- 产品品牌：
- 日本gastec
- 产品型号：
- : 221L
- 类型：
- 水质在线分析仪
221L氯化物检知管 Cl-的详细介绍
Chloride Ion NO.221L
Cl-| Performance | |||
| Measuring Range | (25) to 1000 mg/L | ||
| Sampling Time | 3 minutes | ||
| Detecting Limit | 1 mg/L | ||
| Colour Change | Brown → White | ||
| Reaction Principle | 2Cl- + Ag2CrO4 →2AgCl | ||
| Shelf Life | 3 Years | ||
| Corrections for temperature &humidity | Unnecessary | ||
| Store the tubes at cool and darkplace. | |||
| Possible coexisting substances and theirinterferences (NOTE) | |||
| Substance | Concentration | Interference | Change colour by itselfto |
| CN- | 1 mg/L | + | White |
| Br- | 10 mg/L | + | White |
| SCN- | 30 mg/L | + | White |
| Fe2+ | 200 mg/L | - | No (1000 mg/L) |
| Fe3+ | 200 mg/L | - | White |
| F- | 500 mg/L | - | No (1000 mg/L) |
| I- | 50 mg/L | + | White |
| S2- | 5 mg/L | + | Blackish gray |
| SO42- | 2000 mg/L | - | White |
