Description
A pH meter needs regular, clean calibration to give reliable readings. Milwaukee MA9004 pH 4.01 buffer gives you a precisely defined reference value of pH 4.01 at 25 °C and is ideal for two-point calibration together with pH 7.01.
Key facts
- Manufacturer: Milwaukee Instruments
- Model: MA9004
- Reference value: pH 4.01 at 25 °C
- Accuracy: ±0.01 pH
- Content: 230 ml
- Ready to use
- Packaging: light-protected bottle with airtight, tamper-evident cap
Sold and shipped by Grow Guru (mako GmbH, Ettlingen, Germany), shipped from within the EU. Prices are set by the vendor and you complete your purchase on their site. Adults only.












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