説明

• What is the pH？ Specification: 1 - 3 indicates a very acidic substance four - 6 indicates an acidic substance 7 indicates impartial 8 - 11 signifies alkalinity 12 - 14 indicates a very excessive level of alkalinity Paper Size:app 45mm x 7mm (L x W) Weigh:app 3g About the operate of check paper Simply press the testing strip to the item or liquid you're checking out Half moment later, take out the paper and utilizing the color chart included, evaluate the color substitute of the paper to find out the acidity level of your checking out field Can now not point out the Acid or alkali solution when its density changed into lower than 0% Keep dry for the rest paper Scope of use of test paper Packing List 5 field ph paper FAQ How many verify papers are there in a box？ A: 1 box=20 pcs 1 pcs=80 strips so 1 field total 1600 strips How long is the shelf life of test paper？ in 1-2 years Multiple Colors Available Brand Story YIERYI model become registered in 2016 The main products are refractometers, PH meters, tds, ec pens, soil meters, kitchen scales, and jewellery scales In order to guarantee the accuracy of the data, we gave up the cheap chip, chosen high-precision Taiwan imported and South Korea imported chips, the design selected a transportable pen-type design, light, beautiful, and easy to hold All merchandise may be tested, calibrated and utilized by ourselves to ensure that the standard is certified and then promoted We wish to let this healthy brand input every family and each nook of the world, and move at the dream of "world love, China made"!

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