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Please enter your postal code and choose appropriate product group to find your local representative for METTLER TOLEDO Products. METTLER TOLEDO: Precision instruments for laboratory (precision balances, pipettes, ph-meters, mass comparators), industry (weighbridges, scales, weighing terminals, and retail (prepackaging, price labeling, scales).
pH meters measure the acidity or alkalinity of a liquid. Also called pH testers, they typically have a digital readout that provides a value on a scale of 0 to 14.
pH is a measure of how acidic or basic a substance is. It takes a numerical value between 0 and 14 that measures the relative amount of free hydrogen and hydroxyl ions in water. Water having more hydrogen ion concentration than hydroxyl is acidic.
30 wrz 2020 · The pH scale shows how acidic or basic a chemical is in aqueous solution (mixed with water). The scale runs from 0 (most acidic) to 14 (most alkaline or basic), where 7 is neutral pH . Chemicals with pH values from 0 up to 7 are acids, those with a pH value of 7 are neutral, and those with pH values greater than 7 up to 14 are bases .
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