Fruit and vegetable juices - Enzymatic determination of citric acid (citrate) content; NADH spectrometric method; German version EN 1137:1994
Edition 1994-12

Fruit and vegetable juices - Enzymatic determination of L-malic acid (L-malate) content - NADH spectrometric method; German version EN 1138:1994
Edition 1994-12

Fruit and vegetable juices - Enzymatic determination of D-isocitric acid content - NADPH spectrometric method; German version EN 1139:1994
Edition 1994-12

Fruit and vegetable juices - Enzymatic determination of D-glucose and D-fructose content - NADPH spectrometric method; German version EN 1140:1994
Edition 1994-12

Fruit and vegetable juices - Spectrometric determination of proline content; German version EN 1141:1994
Edition 1994-12

Fruit and vegetable juices - Determination of hesperidin and naringin in citrus juices - Method using high performance liquid chromatography; German version EN 12148:1996
Edition 1996-10

Fruit and vegetable juices - Enzymatic determination of acetic acid (acetate) content - NAD spectrometric method; German version EN 12632:1999
Edition 1999-04

Fruit and vegetable juices - Determination of glucose, fructose, sorbitol and sucrose contents - Method using high performance liquid chromatography; German version EN 12630:1999
Edition 1999-04

Fruit and vegetable juices - Determination of chloride content - Potentiometric method; German version EN 12133:1997
Edition 1997-12

Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method; German version EN 12135:1997
Edition 1997-12