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Test Kit For Water-62
SILVER METAL purity test
SKU: RXSOL-62-5509-025
Silver testing solution manufacturer and supplier. Place a drop of acid on the object to be tested.
90 to 100% silver, the acid will show a creamy color.
77-90% silver, the acid turns a gray color.
65-75% silver, then the acid will show a light green color.
90 to 100% silver, the acid will show a creamy color.
77-90% silver, the acid turns a gray color.
65-75% silver, then the acid will show a light green color.
Application
Silver can be tested with RXSOL-62-5509-025, be careful as it involves as it contains and mixture of acid which can burn the skin. To apply on metal surface point tiny scratch on the item in an inconspicuous place and apply a drop of RXSOL-62-5509-025 to the spot. If the spot turns a creamy colour it is high quality silver, usually sterling. If it turns black it is coin quality silver and if it turns green it has high amounts of copper and therefore is poor quality silver and a gold colour means a lot of brass, it means this is a silver plated item.
Magnetic Test : Magnets are only attracted to ferrous (iron) materials, Silver is not magnetic. You can use a neodymium magnet (Rare Earth Magnet) for preliminary gold and Silver testing
Pack Size / Specification:
25 ml, 50 ml, 100 ml, 250 ml, 500 ml, 1 Ltr DROP Bottle
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25 ml, 50 ml, 100 ml, 250 ml, 500 ml, 1 Ltr DROP Bottle