PRODUCT NAME: BISMUTH OXIDE ALPHA

EXPIRY DATE:2 YEARS

STANDARD: IN HOUSE STANDARD

GRADE: ELECTRONIC GRADE

TEST

SPECIFICATION

(Bi2O3)  %          ≥

99.90

(Li)  %           ≤

0.0005

(Na )  %          ≤

0.003

(K )  %           ≤

0.001

(Ca )  %          ≤

0.001

(Mg )  %          ≤

0.0005

(Al )  %          ≤

0.001

(Si )  %          ≤

0.002

(As )  %          ≤

0.001

(Cd )  %          ≤

0.0005

(Fe )  %          ≤

0.001

(Sn )  %          ≤

0.0005

(Cr )  %          ≤

0.0005

(Ni )  %          ≤

0.0005

(Cu )  %          ≤

0.0005

(Pb )  %          ≤

0.0005

(Ag )  %          ≤

0.0005

(Sb )  %          ≤

0.0005

(Cl )  %          ≤

0.001

(So42- )  %          ≤

0.001

Acid insoluble matter  %    ≤

0.01

Loss on ignition      %   ≤

0.3

TD

2.0~3.5g/cm3

Conclusion

The products comply with In House Standard.