For ultra-low Total Chlorine Determination by the DPD method. Hach Method 8370. Range: 2 – 500 µg/L Cl₂. Ampuled for stability. Package of 20x 1.5 mL ampules.
Boric Acid free!
*This product has not been evaluated to test for chlorine and chlormaines in medical applications in the United States.

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