product details-澳门大阳城娱乐-澳门太阳集团2007am

Beijing KangPuHuiWei Technology Co.,Ltd.

Ammonium sulfate -www.2007.com-古天乐代言太阳网址

AR Grade Ammonium sulfate Biological adsorption ofhigh purity   

Ammonium sulfate (NH4)2SO4

 Aliases:ammonium sulphate

Relative molecular Weight:132.14

性状:Properties: colorless crystal ortranslucent powder.The relative density is 1.769.Heat to 100 ° C ,it beganto decompose into ammonium and hydrogen ammonium sulfate.Soluble in water,insoluble in ethanol and acetone.

PH(50g/L,25℃):4.8~6.0

 Productstandard number: GB / T 1396-93

Specifications: Content and the highest content ofimpurities in %

Test Items

AR

CP

Content

99.0

99.0

Clarity test

Qualified

Qualified

Water insoluble matter

0.002

0.01

Residue on ignition

0.01

0.05

chloride

0.0005

0.001

Nitrate

0.001

0.005

Phosphate

0.0005

0.002

Arsenic

0.00002

0.0002

Calcium

0.005

Iron

0.0002

0.0005

Heavy metals

0.0005

0.002

Package:25 kg in woven bag with plasticinner bag

Package:500g per bottle,20 bottles per carton.

Usage:It can be use as analysis ofreagents,such as as a precipitant,prepare for PH buffer solution . Also used aschromatography reagents.

      

AR Grade Ammonium sulfate Biologicaladsorption of high purity

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