| 上海豫東電子科技有限公司
主營產(chǎn)品: 惡臭檢測儀 應(yīng)急檢測箱 水質(zhì)安全檢測箱 水質(zhì)檢測管 紅外測溫儀 紅外熱像儀 |
15
| 上海豫東電子科技有限公司
主營產(chǎn)品: 惡臭檢測儀 應(yīng)急檢測箱 水質(zhì)安全檢測箱 水質(zhì)檢測管 紅外測溫儀 紅外熱像儀 |
| 參考價 | 面議 |
聯(lián)系方式:張小姐查看聯(lián)系方式
更新時間:2017-09-20 21:33:28瀏覽次數(shù):1629
聯(lián)系我們時請說明是制藥網(wǎng)上看到的信息,謝謝!
硫化物檢測管201L Sulphide,Performance Measuring Range 0.002 to 0.02 mg Sampling Time 45 seconds per 1 pomp stroke Detecting Limit 0.0002 mg Colour硫化物檢測管價格

| Performance | |||
| Measuring Range | 0.002 to 0.02 mg | ||
| Sampling Time | 45 seconds per 1 pomp stroke | ||
| Detecting Limit | 0.0002 mg | ||
| Colour Change | White → Brown | ||
| Reaction Principle | Gus generation tube : Sulphides +H2SO4 →H2S Detector tube : H2S + Pb(CH3COO)2 → PbS | ||
| Shelf Life | 3 Years | ||
| Corrections for temperature &humidity | Unnecessary | ||
| Coefficient ofVariation 5%(for 0.002 to 0.02 mg) | |||
| Possible coexisting substances and theirinterferences (NOTE) | |||
| Substance | Concentration | Interference | Change colour by itselfto |
| Chlorideion | | No | No |
| Chromate ion | | No | No |
| Carbonate ion |
| No | No |