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r <br /> D. Ferrous Sulfate information from Crown <br /> Technology is inadequate as the Laboratory sample <br /> analysis of the waste crystals from sulfuric acid <br /> bath and lime/borax for SWPC has not been included. <br /> E. SWPC neutralizes and dilutes sulfuric acid <br /> prior to discharging to a waste water collection <br /> system. (refer to RWQCB letter dated Aug 9, 1994) <br /> F. SWPC mixes all hazardous waste streams by <br /> combining them in a large drop box. As per MBT <br /> Environmental the combined waste has haz levels of <br />