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A few minutes and a small amount of this balanced pH Calibration Solution 4.01 are all growers need to adjust their pH meter and secure accurate nutrient solution readings. Available...
$6.42
SKU: 13313
UPC: 0793094015417
Condition: New
Category: Calibration Solutions > pH 4.01 Calibration Solution 8 ounce
A few minutes and a small amount of this balanced pH Calibration Solution 4.01 are all growers need to adjust their pH meter and secure accurate nutrient solution readings. Available in an eight-ounce bottle.