cheapest ph test water liquid with all English and color chart

• Use profession and very efficient methods to determine the residual pH content in the public water and according to the changes in color decide when to install filter fibre.
• Guarantee the supply of good quality drinking water
• It is better use with chlorine to test the water quality.

Feature:accurate testing,low price, new type,easy to operate,convenient to carry

Target:effective to any colorless alkali solution whose ph value is from 4 to 10

Instrucion:drop 3-4 the reagent to 50ml  tested solution and shake,or drop 1-2 reagent to half   solution .Compare    resulted color with the color on the card ,then we can get the related ph value.

Storage period:3 years

Practical function:Guarantee the supply of good quality drinking water

Suggestion:It is better use with chlorine to test the water quality.

 Application area:acuaculture,sewage treatment,laboratory,boiler water making,electricity,paper    making,pharmacy,drinking water,water cup,the drinking water quality,teaching demonstration and so on.