Milkfat products and butter - Determination of fat acidity (Reference method)
Edition 2004-12

Soil quality - Determination of exchangeable acidity using barium chloride solution as extractant
Edition 2018-04

Animal and vegetable fats and oils - Determination of acid value and acidity
Edition 2020-03

Ethanol as a blending component for petrol. Determination of total acidity. Colour indicator titration method
Edition 2021-12-31

Soil quality - Determination of exchangeable acidity using barium chloride solution as extractant (ISO 14254:2018)
Edition 2018-11-15

Test on gases evolved during combustion of materials from cables. Determination of acidity (by pH measurement) and conductivity
Edition 2014-05-31

Test method for the determination of the degree of soil acidity according to Baumann-Gully
Edition 2014-09-30

Insulating liquids. Determination of acidity. Test methods for non mineral insulating oils
Edition 2014-11-30

Methods of analysis of fats and fatty oils. Other methods. Determination of mineral acidity
Edition 1998-11-15

Methods of test for petroleum and its products. Determination of acidity, neutralization value. Colour indicator titration method
Edition 1995-03-31