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Pagel(Lof33— <br /> EPA ID NUMBER CAD 009 212 929 PERMIT BY RULE <br /> UNIT SPECIFIC NOTIFICATION <br /> For Fixed Treatment Units Only <br /> (pursuant to Title 22,California Code of Regulations,Chapter 45) <br /> UNIT NAME Heavy metals IDENTIFICATION NUMBER FTU 2 <br /> NUMBER OF TREATMENT DEVICES: 1 Tank(s) Containers) <br /> Each unit must be clearly identified and labeled on the plot plan attached to Form 1772. Assign a unique number to each <br /> unit. The number can be sequential(1,2,3)or using any system you choose. <br /> This form is to be used by all fixed Permit by Rule (PER) units only. The Onsite Treatment Form combined with the unit <br /> specific notification supercedes DTSC Forms 8462A and 8462B. Do not use any part of DTSC 1772 for Transportable Treatment <br /> Units(TTUs). TTUs must continue to use DTSC Forms 8429 and 8429A,as modified for AB 1772. <br /> The wastestreams treated must be limited to those listed in title 22,CCR,section 67450.11,which are also listed below. <br /> Enter the estimated monthly total volume of hazardous waste treated by this unit This should be the maximum or highest amount <br /> treated in any month. Indicate in the narrative(Section 11)if your operations have seasonal variations. <br /> I. WASTESTREAMS AND TREATMENT PROCESSES: <br /> Estimated Monthly Total Volume: pounds and/or 630,000 gallons dnuns <br /> The following are the eligible wastestreans and treatment processes. Please check all applicable boxes: <br /> 1• Aqueous waste containing hexavalent chromium may be treated by the following process: <br /> ❑ a. Reduction of hexavalent chromium to trivalent chromium with sodium bisulfite,sodium metabisulfite,sodium <br /> thiosulfate,ferrous sulfate,ferrous sulfide or sulfur dioxide provided both pH and addition of the reducing agent <br /> are automatically controled. <br /> 2• Aqueous wastes containing metals listed in Title 22,CCR,section 66261.24(ax2)and/or fluoride salts may be treated by <br /> the following technologies: <br /> ® a. pH adjustment or neutralization. <br /> ❑ b. Precipitation or crystallization. <br /> ❑ c. Phase separation by filtration,centrifugation,or gravity settling. <br /> ❑ d. Ion exchange. <br /> ❑ e. Reverse osmosis. <br /> ❑ f. Metallic replacement <br /> ❑ g• Plating the metal onto an electrode. <br /> ❑ h. Electrodialysis. <br /> ❑ i. Electrowinning or electrolytic recovery. <br /> ❑ j. Chemical stabilization using silicates and/or cementitous types of reactions. <br /> ❑ k. Evaporation. <br /> ❑ 1. Adsorption. <br /> DTSC 1772D(1/93) Page 16 <br />