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 ...

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This month we feature chemicals that have important applications in industry and the lab.—Ed. H 2 SO 4 has a wide range of uses. Most of it (≈60%) is consumed in extracting phosphoric acid from ...

The partnership will enable the Company, which is a market-leading provider of mission-critical environmental services and specialty sulfur-based products for diversified industries, to accelerate its ...

OF the various methods suggested for the preparation of sulphuric acid suitable for use in nitrate estimations, the method of Atkins 1 is perhaps the most suitable. There is, however, one disadvantage ...