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            简单介绍:
        
        
            臭氧检知管218 O3,Performance Measuring Range 1 to 10 mg/L Sampling Time 3 minutes Detecting Limit 0.5 mg/L,臭氧检测管价格
        
    
            详情介绍:
        
        臭氧检知管218 O3
Ozone in Water NO.218
Ozone in Water NO.218
O3

| Performance | |||
| Measuring Range | 1 to 10 mg/L | ||
| Sampling Time | 3 minutes | ||
| Detecting Limit | 0.5 mg/L | ||
| Colour Change | White →Pale blue | ||
| 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+) | 500 ppm | + | No | 
| Alkali (OH-) | 20 ppm | - | No | 
