Hydrion 0-2000 chlorine test strips measure the concentration of free chlorine in sanitizing solutions. The color chart has matches at 0-25-50-200-500-800-1500-2000 ppm. Case includes 6 vials of 100 strips.
Dip strip into test solution for 1 second. Remove strip and shake off excess. Match to color chart within 15-20 seconds for accurate free chlorine measurement.
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Bag of 20 large black vial clips
$29.11 (PACK/20)