;When nitric acid is poured on copper, a brown vapor gives off.
将硝酸倒在铜上, 会散发出一种棕色的蒸气。
)氮的;含氮的
]硝酸
一氮]发烟硝酸When nitric acid is poured on copper, a brown vapor gives off.
将硝酸倒在铜上, 会散发出一种棕色的蒸气。
Conclusion Ectogenetic nitric oxide can inhibit the proliferation of NSC from mouse in vitro.
结论 外源性一氮对培养状态
的小鼠神经干细胞增殖有抑制作用。
Technology of nuclear fuel cycle.Determination of neptunium in nitric acid solutions by molecular absorption spectrophotometry.
核能.核燃料循环技术.
子吸收光光度法测定硝酸溶液中的镎Nuclear energy.
Corrosively medium for chemical production such as sodium hydrate,caustic soda,sulfuric acid,nitric acid,acetic acid,fatty acid.
工生产品中的腐蚀性
料，如：烧碱、纯碱、浓稀硫酸、碳酸、醋酸等。
The ore sample was dissolved in nitric acid.After enrichment and separation with Xanthic ester cotton,the silver was determined by thiocyanometry.
该方法采用硝酸溶解样品,黄原酯棉富集
,
硫氰酸盐滴定法进行测定。
Sample was digested in polytetrafluorethylene sealed vesssle by nitric acid-perhydrol or high chloric acid-perhydrol, Hg As Pb were simultaneously determinated by ICP-AES.
采用高压溶样弹，将样品用硝酸-过氢或高氯酸-过氢溶解后，用ICP-AES法对汞砷铅连续测定。
This article introduces that using mixed acid of nitric acid and sulfuric acid, beet waste-slag produces industrial product oxalic acid by ordinary pressure hydrocarbonylation.
本文介绍利用硝硫混酸常压法，把甜菜废渣制成工业品草酸。
The selective oxidation of ethers by chromic reagent, peroxide, nitric acid, oxygen and ozonide, as well as the ethers anodic oxidation are particularly introduced.
主要介绍了铬(Ⅵ)类试剂,过、硝酸、和臭等各类剂对醚选择性及醚的阳极电研究状况。
In this study, the performance of the supported metallic oxide catalysts for catalytic reduction of nitric oxide with carbon monooxide as a reducing agent were investigated.
本论文主要是研究奈米金属担体触媒，用于一碳为还原剂之一氮还原反应。
The indium sesquioxide with over 99% purity can be prepared by a decomposition of nitric acid. The method was characterized by fewer equipments, simple operation, low cost and quick yield.
采用硝酸解法可制取纯度高于99%的三二铟.本法具有设备少、操作简单、成本低、见效快等优点.
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