Gastec 218 水検知管内のオゾン O3（1〜10 mg / L）
メーカーGastec(このブランドの他の製品を見る)
Model218
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: 2 ~ 10 mg/L
Measuring Range: 1 ~ 10 mg/L
Sampling Time: 3 minute
Colour Change: Pale blue → White
Reaction Principle: 2O3 + C16H10N2O2 → 2C8H5NO2 + 2O2
Nr. of tests: 10
Performance
| Measuring Range | (1) to 10 mg/L |
| Sampling Time | 3 minutes |
| Detecting Limit | 0.5 mg/L |
| Colour Change | Pale blue → White |
| Reaction Principle | Ozone react with indigo to produce chemical reaction products to discolour the reagent to white. 2O3 + C16H10N2O2 → 2C8H5NO2 + 2O2 |
| Shelf Life | 3 Years |
| Corrections for temperature & humidity | Water temperature correction is necessary |
| Store the tubes at cool and dark place. | |
Possible coexisting substances and their interferences (NOTE)
| Substance | Concentration | Interference | Change colour by itself to |
| H2O2 | ≧ 0.05 mg/l |  |
No |
| ClO- | ≧ 5(Cl) mg/l | |
White for whole layer higher than 500mg/l (Not produce demarcation) |
| ≧ 500(Cl) mg/l | |||
| Acid (H+) | + | No | |
| Alkali (OH-) | |
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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