Bluelab pH 4.0 Kalibrierlösung | 250 ml Grinder • Material: Borosilicate glass (externally

• Material: Borosilicate glass (externally colored)

8 mm joint

it offers maximum stability and durability – in a distinctive

Dadurch wird das Pflanzenmaterial gleichmäßig und schonend verdampft – für ein volles

even with a filled bong

Bluelab pH 4.0 Kalibrierlösung | 250 ml Grinder • Material: Borosilicate glass (externallyThe Bluelab pH 4. 0 Calibration Solution (250 ml) is a high quality reference solution for precise calibration of pH meters and pH pens. Regular calibration helps to maintain the measurement accuracy and longevity of your Bluelab pH products in the long term. For reliable pH measurement, pH meters should be cleaned regularly and then calibrated with two reference standards pH 7. 0 and pH 4. 0. After calibration, your meter is immediately ready for use