Test Acid liquid for Gold 22k 900 testing 20ml

Test Acid liquid for Gold 22k 900 testing 20ml

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Test acid for Gold 21,6ct. The gold test acid 900/- is applied to the touchstone by means of a bar test. Application Gold 900/-: Lane becomes slowly smaller after 45-50 seconds and disappears after wiping.
Content: 20ml
Made in Germany