技术规格说明书
产品名称
铬酸钾 puriss., ≥99%
产品编号
12249
产品品牌
sigald
化学文摘社编号
7789-00-6
分子量
194.19
Test皿 | 规格 |
|---|---|
| APPEARANCE (COLOR) | Faint Yellow to Yellow |
| APPEARANCE (FORM) | Powder or Crystals |
| REDOX TITRATION | ≥ 99 % |
| PH-TEST | 8.5 - 10.0 |
| PH (METHOD) | 5 % in water, 20C |
| LOSS ON DRYING | ≤ 0.5 % |
| TRACE ANALYSIS (ADDITIONAL TESTS) | SO4 ≤ 200 mg/kg |
| CALCIUM (ICP) | ≤ 50 mg/kg |
| CHLORIDE (CL) | ≤ 50 mg/kg |
| RECOMMENDED RETEST PERIOD | 42 MONTHS |