普通的麦当劳芝麻小圆面包含有丙酸钙和丙酸钠，这两样都是防腐剂。
A regular McDonald's sesame-seed bun contains calcium propionate and sodium propionate—both preservatives.
普通的麦当劳芝麻小圆面包含有丙酸钙和丙酸钠，这两样都是防腐剂。
A regular McDonald's sesame-seed bun contains calcium propionate and sodium propionate — both preservatives.
并通过添加丙酸钙作为防腐剂有效抑制了细菌和霉菌的生长。
Ca-propionate was used as antiseptic agent to restrain growth of bacteria and mold.
以牡蛎壳为原料，采用常温常压直接法制备无毒食品防腐剂丙酸钙。
A new technology for producing calcium propionate from oyster shell under normal pressure and temperature was studied.
以牡蛎壳为原料，采用常温常压直接法制备无毒食品防腐剂丙酸钙。
A new technology for producing calcium propionate from oyster shell under normal pressure and temperature was studied.
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