You can test your gold at home by using an acid test or gold testing machine etc. But if you're not experienced before it is better not to take a risk on your valuable investment. Get advise from experts about complete gold testing @ http://www.tamilnadutesthouse.com/our-services/pharmaceuticals/trace-metal-analysis/

1. Gold Testing Lab In Chennai
www.tamilnadutesthouse.com

2.  One must know how to avoid buying false gold products.
 When you see 24K, it means that it’s pure gold. However, a
18K gold item means that it’s only 18 parts real gold and six
parts from other element.

3. Jewelry experts and experienced investor specialists realize how to
test if gold is genuine. This is because gold has its one of a kind
physical and chemical properties. There are over seven tests.
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4.  Resistant to oxidation - it doesn’t smudge or rust.
 Non-magnetic – still wondering “Is gold magnetic or not?” – Sure
It isn't.
 Extreme thermal and electrical conductive – also corrosion-
resistant. Thus it makes gold indispensable in electronics.
 Gets dissolved only by nitro-hydrochloric acid – a mix of 75% nitric
acid and 25% hydrochloric acid which has a yellow-orange color.
Gold is a long lasting metal because it is:
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5.  Malleable – press into very thin sheets, 10x thinner than
paper. The sheets are then used for infrared reflectivity (by
evaporating the sheets over the glass) and used as fillings for
teeth, etc.
 Ductile – able to be drawn out into a thin wire. Useful as
industrial solder, jet engine fabrication, etc.
 Sectile – it’s a relatively soft metal. To combat its weakness, it
must combine with other elements like silver, nickel, copper or
platinum.
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6. THANK YOU
Tamilnadu Test House
Sri Sai Building, Plot No.31& 32,Lakshmi
Kanthammal Street, Rajiv Nagar,
Vanagaram,
Chennai,Tamilnadu-600077.
Phone: 044-26493005
www.tamilnadutesthouse.com