Full instructions for use are on the label.
eBay
Keep your pool or hot tub clean and healthy with the AQUASPARKLE 4 Way Test Strips. These testing strips are perfect for detecting the levels of chlorine, bromine, pH, and alkalinity/KH in your pool or hot tub. With a pack of 50 test strips, you can easily test the water quality of all water types. The Aquasparkle brand is a trusted and reliable choice for all your pool chemical needs. These test strips are suitable for both swimming pools and hot tubs, making them a versatile option for any pool enthusiast. Don't let high levels of chlorine, bromine, pH, or alkalinity/KH ruin your pool or hot tub experience - get the AQUASPARKLE 4 Way Test Strips today.
eBay
NT Labs PONDLAB 200 Multitest Kit. Pondlab 200 Multi-test. Ammonia, Nitrite, Nitrate, pH, GH and KH. NT Labs Nitrite test kit. Nitrite is produced by the beneficial bacteria in the pond and filters as they break down the harmful waste ammonia - excreted by the fish.
eBay
Perfect for routine pool, hot tub, or spa maintenance. •Fast & Simple Use – Dip strip in water 1 second, hold flat 15 seconds, compare to colour chart. Key Features.
eBay
NITRITE TEST KIT Nitrite is produced in the aquarium in the forms of fish waste, uneaten food, and by nitrifying bacteria in your aquarium’s natural cycle as it breaks down ammonia. Low levels of nitrite inhibit respiration and suppress the immune system, while high levels cause suffocation in fish.
eBay
eBay
Easy to use: No complex tools needed, dip the strip for 2 seconds, compare colors, and get results in 30 seconds, easy to use. We believe the good communication will resolve everything. Boys Outfits.
eBay
Alkalinity / Total Alkalinity (mg / l): 0 - 240. Chlorine (Free) / free Chlorine (mg / l): 0.0 - 10.0.
eBay