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Jewelry Alloys

These standards represent common alloys of gold used in the production of jewellery. Element composition of all major components of the alloys (>0.5%) certified. These standards are developed for use with x-ray source XRF instruments for the calibration and measurement of gold alloys prepared for jewelers. Electron beam XRF users should consult with Micromatter before purchasing these standards.

Ag Alloys (Sterling Silver)

Part No.

%Ag

%Cu

SAGCU999-50 50 50
SAGCU999-92.5 92.5 7.5


Au Alloys (Yellow Gold)

Part No.

Karat

%Au

%Cu

%Zn

%Ag

S12810-1 10 41.7 40.3 10.0 8.0
S12810-2 14 58.3 24.0 4.7 13.0
S12810-3 18 75.0 16.0 3.0 6.0


Au Alloys (White Gold with Nickel)

Part No.

Karat

%Au

%Cu

%Zn

%Ag

%Ni

S12820-1 14 58.3 28 4 7 2.7
S12820-2 18 75 10 2 11 2
S12820-2 22 92.2 3.5 1 2.3 1


Au Alloys (White Gold with Palladium & Nickel)

Part No.

Karat

%Au

%Cu

%Zn

%Ni

%Pd

S12830-1 14 58.3 23 7.5 8.2 3
S12830-2 18 75 14 3 6 2
S12830-2 22 92.0 2 1 1 4
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