ethyl xanthate造句

• Sodium ethyl xanthate is predominantly used in the mining industry as a flotation agent.
• Unlike the related sodium ethyl xanthate, the potassium salt exists as an anhydrous salt.
• Sodium ethyl xanthate can also be quantified using electrochemical detection methods, which can be combined with some of the above chemical techniques.
• The chain is shortest in sodium ethyl xanthate that makes it highly selective to copper, nickel, lead, gold and zinc ores.
• In 2000, Australia produced up to 10, 000 tonnes of sodium ethyl xanthate and imported about 6, 000 tonnes, mostly from China.
• "' Sodium ethyl xanthate "'( SEX ) is an organosulfur compound with the chemical formula CH 3 CH 2 OCS 2 Na.
• The material produced in Australia is the so-called'liquid sodium ethyl xanthate'that refers to a 40 % aqueous solution of the solid.
• From two examples of sodium ethyl xanthate spillage in Australia, one resulted in evacuation of 100 people and hospitalization of 6 workers who were exposed to the fumes.
• As an example, sodium ethyl xanthate may be added as a collector in the selective flotation of galena ( lead sulfide ) to separate it from sphalerite ( zinc sulfide ).
• Since 1993, sodium ethyl xanthate is classified as a Priority Existing Chemical in Australia, meaning that its manufacture, handling, storage, use or disposal may result in adverse health or environment effects.
• Consequently, during high-risk sodium ethyl xanthate handling operations, workers are required by the Australian regulations to be equipped with protective clothing, anti-static gloves, boots and full-face respirators or self-contained breathing apparatus.
• "' Potassium ethyl xanthate "'is an organosulfur compound with the chemical formula CH 3 CH 2 OCS 2 K . It is a pale yellow powder that is used in the mining industry for the separation of ores.