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May 15, 2009 ... METHOD 45 DETERMINATION OF BUTANES AND PENTANES IN POLYMERIC MATERIALS REF: Reg. 8-52 1. PRINCIPLE 1.1 The butanes and pentanes are solubilized in toluene or any appropriate ...

Apr 23, 2021 ... Bay Area Air Quality Management District 375 Beale Street, Suite 600 San Francisco, California 94105 (415) 749-5073 APPROVED MINUTES Summary of Board of Directors Administration ...

ago. 18, 2020 ... BAAQMD Toxic Air Contaminant (TAC) Emission Factor Guidelines Appendix A Default TAC Emission Factors for Specific Source Categories August 2020 H:\Engineering\Rule ...