Strips Water PH Test Strips Testing Strips PH Value Test Easy To Carry
Between pH 1 and 2 is toilet wash. PH 11 is plant ash water. PH Value in Life：. Between pH 2 and 3 are lemons and vinegar. PH 3 to 4 is orange. PH 4 to 5 is soy sauce. (pH 7.0 to 8.5 is good forthe human body).