7 ml pH500 solution HI 7007L
PH 7.01 is the most commonly used buffer solution.
Buffers are produced according to precise formulas and standardized with a pH meter calibrated to NIST standards.
All pH 4 solutions reproduce the lot number, the expiration date and the comparison table between pH and temperature.
They are supplied with the certificate of analysis.
The use of this buffer for the calibration of reading systems is very common in water control, in purification facilities, in the food sectors and in all those applications with a slightly acidic pH incognito.
Supplied in 500ml bottle.
