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29 CFR Parts 1910, 1915, and 1926. AGENCY: Occupational Safety and Health Administration, Department of Labor. SUMMARY: These final standards amend the Occupational Safety and Health Administration's (OSHA's) standards issued June 17, 1986 (51 FR 22612, 29 CFR 1910.1001, June 20, 1986) for occupational exposure to asbestos in general industry ...

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6.1.3 Reagent water may also be prepared by boiling water for 15 min. Subsequently, while maintaining the temperature at 90 C, bubble a contaminant-free inert gas through the water for 1 h. While still hot, transfer the water to a narrow mouth screw-cap bottle and seal with a Teflon-lined septum and cap. 6.2 Sodium thiosulfate -- (ACS) Granular.

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A method of determining opal-C and cristobalite contents of a product that comprises diatomite is disclosed. The method may comprise performing thermal processing to determine a loss on ignition for a representative first portion of a sample of the product; identifying and quantifying primary and secondary peaks present in a first diffraction pattern that results from bulk powder X-ray ...

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