X24;X26 标准查询与下载

DIN EN 1139:1994 水果和蔬菜汁.D异柠檬酸含量的酶性测定.NADPH 光谱测定法; 德文版本 EN 1139:1994

The document specifies a method for the determination of the D-isocitric acid content of fruit and vegetable juices. The determination is made by enzymatic method.

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

DIN EN 1138:1994 水果和蔬菜汁.L苹果酸含量的酶性测定.NADN 光谱测定法; 德文版本 EN 1138:1994

The document specifies a method for the determination of the L-malic acid content of fruit and vegetable juices. The determination is made by enzymatic method.

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

DIN EN 1131:1994 水果和蔬菜汁.相对浓度的测定; 德文版本 EN 1131:1994

The document specifies a method for the determination of the relative density of fruit and vegetable juices. The determination is made by using a pyknometer.

Fruit and vegetable juices - Determination of the relative density; German version EN 1131:1994

DIN EN 1137:1994 水果和蔬菜汁.柠檬酸含量的酶性测定.NADH的光谱测定法; 德文版本 EN 1137:1994

The document specifies a method for the determination of the citric acid content of fruit and vegetable juices. The determination is made by enzymatic method.

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

DIN EN 1134:1994 水果和蔬菜汁.采用原子吸收光谱测定法(AAS)对钠、钾、钙、镁含量的测定; 德文版本 EN 1134:1994

The document specifies methods for the determination of the content of sodium, potassium, calcium and magnesium in fruit and vegetable juices. They are determined by atomic absorption spectrometry.

Fruit and vegetable juices - Determination of sodium, potassium, calcium and magnesium content by atomic absorption spectrophotometry (AAS); German version EN 1134:1994

DIN EN 1133:1994 水果和蔬菜汁.甲醛数值的测定; 德文版本 EN 1133:1994

The document specifies a method for the determination of the formol number of fruit and vegetable juices. The formol number corresponds to the amino acid content of fruit and vegetable juices.

Fruit and vegetable juices - Determination of the formol number; German version EN 1133:1994

DIN EN 1135:1994 水果和蔬菜汁.灰分含量的测定; 德文版本 EN 1135:1994

The document specifies a method for the determination of the ash content of fruit and vegetable juices. For determination the sample is ashed at a temperature of between 500 ?and 550 ?

Fruit and vegetable juices - Determination of ash content; German version EN 1135:1994

DIN EN 1132:1994 水果和蔬菜汁.PH值的测定; 德文版本 EN 1132:1994

The document specifies a method for the measurement of the pH-value of fruit and vegetable juices. The determination is made potentiometrically.

Fruit and vegetable juices - Determination of the pH-value; German version EN 1132:1994

DIN EN 1136:1994 水果和蔬菜汁.磷含量的测定.分光光度法; 德文版本 EN 1136:1994

The document specifies a method for the determination of phosphate content of fruit and vegetable juices. The determination is made by photometrical method.

Fruit and vegetable juices - Determination of phosphorus content; spectrophotometric method; German version EN 1136:1994