or
Hydrion 1-5 (overall) pH Paper In Double Roll Dispenser 1 Set. Hydrion Short Range dual rolls of 1.0-2.5 and 3.0-5.5 pH paper. Short range papers offer a sharp color change for each half pH unit. Lucite dispenser contains two 15 Foot Rolls of pH Testing
|
Hydrion 1-5 (overall) pH Paper In Double Roll Dispenser 1 Set. Hydrion Short Range dual rolls of 1.0-2.5 and 3.0-5.5 pH paper. Short range papers offer a sharp color change for each half pH unit. Lucite dispenser contains two 15 Foot Rolls of pH Testing
|
© 2014 Andwin Scientific