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HACH 封裝型差分ORP探 p/n.2028R0
HACH PCII 游離余氯測試試劑包 P/N.21055-69（2105569）
DPD Free Chlorine Reagent, 10 mL Sample, Powder Pillows, PK/100
• DPD Method, Free Chlorine Reagent Powder Pillows Pack of 100
• USEPA accepted for reporting drinking water analysis using Hach Method 8021
• Sample Size: 10 mL
• Range: up to 2.00 mg/L
• For best results use with a Hach colorimeter or spectrophotometer.
• Backed by over 20 years of DPD experience!
HACH PCII 游離余氯測試試劑包 P/N.21055-69（2105569）
產地：美國（USA）
庫存狀態：現貨（Spot）
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