Gastec 211 イオンスルフィドS2-検出チューブ（1〜100 ppm）
メーカーGastec(このブランドの他の製品を見る)
Model211
お問い合わせ
安全なチェックアウト
高品質な対応
簡単な交換・返品
配送対応可能
Indicator: 1 ~ 100 ppm
Measuring Range: 1 ~ 100 ppm
Sampling Time: 2 minute
Colour Change: White → Brown
Reaction Principle: S2- + Pb(CH3COO)2 → PbS
Nr. of tests: 10
Pump: GV-100
Performance
| Measuring Range | 1 to 100 ppm |
| Sampling Time | 2 minutes |
| Detecting Limit | 0.5 ppm |
| Colour Change | White → Brown |
| Reaction Principle | S2- + Pb(CH3COO)2 → PbS |
| Shelf Life | 3 Years |
| Corrections for temperature & humidity | Unnecessary |
| Store the tubes at cool and dark place. | |
Possible coexisting substances and their interferences (NOTE)
| Substance | Concentration | Interference | Changes colour by itself to |
| CO32- | ≧ 500 ppm | + | No |
| Cl- | ≧ 5000 ppm | + | No |
| CrO42- | ≧ 25 ppm |  |
Yellow |
| SO32- | ≧ 300 ppm | |
No |
| S2O32- | ≧ 50 ppm | Unclear demarcation | No |
Detector tubes for dissolved substances
(i.e. in solution).
(i.e. in solution).
|
Dissolved sulphide detector tube
211H / 211M / 211 / 211LL
 |
 |
Liquid detector tube
|
To measure, simply immerse the detector tube in a sample of liquid (placed in a beaker or other container). Anyone can measure concentrations quickly, easily and accurately on site.
* Adjustment for pH is required when measuring with liquid detector tubes.
* Adjustment for pH is required when measuring with liquid detector tubes.
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