When a sulfur-bearing fuel is burned, essentially all the sulfur is initially converted to SO 2, the primary form of sulfur emissions from combustion equipment. A small portion of the SO 2 converts to ...

The draft standards for approval are available for review in the "Industry Standards Approval Public Notice" section of the ...

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FOR the analysis of the nitrate content of sea water, and for certain tests on alkaloids, it is necessary to have sulphuric acid free from all but the most minute amounts of nitric acid. After testing ...