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04 ppm (mg/L) + or - 4% of reading at 25 degrees C
It is used with disposal syringes or filtration device with luer fit
Remember when you could sand those hard to reach places
Blue Litmus Test Paper Acid Indicator 100 Strips sold2026 electronics repairBlue Litmus Test Paper Acid Indicator 100 Strips Blue Litmus Paper is a P. H. tester for Acid with pH between 4. 3 6. 8. 100 strips per vial. Blue litmus paper turns red or pink for acidic solutions (pH values lower than 7 (Neutral). This is used in many science projects. Each strip measures approx . 25 inches x 1. 75 inches. Product Features Blue Litmus Paper are a P. H. testers for Acid 100 strips per vial pH 4. 3 6. 8
