The paper reports a way to study the common extracting technology of food natural pigment, and its physical and chemical property, such as, light, hot, acid, alk, antiseptic, oxidizer and reducer.
研究了食用天然色素的一般提取工艺及其理化性质，并实验分析了光、热、酸碱、防腐剂、氧化还原剂对萝卜红色素、郁金香红色素、郁金香黄色素的稳定性影响。
This paper described the antiseptic method of birch.
本文叙述了桦木的方法。
This paper introduces some important natural antiseptic materials.
本文系统地介绍了一些重要的天然防腐物质。
This paper studied the antiseptic and fresh - keeping technology of pasteurized neutral milk beverage.
研究了巴氏杀菌中性乳饮料的防腐保鲜技术。
Paper quality of paper of oil absorption of gold foil paper is superior, have antiseptic effect, have puissant oil absorption function.
金箔纸吸油纸纸质上好，具有杀菌的作用，并拥有强力的吸油功能。
Results showed that all the heated shell powders studied in the paper had some antiseptic actions, and the oyster shell powder exhibited the most remarkable effect.
结果表明：各种贝壳煅烧物都能有效抑制细菌生长，其中牡蛎壳煅烧物的效果最好。
Results showed that all the heated shell powders studied in the paper had some antiseptic actions, and the oyster shell powder exhibited the most remarkable effect.
结果表明：各种贝壳煅烧物都能有效抑制细菌生长，其中牡蛎壳煅烧物的效果最好。
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