防腐剂

Make sure the panels are treated with a wood preservative.

确保镶板木材处理过。

The wood is treated with preservative to prevent decay.

这块木头处理过以止烂。

Salt is a preservative for meat.

盐是肉类。

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天然。

OBJECTIVE To study the practicability of sulfacetamide sodium eye drops and ofloxacin eye drops without preservatives.

探讨无磺胺醋酰钠滴眼液和氧氟沙星滴眼液可行性。

Antiseptic solutions for central neuraxial blockade: which concentration of chlorhexidine in alcohol should we use?

中枢神经阻滞时溶解于酒精中氯己定浓度应该为多少？

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.

正己烷萃取液体饮料中，使萃取液经环糊精交联树脂分离后，溶液洗脱。

Dimethyl fumarate, metyl topsin and sodium dehydrogene acetate were used in the antiseptic treatment during storage of Kudzu. The experiment indicated that the effects of metyl topsin was the best.

试富马酸二甲酯、甲基脱布津、脱氢醋酸钠3种对抑制葛根采后霉变情况进行初步研究,结果表明:在所3种中,甲基脱布津霉效果最好。