Test Paper, Ph 0-13, Pk. 5, Pack Of 5

Details:

Full range ph measurement one roll 0-13 and one roll 12.5 To 14.0Clear color changes, from a bright blue at 12, through green at 13, to yellow at 145/32” wide x 15 feet roll in dispenser with 2 color comparison chartsreplacement test papers 3109d74 and d81 are furnished in package of 5 roll