Our water supply is becoming polluted with nitrates.

我们水源正受到硝酸盐污染。

Palladium can be separated from polyxene by the process of resolving polyxene,removing nitrate,precipitating palladium,etc.The grade of pure platinum obtained from the process is more than 99.95%.

粗铂经王水溶解,赶硝,加入丁二酮肟使大部分钯以沉淀与铂分离,余留少量钯用溴酸钠水解法处理,可达到铂钯分离目,所得纯铂品位高于99.95%。

This paper presents the studies on the reaction form of urea or nitrourea which condenses with nitrolysis fragments of urotropine to form Keto-RDX in nitrating agents.

通过改变加料方来研脲或硝基脲在硝化剂中与乌洛托品硝解碎片进行缩合反应。

The main body of a book is adopt to follow different condition of admeasurement in vitro to active effect of stem tumour mustard hydrogen nitrate reductase.

本文采用离体法测定不同条件对于茎瘤芥硝酸还原酶活性影响。

Nitro 1,2,4 triazole 5 one(NTO)can be obtained by nitrating 1,2,4 triazole 3 one (TO) under different conditions,and nitrobenzyl derivatives of TO are prepared as well.

研了1，2，4三唑酮3（TO）衍生物合成，结果表TO在多种硝化条件下均可制得3硝基1，2，4三唑酮5（NTO），同时还合成了TO二取代硝基苯衍生物。

Result SFS oral liquid can restrain the movement of mouse, cooperate with soluble pentobarbitone, resist to strychnine nitrate.The more dosage the more effect.

结果SFS口服液能抑制小鼠自发活动,对小鼠睡眠影响与戊巴比妥钠有协同作用,有对抗硝酸士宁导致惊厥发作作用,且剂量越大,作用越。

The function of hydrocarbons and nitrogen oxides in photochemical smog formation and the formative process of ozone and peroxyacetyl nitrate are discussed.

绍了氮氧化物、碳氢化合物在成光化学烟雾中作用和臭氧、过氧乙酰硝酸酯产生过程,并绍了光化学烟雾成机理。

Schneiderite, for instance, consisting of a mixture of ammonium nitrate and dinitronaphthalene, is mixed in an edge runner in batches of 60kg.

例如，由硝酸铵和二硝基组成混合炸药施奈德莱特，便是以每批60公斤在轮碾机中混合。

They are formed byatmospheric photochemistry reaction, and could product OH radical, alkyl radical, ozone,carboxylic acid peroxyacetyl nitrates by atmospheric photochemistry reaction.

羰基化合物既是大气光化学反应产物，又能通过光化学反应生成羧酸、羟基自由基、臭氧和过氧乙酰硝酸酯。

The new research progress of the effect of additives on thermal stability and explosivity of the ammonium nitrate is systema-tically introduced.

就添加物对硝酸铵热稳定性及爆炸性影响研最新进展情况进行了系统绍。

CONCLUSION The antifungal effect of miconazole nitrate emulsio n is strong, while mucosa irritation of its inclusion compound is not obvious.

硝酸咪康唑乳浊液抑菌作用较强,而环包物刺激性较小。

It is well known that the nitrate and nitrite from environment is causally related to infant methemoglobinemia and esophageal cancer.

环境中硝酸盐暴露与婴儿高铁血红蛋白血症及食管癌病因关联已为人们熟悉。

Silver nitrate is a salt.

硝酸银是一种盐类化合物。

Qualified nickelous, sulfate, nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material.

以废雷尼镍催化剂为原料，制备出合格硫酸镍、硝酸镍和氧化镍。

In the presence of ethanonitrile and polyethylene glycol, anthrone reacts with ammonium ceric nitrate to form 1 nitroanthraquinone.

在乙腈、相转移催化剂聚乙二醇存在下 ,蒽酮与硝酸铈铵反应生成 1 -硝基蒽醌。

Nitroglycerin is obtained by nitrating glycerol.

硝化甘油是经过硝化丙三醇得来。

Composite W-Cu oxide nanopowder was prepared by spray-drying and milling of ammonium metatungstate(AMT) and cupric nitrate.

采用偏钨酸铵、硝酸铜通过喷雾干燥、焙烧、球磨工艺制备纳米氧化钨铜复合粉末。