kt 999 kv
Sale Price:$200.00
Original Price:$600.00
sale
Touchstone Method. jual salep 999 This method involves scratching some of the gold along a touch stone and the using different strength acids to determine the purity. slot mpo 999 Strike the unknown Gold down the touchstone to leave a thin layer of Gold on the stone using standard testing needles trike a line for 10, 14, 18 and 22kt Gold
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