pH Calibration Buffer Powder
pH 4.01 @ 25°C – 250 ml Solution Powder
pH 6.68 @ 25°C – 250 ml Solution Powder
R50.00 incl. VAT
Empty powder sachet into a clean 250 ml glass beaker. Add 250 ml of Deionized Water. Stir until the powder has completely dissolved.
pH solution accuracy is +/- 0.01 pH
Only 5 left in stock