This is a good astm f838 05 pdf. Follow the link for more information. This article is about the chemical element.
Consequently, platinum is often found chemically uncombined as native platinum. South American natives to produce artifacts. 1748 that it began to be investigated by scientists. Its physical characteristics and chemical stability make it useful for industrial applications.
DMSO complexes have been reported and care should be taken in the choice of reaction solvent. Pt is the least abundant at only 0. Pt is unstable, though it decays with a half-life of 6. Platinum also has 31 synthetic isotopes ranging in atomic mass from 166 to 202, making the total number of known isotopes 37. Pt with a half-life of 50 years. It is sometimes mistaken for silver. Russia, and it is still mined.