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wafer butterfly valve

High Purity Ammonium Perrhenate Powder

High Purity Ammonium Perrhenate Powder

High Purity Ammonium Perrhenate Powder

Detailed

Appearance: White crystalline particle or powder

Application: Used as chemical catalyst; As raw material for production of rhenium powder, rhenium alloy products and rhenium compound. 

Particle size: Irregular crystalline particle, for special requirement please contact us.

Chemical Specification:  High purity APR: NH4ReO4≥99.99%, Re≥69.4% 

                                           Ultra high purity APR: NH4ReO4≥99.999%,Re≥69.41%.

 

Impurities(%,≤)

Element

APR-4N Grade

APR-5N Grade

Element

APR-4N Grade

APR-5N Grade

Na

0.0005

0.0001

Ni

0.0001

0.00001

Mg

0.0001

0.00005

Cu

0.0001

0.00001

Al

0.0001

0.00005

Zn

0.0005

0.00001

Si

0.0005

0.0001

As

0.0001

0.00001

P

0.0005

0.0001

Zr

0.0001

0.00001

K

0.0005

0.0001

Mo

0.0005

0.0001

Ca

0.0005

0.00005

Cd

0.0001

0.00001

Ti

0.0001

0.00001

Sn

0.0001

0.00001

V

0.0001

0.00001

Sb

0.0001

0.00001

Cr

0.0001

0.00001

Ta

0.0001

0.00001

Mn

0.0001

0.00001

W

0.0005

0.00005

Fe

0.0005

0.0005

Pb

0.0001

0.00001

Co

0.0001

0.00001

Bi

0.0001

0.00001

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