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  4. 145 Determination of Acidity (acc. to Schulerud) for Cereals and Cereal Products

145 Determination of Acidity (acc. to Schulerud) for Cereals and Cereal Products

Methods Type: Generic Methods
Key data
Number: 145
Analyte: Acidity (acc. to Schulerud)
Matrix: Cereals and Cereal Products
Year of Approval: 1995
Scope: This ICC Standard describes the determination of the acidity of wheat, rye barley, and rice, and their milling products by the method of Schulerud.
Principle: Grinding of the product, if necessary, extraction by means of 57 % (m/m) ethanol, centrifugation of the extract, and titration with standard alkali.

Definition

1 acidity unit corresponds to 0.01 gram-equivalent of acid per kg of product, extracted under specified conditions.

 

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