HACH 1407099 DPD游离氯试剂粉末枕头 (25 mL, pk/100)

For free chlorine determination by the DPD method. USEPA accepted for reporting drinking water analysis using Hach Method 8021. 

Ranges: LR: up to 2.00 mg/L; MR: 0.05-4.00 mg/L; HR: 0.1-10.0 mg/L. 

Sample Sizes: LR: 25 mL; MR: 10 mL; HR: 5 mL. 

Pack of 100 powder pillows.