Ethoxyquin was developed as a rubberstabilizer and herbicide similar to Agent Orange.
现时，一些天然或者有机
产品使用天然防腐
。
Ethoxyquin was developed as a rubberstabilizer and herbicide similar to Agent Orange.
现时，一些天然或者有机产品使用天然防腐。
Salt is a preservative for meat.
盐是肉类防腐。
OBJECTIVE To study the practicability of sulfacetamide sodium eye drops and ofloxacin eye drops without preservatives.
探讨无防腐
胺醋酰钠滴眼液和氧氟沙星滴眼液可行性。
Objective Evaluate the bacteriostasis effect of ethylparaben and the volume of ethylparaben used in the fluorescein sodium eyedrop.
目考察羟苯乙酯在荧光素钠滴眼中防腐效果及其用量关系。
Antiseptic solutions for central neuraxial blockade: which concentration of chlorhexidine in alcohol should we use?
中枢神经阻滞时溶
于酒
中防腐氯己定浓度应该为多少？
Through to introduce equipments of vertical shaft the cautery ,compendiary introduce insufficiency of electricity-arc spray-paint to prevent cauterization.
通过对竖井井筒装
腐蚀情况和电弧喷涂长效防腐技术不足了,建议采用玻璃钢复合材料井筒装
决井筒装腐蚀问题。
Manipuility: South the pine lumber always is needs to carry on the compression treated timber the ideal tree seed.
南方松木一直是需要进行加压防腐处理木材理想树种。
The corrosion mechanism of sulphureous sewage was analyzed. The process condition for corrosion-proof construction was recommended. The safe operation measure of sulphureous sewage tank was proposed.
分析了含硫污水腐蚀机理,介绍了防腐施工工艺条件,提出了含硫污水罐安全运行措施。
The perservative in liquid beverage was extrcated with n-hexane.The hexane layer was subjected to cyclodextrine polymer resin colume.The colume was eluted with aqueous solution of ethanol.
用正己烷萃取液体饮料中防腐，使萃取液经环糊交联树脂分离后，用乙醇溶液洗脱。
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