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• Downstem: Diffuser downstem with glass inclusion
The HEATX from Black Leaf® is an innovative 3-in-1 dab tool for concentrates: hot knife
Papier: ultradünn für gleichmäßigen
ensuring a striking
• Watermark: CrissCross structure for even burn
Bluelab pH 4.0 Kalibrierlösung | 250 ml Cones • Downstem: Diffuser downstem withThe 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
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