Platinum sponge is a porous, grayish-black form of platinum that can adsorb a large amount of gas, such as hydrogen or oxygen gas, allowing it to be used as a catalyst in many gas reactions such as the oxidation of ammonium. It can also be used for the ignition of combustible gases. It is used as the raw material for electronic instrument, chemical industry, and precision alloys. It can also be used as a surface active agent. It is soluble in aqua regia and is formed from a mass of m… Web11 Apr 2024 · Platinum group LBMA Platinum and Palladium prices administered via our custom-built electronic auction platform, LMEbullion Featured Links LBMA Platinum LBMA Palladium Find out more about our battery-grade lithium …
Precious Metals for Industry - Heraeus
WebAlthough there are no formally agreed purity specifications for commercially acceptable platinum, the general requirement that all metal must be malleable automatically ensures that the total of all impurities does not ever exceed 0.1 per cent, or 1000 p.p.m., and is usually appreciably less than a fifth of this. WebThe platinum sponge is a readily convertible asset under Section 702(1)(c), because on 12 August there was an understanding that trading arrangements were likely to come into … the boulevard company mount pleasant sc
PGMs and specialist metallurgy Johnson Matthey
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