Well shit - I had to resize one photo before it will post. Here's the other page - the one with the calibration instructions.
PharmaCan Reviewed by PharmaCan on . digital ph meter, buffers, don't know what i'm doing!! hiya i got one of those digital ph meters but the instructions are like double dutch and don't really help me much. what are the buffers for and how do you use them, ie i got two bottles with the meter, one at 6.98 or something and the other one in the 4.0 region, what do you do with these, do you immerse the thing in the solution or do you mix it with water first and if so how much? the instructions mention that you use them to calibrate the meter, does that mean so that you get an accurate Rating: 5