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Type of harmful chemicals: Tetrachloroethylene
Measuring range: 1-10 ppm/ 0.2-2.0 ppm
Number of pump strokes: 1（100m)/ 4(400ml）
Sampling time: 1.5 minutes/1 pump stroke
Detectable limit: 0.1 ppm（400ml）
Shelf life: 1 year（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: Pale orange→Blueish purple
