The principal acids used are phosphoric, citric, fumaric, tartaric, and malic acids.
主要添加的酸有磷酸、柠檬酸、富马酸、酒石酸和苹果酸。
Abstract: The simuhaneous determination of organic acids, such as oxalic acid, aconitic acid, malic acid and citric acid by capillary electrophoresis was discussed.
文章摘要：研究了毛细管电泳法分离测定草酸、乌头酸、苹果酸、柠檬酸等有机酸的条件。
It is a precursor in the synthesis of various amino acids, such as alanine, and of malic acid and oxaloacetic acid, both intermediates in the KREBS CYCLE.
在各种氨基酸比方丙氨酸以及苹果酸和草酰乙酸合成中作为前体。苹果酸与草酰乙酸均是三羧酸循环的中间产物。
The results showed that there were citric acid, oxalic acid, malic acid, lactic acid, ascorbic acid etc in wampee fruits, the main organic acids were citric acid and oxalic acid.
结果表明：黄皮果实有机酸有柠檬酸、草酸、苹果酸、乳酸、抗坏血酸等，其中以柠檬酸、草酸为主。
Fruit contains natural acids, such as citric acid in oranges and lemons, malic acid of apples, and tartaric acid of grapes.
水果含有天然氨基酸，如柳橙和柠檬柠檬酸、苹果酸苹果，酒石酸的葡萄。
Citric acid is the most common of the acids found in fruits, tubers and vegetables followed by malic and tartaric.
柠檬酸酸是最常见的酸，主要存在于水果、块茎和蔬菜中。其次是苹果酸和酒石酸。
Citric acid, DL-malic acid, succinic acid and acetic acid were the main organic acids existed in the apple vinegar.
主要存在的有机酸为柠檬酸、DL -苹果酸、琥珀酸和乙酸。
The results showed that the composition of organic acids in loquat fruit mainly was malic acid (about 85%), followed by lactic acid (about 10%);
结果表明：枇杷果实中的有机酸主要为苹果酸（约占85%），其次为乳酸（约占10%）；
The results showed that the composition of organic acids in loquat fruit mainly was malic acid (about 85%), followed by lactic acid (about 10%);
结果表明：枇杷果实中的有机酸主要为苹果酸（约占85%），其次为乳酸（约占10%）；
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