How The Test Strips Work5 in 1 IndicatorRemove one strip from bottle and hold at end with no pads. Dip strip into the water to be checked and remove immediately. Be sure to dip all five pads into the water. Do not shake excess from strip.Hold strip level and allow colors to develop. At 30 seconds compare pH, hardness, alkalinity, and nitrite pads to color chart and record the results to your best estimated value. At 60 seconds compare nitrate pad to color chart, record results and dispose of test strip. Strips cannot be reused. Refer to Water Quality Guide for adjustments.AmmoniaRemove test strip from bottle and replace cap. Fill test tube above top line with aquarium water. Vigorously move test strip up and down in test tube water sample for 30 seconds, making sure all pads are submerged. Remove test strip and shake off excess water.Wait 30 seconds for colors to develop. Hold test strip with pads facing away from you and read small pad through back of plastic strip. Compare pad to color chart, record the results to your best estimated value, and dispose of test strip.Rinse test tube and store separately.Made in USA.
Mardel Master Test Kit
Pack Size: Pack of 50