Buffer pH 4 colourless ISO EN 17025 certified colourless 500ml-Exp.2022-04
32095.264-500ml
pH buffer type: Phth alate
pH: 4.0
Appearance: Colourless liquid.
Use: This reference material is prepared gravimetrically from potas sium hydro gen phth alate and high purity water. It is intended to be used for calibrating pH measurement devices.
Unit Qty: ea
Availability: 6 in stock
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