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Additional info for A textbook of inorganic chemistry vol.XI part II Organometalic compounds. Derivatives of Selenium, Tellurium, Chromium and Platinum

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A record of the informationsource(s) used should be kept. Possible information sources include purchase records, inventory data, and calculations by your process engineer. The data collected In Step 1 will be totalled for each activity to identity the overall I amount of the chemical or chemical category manufactured (including imported). processed, or otherwise used. Step 2 allows you to identify uses of the chemical or chemical category that were included in Step 1 but that are exempt under section 313.

The de minimis does nnt apply to: 31 Similarly, in processes where the listed toxic chemical occurs at a concentration below the de minimis level and is processed to a concentration above the de minimis level, the portion of the process where the toxicchemical is present above the de minimis level must be considered for threshold and release determinations, for example, an impurity contained in a solvent that is concentrated to above the de minimis level in a process. Beneficiation activities involving listed toxic chemicals present in ores, natural gas, and crude oil are an exception and require threshold and release determinations regardless of concentration of the listed toxic chemical(s) involved in the beneficiation process.

To determine the number of full-time employees at yourfacility, add up the hours worked by all employees during the calendar year, including contract employees and sales and support staff working at the facility and divide the total by 2,000 hours. In other words, if the total number of hours worked by all employees is 20,000 hours or more, your facility meetsthe ten employee threshold. PRIMARY SIC CODE DETERMINATION Table I on page 34 includes a listing of SIC codes 20-39 and the associated4digit SIC codes covered by the rule.

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