vsshe Aquarium Test Strips, 7 in 1 Fish Tank Test Kit, Freshwater Saltwater Aquarium Water Test Kit to Detect pH Nitrite Nitrate Chlorine Carbonate Hardness, Testable in 60 seconds (GH & KH) (200 Pcs)

• 【7 parameter test】The product can test the total water hardness, total alkalinity, carbonate, nitrate, nitrite, free chlorine, PH value.
• 【Accurate values】Aquarium test strips, instant and reliable results, simple and clear instructions. Just dip and compare with the big color chart on the box. The ideal range is marked on the bottle.
• 【Easy to use & read】Immersed the aquarium test strip in the water, take it out after 2 seconds. Hold it horizontally for 60 seconds and compare to the color chart on the bottle. Readings must be taken within 30 seconds for accurate water quality results.
• 【Wide range of applications】The test strip set is widely used in aquariums such as fish tanks, ponds, and shrimp tanks. It is a good helper for quickly and accurately judging water quality. Research shows that your aquarium should be tested at least twice a week to check water quality and prevent fish loss.
• 【Sealed package】100/200 water test strips are included in a closed bag and can test your aquarium 100 times. After taking out the test strip, the cap should be tightened in time to prevent the test strip from being contaminated by water.

Product description Features: 3159966 Aquarium Test Paper 7 in 1 (100PCS) 3159999 Aquarium Test Paper 7 in 1 (200PCS) 1: Total hardness, total alkalinity, carbonate, nitrate, nitrite, free chlorine, PH value, seven-in-one aquarium test paper. 2: Color card for box body 3: Material: ABS 3159966 3159954 Aquarium Test Paper 7 in 1 (100PCS) + 3159891 Sticker + 3034717OPP Box 3159999 3159954 Aquarium Test Paper 7 in 1 (100PCS)*2+ 3159891 Sticker+3034717OPP Box Product Size: 3159966 Aquarium test paper 7 in 1 (100PCS) 14.5*10*2cm 86g 3159999 Aquarium test paper 7 in 1 (200PCS) 14.5*10*2cm 64g Precautions: Pay attention to sealing the pocket during use to prevent the product from getting wet and losing its effect Directions Immerse the aquarium test strip in the water, take it out after 2 seconds. Hold it horizontally for 60 seconds and compare to the color chart on the bottle. Readings must be taken within 30 seconds for accurate water quality results.