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Measuring range: 10-300 ppm
Number of pump strokes 1(100mr）
Sampling time: 1.5 minutes/1 pump stroke
Detectable limit: 1 ppm
Shelf life: 2 years
Operating temperature: 10～30℃
Temperature compensation: Necessary（See "TEMPERATURE CORRECTION TABLE"）
Reading: Concentration chart method
Colour change: White→Yellowish orange
