Gastec 211LL イオンスルフィドS2-検出チューブ（0.5〜20 ppm）
メーカーGastec(このブランドの他の製品を見る)
Model211LL
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: 0.5 ~ 20 ppm
Measuring Range: 0.5 ~ 20 ppm
Sampling Time: 3 minute
Colour Change: White → Brown
Reaction Principle: S2- + Pb(CH3COO)2 → PbS
Nr. of tests: 10
Performance
| Measuring Range | 0.5 to 20 ppm |
| Sampling Time | 3 minutes |
| Detecting Limit | 0.2 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 | Change colour by itself to |
| SO32- | ≦ 20 ppm | No | No ( ≦ 1%) |
| Cl- | ≦ 100 ppm | No | No ( ≦ 5%) |
| Cr6+ | ≧ 0.2 ppm |  |
Yellow ( ≧ 1ppm) |
| CO32- | ≦ 500 ppm | No | No ( ≦ 1%) |
| S2O32- | ≦ 20 ppm | No | No ( ≦ 1%) |
| I- | ≦ 200 ppm | No | Yellow ( ≧ 3000ppm) |
| SO42- | ≦ 100 ppm | No | No( ≦ 1%) |
| PO43- | ≦ 100 ppm | No | No ( ≦ 1%) |
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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