GENERAL HYDROPONICS STANDARD REFERENCE SOLUTION PH 4.01 8 OUNCE

GENERAL HYDROPONICS STANDARD REFERENCE SOLUTION PH 4.01 8 OUNCE

Vendor
General Hydroponics
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$8.20
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DETAILS

A meter is only as good as the calibration. General Hydroponics Standard Reference Solution is available in pH 4.01 (pink) and 7.01 (green). Solution should not be reused. Pour a small quantity from bottle, calibrate meter, and dispose of used solution. Pens should be calibrated about once a week. The storage solution helps prolong the life of the electrode.

ADDITIONAL INFORMATION

SKU TSPH48
Manufacturer General Hydroponics