Call us: (08) 9248 1901
1/1928 Beach Rd, Malaga, Perth 6090
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Buffer 4 is used for the calibration of your pH digital meter. It is recommended that both Buffer 4 and Buffer 7 are used in conjunction to ensure accurate calibration in the range (pH 4 to pH 7). Calibration is essential for the correct readings of your digital meter.
“Hi there,
I received my order a few days ago, and just wanted to say how pleased i am with how quick everything arrived.
I have recommended your store on many forums and will continue to do so.
”
Stephanie M, Perth, WA
