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Testing items: pH/Residual Chlorine
Measuring range:
pH: 6.0~7.6 (colorimetric disc BTB) or 5.8~8.6 (colorimetric plate BTS)
Residual Chlorine: 0.05~2.0 mg/l (A) or 0.1~2.0 mg/l (B)
Standard Included: Colorimetric measuring instrument, 1 colorimetric disk, 2 square colorimetric tubes (with lid) Free residual chlorine measurement reagent or total residual chlorine measurement reagent, pH indicator (BTB or BTS) 18mL, carrying case
Quantity: pH: 50/bag; Cl2: 36/18ml
