ITEM NAME:50pcs/bottle 4in1 Swimming Pool & Spa Water Test Strips Papers Water test Too f〠4 in 1: TO USE: Remove a Spa Selections Test Strip from the bottle. Immerse strip for 2 SECONDS to a depth of 6 inches and remove. Remove from spa water with pads face up. Shake once to remove excess water. Read immediately: FCL/Br, ALK, pH, TH. Compare the colors on the pads of the test strip to the color chart on the bottle and record your levels. Package Included: 50pcs/bottle x PH Pool Test Strip Pls Note: Due to hand measure, the size may have 1-2cm error. Due to different monitor, the color may have difference. Due to long.Remove a Spa Selections Test Strip from the bottle. Remove from spa water with pads face up. Shake once to remove excess water. Compare the colors on the pads of the test strip to the color chart on the bottle and record your levels.
