one、 Overview:

Nitric acidCAS No. 7six hundred and ninety-seven-thirty-seven-two，Hazard code No8one00two，UNtwo0threeone。Molecular formulaHNO_three. molecular weight6three00。Is commonly usedOne of the three strong acidsStrong oxidizing andGenerality of acids。nitric acidIt can be mixed with water in any proportion.

rarenitric acid為無色Or light yellowLiquid, irritantAnd strong corrosivity, it will burn if you touch the skin,steamCan damage mucous membrane and respiratory tract.rarenitric acid會緩慢腐蝕包括聚乙烯在內(nèi)的大部分Plastic bucket，因此不宜久存。

nitric acid是一種用途極廣的化工product，在水處理領(lǐng)域,nitric acid可用作碳素鋼、不銹鋼設(shè)備的清洗除銹劑,用在污水、廢水的氧化還原處理過程中；在污水的生物法處理過程中,可用作微生物養(yǎng)分中的氮（N）源等。

在電路板行業(yè)中，rarenitric acid用于配制剝錫液和處理廢棄的電鍍層。

nitric acid（包括rarenitric acid）屬于易制爆化學(xué)品（類別three），受公安部門的管制。

IIquality standard：

rarenitric acidproductMeet national standardsGB/T threethirty-seven.two-two0fourteen

three、 Packaging and storage:

rarenitric acid用two5kgPlastic barrel or stainless steel tank。

This product must be stored in a cool place, avoidSun exposureAnd high temperature.

When packed in plastic drums,Preservation periodNo more thanthreeMonths. avoidPlastic bucketOxidizedwork the mischief。使用不銹鋼容器裝時，Preservation periodonetwo個月。