50 шт. 3 в 1 бассейн хлор тест-полоски PH Щелочность воды твердость обнаружения Многофункциональный легко отличить бром индикаторная бумага

Features:
3 in 1 Pool and Spa water quality test strips.
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity.
Easy to distinguish: Color difference is obvious, easier to compare the strip color to the color chart.
Test at both ends of pool twice a week for best results.
Dip in water for instant reading and comes in easy-to-store container.
Perfect for swimming pool and spa test.
Item type: Swimming Pool SPA Test Strips
Material: Paper
Color: As pictures
Quantity: 50pcs/bottle
Test Range:
Free Chlorine Test Range: 0~10ppm
pH Test Range: 6.8~8.4
Total Alkalinity Test Range: 0~240ppm
Package includes:
1 bottle of Pool SPA 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.