IRON (ICP) | ≤ 10 mg/kg |
| POTASSIUM (ICP) | ≤ 50 mg/kg |
| MAGNESIUM (ICP) | ≤ 25 mg/kg |
| MANGANESE (ICP) | ≤ 5.0 mg/kg |
| NICKEL (ICP) | ≤ 5.0 mg/kg |
| LEAD (ICP) | ≤ 5.0 mg/kg |
| ZINC (ICP) | ≤ 25 mg/kg |
| TOTAL SULFUR AS SO4 (ICP) | ≤ 600 mg/kg |
| CHLORIDE (CL) | ≤ 100 mg/kg |