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Measuring range: 30-500 ppm
Number of pump strokes: 1(100ml）
Sampling time: 2 minutes/1 pump stroke
Detectable limit: 10 ppm
Shelf life: 2 years（Necessary to store in refrigerated conditions ; 0～10℃）
Operating temperature: 0～40℃
Temperature compensation: Necessary（See "TEMPERATURE CORRECTION TABLE"）
Reading: Direct reading from the scale calibrated by 1 pump stroke
Colour change: Pink→Yellow
