50 шт. 5 в 1 твердость воды мульти-использование PH Щелочность проверяет спа быстрые результаты цианурный плавательный бассейн обнаружения бумаги тест-полоски

Features:
The test paper is accurate, easy to operate and convenient to carry.
Quickly test the pH, bromine, total alkalinity and total hardness in water by colorimetric method.
Commonly used in swimming pools, spas and other industries.
Specification:
Material: Paper
Color: As pictures
Quantity: 50pcs/Box
Total hardness: 0 ~ 100
Total range: 0~10
Free range: 0 ~ 10
Free bromine range: 0~22
PH range: 6.8 ~ 8.4
Total alkalinity: 0 ~ 240
Package includes:
1 bottle of 5 in 1 Swimming Pool Test Strips(50pcs)
Notes:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.