国产在线一区二区视频_欧美中日韩免费观看网站}_日b视频在线观看_在线可以免费观看的a√片_亚洲综合另类小说色_在线观看播放另类国产小视频_久久精品国产精品九九_中文字幕在线观视频2020_日本东京热加勒比有码视频一区_免费毛儿一区二区十八岁

Nickel sulfate 1802

2022-03-03 343

Molecular formula:NiSOfour·6HtwoO, molecular weight:two6two.eighty-five。

nature:This product isblueGreen monoclinic columnar crystal, densitytwo.07,熔點(diǎn)約53℃,stayone hundred and threewater lossAll crystal water。Nickel sulfateIt is easily soluble in water, slightly soluble in ethanol and methanol. Its aqueous solution is acidic, slightly soluble in acid and ammonia, and toxic.

Purpose:主要用于電鍍工業(yè),是電鍍鎳和化學(xué)鎳的主要鎳鹽,也是金屬鎳離子的來源,能stay電鍍過程中,離解鎳離子和sulphuric acid根離子。硬化油生產(chǎn)中,是油脂加氫的催化劑。醫(yī)藥工業(yè)用于生產(chǎn)維生素C中氧化反應(yīng)的催化劑。無機(jī)工業(yè)用作生產(chǎn)其他鎳鹽如Nickel sulfate銨、氧化鎳、碳酸鎳等的主要原料。印染工業(yè)用尋生產(chǎn)酞青艷blue絡(luò)合劑,用作還原染料的煤染劑。另Outside,還可用于生產(chǎn)containNickel batteryMaterial ScienceWait.

Nickel sulfate屬于第Class 9 (Miscellaneous) chemical dangerous goods with allergic hazards, serial number one3one8, UN No: 3one78, CAS No: one0one0one-97-0

Product quality:accord withcountrystandardGB/Ttwo65twofour-two0oneone《精制Nickel sulfate》

check Test items

mark Quasi requirements

Outside view

blueGreen granular crystal

contain量 (Ni) , %

twotwo.0

cobaltCo, %

005

copperCu, %

00005

ironFe, %

00005

leadPb, %

000one

sodiumNa, %

00one

calcium+MagnesiumCa+Mg, %

00one

chromium (Cr), %

00005

Water insoluble matter, %

0005

Packing and storage :sulphuric acidNickel is packaged as follows:

Each packagetwo5公斤、每托four0包共one000公斤。

It should be sealed and stored in a cool, dry and ventilated place with a valid periodtwoyearabove。