NH

Molluscacide fertilizer is a mixture of bromoacetamide, NH4HCO3, fused calcium-magnesium phosphate and KCl.

摘要灭螺肥料以溴乙酰胺和碳酸氢铵、钙镁磷肥、氯化钾充分搅拌混合而成。

A compound derived from ammonia and containing the bivalent NH group combined with a bivalent nonacid group.

在分析中用作钯或镍的沉淀剂的化合物。

Hartshorn (NH4OH) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate (T203).

摘要用氨水溶液代替醋酸作为新型催化剂用于硫磷双辛基碱性锌盐(T203)的皂化反应。

The removal rates of NH3-N and TP were the highest and high up to 89% and 81% respectively by combination of fly ash and airbrick detritus.

粉煤灰和空心砖粉块配合使用去除NH3-N和TP的综合效果最好，分了89%和81%。

It alsoshowed that more than one week was needed to activate Nitrosomonas by dailyaddition of 1.5 g NH4Cl and another 50 ml nitrifying bacteria to this system.

继续添加1.5克氯化铵和50毫升硝化细菌液，需要一星期活化亚硝酸菌。