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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 |