功能

• Product Structure: Water pH Simple Measuring Instrument Body Type 1 (Square Test Tube x 3, Screw Cap Drop Bottles x 2), Residual Chlorine Measuring Instrument Resin Colorimetric Plate for DPD Method 1, BTB Indicator 50 mL 1, PR Indicator 50 mL 1, Powder Reagent for DPD Method 100 times Measurement Items: pH (BTB Method/PR Method) ~BTB 5.8 6.0 6.2 6.4 6.6 6.8 7.0, PR 7.2 7.4 7.6 7.8 8.0 8.2 8.4, Residual Chlorine (DPD Method) 0.05 0.1 0.2 0.3 0.4 0.5 0.6 0.8 1.0 1.3 1.5 2.0 mg/L