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Nkọwa mkpụmkpụ:


Nkọwa nke ngwaahịa

Mkpado Ngwaahịa

Nkọwa nke ngwaahịa
Ihe Nkowa Nsonaazụ nnwale
Cr (%) 99.9 99.981
Oke urughuru (nm)   40-70M
Adịghị ọcha (%, max)
Ni   0.006
Ag   0.007
Zn   0.04
O   0.002


Asambodo:

5.

Ihe anyi puru inye:

34


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