test tungsten purity
tungsten
Purity tests are used to determine the extent to which a particular substance is what is claimed. A classic purity test for gold is nitric acid; if the item being examined reacts to the acid it is not gold, or at least not pure gold.
This is possible by chemical analysis.
Assay
Tungsten is not Magnetic :(
As per 04/2013. Tungsten of this purity and grade is 16000 USD per kg. You may contact me at hannan.nst@hotmail.com
Cut it in half.
You test it by checking the melting point
The best and trusted way is by chemical test
Bisleri
monkey
Purity tests are used to determine the extent to which a particular substance is what is claimed. A classic purity test for gold is nitric acid; if the item being examined reacts to the acid it is not gold, or at least not pure gold.
tungsten
Ephedrine can show a false positive for amphetamines on a drug test.
Density
by mohr's method
This is possible by chemical analysis.