pH Buffer Calibration Solution Kit 2-Pack — one pH 4.00 (red) and one pH 7.00 (Yellow), Each 250 mL (8.4 fl oz) — NIST Traceable Reference Standards for All pH Meters

R 815
or 4 x payments of R203.75 with Payflex

Availability: Currently in Stock
Delivery: 10-20 working days

Please be aware orders placed now may not arrive in time for Christmas, please check delivery times.

You might also like...