The sample is titrated to a pH 8.2 end-point with standard alkaline solution. The result gives an estimate of the acid content of the sample and is expressed as g/L tartaric acid. For the EU, the end-point is taken at pH 7.0.
Please note, a berry processing fee may apply if grape samples are received for juice analysis.
50mL of sample required
Either Request a Free EasyTest Sample Kit or package and supply your own 50ml sample.