This research uses dicyandiamide as firming agent in epoxy powder coating and sodium fluoride as additive in epoxy .

采用磷酸双氰胺盐作环氧粉末涂料的固化剂、氟化钠作添加剂。

Nitrification inhibition and dose-dependent effect of dicyandiamide on sandy , loamy and clayey soils .

在不同质地土壤上的硝化抑制效果和剂量效应研究。

Tests carried out by the dairy company last year found traces of dicyandiamide , or dcd , in milk powder .

该公司去年进行的检测曾发现奶粉中含有微量双氰胺。

Using dicyandiamide and dimethylamine hydrochlcoride as raw materials , metformine hydrochloride was synthesized by addition reaction in the presence of sodium ethylate .

以双氰胺与盐酸二甲胺为原料，在加热熔融存在下通过加成反应制备盐酸二甲双胍，探讨了合成反应的工艺条件。

Using sodium dicyandiamide and saccharin as raw materials , tribenuron-methyl is synthesized via ring-opening reaction , phosgenation and condensation with total yield of 57.0 % and product purity of 95.6 % .

以双氰胺钠和糖精为起始原料，经过开环、光气化、缩合等一系列反应制备了苯磺隆，合成反应的总收率可达57.0%以上，纯度可达95.6%以上。