Phenol Red Photometer Reagent For pH Testing | Digital | 511772BT
Reagent Phenol Red Photo Digital pH Testing Tablets - 511770BT
Reagent tablet to measure pH for digital water test kits.
*Sold in STRIPS of 10 tablets each.
Works with Scuba II 5-in-1 Digital Electronic Water Tester - 216100 and MD200 6-in-1 Digital Water Testing Kit - 2861902




