Product Number: 2105528
For Free Chlorine determination by the DPD method
These Free Chlorine Powder Pillow reagents are USEPA accepted for reporting in drinking water and wastewater analysis using Hach Method 8021. For best results use with a Hach colorimeter or spectrophotometer.
Product Details
• Pack of 1000 powder pillows
• 10 mL sample size
• Range from: 0.02 - 2.00 mg/L Cl₂
• Boric Acid free!
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