| TECOMET | Charlesbank Capital Partners | Cobalt | 3,100.30 |
| BOYD CORP INC. | Goldman Sachs | Trichloroethylene | 1,516.59 |
| TECOMET | Charlesbank Capital Partners | Chromium | 790.27 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Nickel compounds | 724.77 |
| CHEMGENES CORP | CHEMGENES CORP | Chloroform | 293.58 |
| GE AVIATION | General Electric | Chromium | 149.24 |
| CERTAINTEED LLC | Saint-Gobain | Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processing residue (COPR). COPR is the solid waste remaining after aqueous extraction of oxidized chromite ore that has been combined with soda ash and kiln roasted at approximately 2,000 F.) | 78.14 |
| LUBRIZOL ADVANCED MATERIALS INC | Berkshire Hathaway | Diisocyanates | 53.94 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Hydrazine | 44.58 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Lead | 30.43 |
| GE AVIATION | General Electric | Cobalt | 26.06 |
| TECHNICAL MANUFACTURING CORP | Ametek | Chromium | 22.46 |
| TECOMET | Charlesbank Capital Partners | Nickel | 15.78 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Cobalt | 15.43 |
| GE AVIATION | General Electric | Nickel | 15.37 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 14.24 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Cobalt | 13.86 |
| COVESTRO LLC | Covestro | Triethylamine | 11.18 |
| PROTO LABS INC. | PROTO LABS INC | Chromium | 9.63 |
| PROTO LABS INC | PROTO LABS INC | Chromium | 9.63 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Chromium | 8.06 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Chromium | 7.24 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Diisocyanates | 6.58 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 5.30 |
| ENTEGRIS INC | Entegris | Di(2-ethylhexyl) phthalate | 2.96 |
| TEI BIOSCIENCES | Integra LifeSciences | Chloroform | 2.92 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Copper | 2.60 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Zinc compounds | 2.13 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Nickel | 1.92 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Chromium | 1.49 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzene | 1.44 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Benzene | 1.40 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrogen fluoride (Hydrofluoric acid) | 1.22 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzene | 1.12 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene diisocyanate (mixed isomers) | 0.93 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Chromium | 0.58 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Nickel | 0.51 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Benzene | 0.48 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Nickel | 0.46 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Benzene | 0.41 |
| COVESTRO LLC | Covestro | Diisocyanates | 0.32 |
| COVESTRO LLC | Covestro | Toluene-2,4-diisocyanate | 0.28 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Silver compounds | 0.26 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.24 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 0.24 |
| AMPHENOL APC INC | Amphenol | Formaldehyde | 0.14 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.14 |
| IRVING OIL TERMINALS INC. | Irving Oil | Naphthalene | 0.14 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Diisocyanates | 0.13 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.13 |
| CHEMGENES CORP | CHEMGENES CORP | Acetonitrile | 0.11 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.11 |
| DAMPNEY CO INC | DAMPNEY CO INC | Ethylbenzene | 0.10 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.10 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.10 |
| FXI INC. - NEWBURYPORT | One Rock Capital Partners | Toluene diisocyanate (mixed isomers) | 0.09 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Copper | 0.08 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | Polycyclic aromatic compounds | 0.08 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N,N-Dimethylformamide | 0.08 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.07 |
| CHELSEA SANDWICH LLC | Global Partners LP | Naphthalene | 0.07 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Nickel | 0.06 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Xylene (mixed isomers) | 0.05 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.05 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | N,N-Dimethylformamide | 0.05 |
| FLEXCON INDUSTRIES | Swan Group | Xylene (mixed isomers) | 0.04 |
| TECOMET | Charlesbank Capital Partners | Manganese | 0.04 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Lead compounds | 0.04 |
| GLOBAL COMPANIES LLC | Global Partners LP | Naphthalene | 0.03 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Zinc compounds | 0.03 |
| BOSTIK MANUFACTURING PLANT | Arkema | Antimony compounds | 0.03 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.02 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Polycyclic aromatic compounds | 0.02 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.02 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene | 0.02 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.02 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Naphthalene | 0.02 |
| COLT REFINING INC | COLT REFINING INC | Lead | 0.02 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Certain glycol ethers | 0.02 |
| DAMPNEY CO INC | DAMPNEY CO INC | Xylene (mixed isomers) | 0.02 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Nitric acid | 0.02 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N,N-Dimethylformamide | 0.02 |
| CHEMGENES CORP | CHEMGENES CORP | n-Hexane (Hexane) | 0.02 |
| LAMB & RITCHIE | LAMB & RITCHIE | Lead | 0.01 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.01 |
| ROUSSELOT PEABODY INC. | Darling Ingredients | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.01 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.01 |
| COVESTRO LLC | Covestro | Methyl methacrylate | 0.01 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Dichloromethane (Methylene chloride) | 0.01 |
| FM CALLAHAN & SON INC | FM CALLAHAN & SON INC | Nitric acid | 0.01 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Antimony compounds | 0.01 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Ethylbenzene | 0.01 |
| BRADFORD INDUSTRIES | Wembly Enterprises | N,N-Dimethylformamide | 0.01 |
| ICP CONSTRUCTION | CPC HOLDING LLC | Ethylene glycol | 0.01 |
| CERTAINTEED LLC | Saint-Gobain | Polycyclic aromatic compounds | 0.01 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | N,N-Dimethylformamide | 0.01 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.01 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.01 |
| GLOBAL COMPANIES LLC | Global Partners LP | Ethylbenzene | 0.01 |
| CYN OIL | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.01 |
| IRVING OIL TERMINALS INC. | Irving Oil | Ethylbenzene | 0.01 |
| PCI SYNTHESIS | SK Capital Partners | Dichloromethane (Methylene chloride) | 0.01 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 0.01 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.01 |
| WINCHESTER INTERCONNECT RF CORP | Aptiv PLC | Copper | 0.01 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Ethylbenzene | 0.01 |
| STRAUMANN MANUFACTURING INC | STRAUMANN MANUFACTURING INC | n-Hexane (Hexane) | 0.01 |
| CALPINE FORE RIVER ENERGY CENTER LLC | Energy Capital Partners | Polycyclic aromatic compounds | 0.01 |
| CHELSEA SANDWICH LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Naphthalene | 0.00 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.00 |
| HARCROS CHEMICALS INC | Harcros Chemicals | Nitric acid | 0.00 |
| MEDTRONIC INC | Medtronic | n-Hexane (Hexane) | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Lead | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Ethylbenzene | 0.00 |
| AVEDIS ZILDJIAN CO. | AVEDIS ZILDJIAN CO | Copper | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Xylene (mixed isomers) | 0.00 |
| SCULLY SIGNAL | SCULLY SIGNAL | Zinc compounds | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Lead | 0.00 |
| VICOR CORP | Vicor Corp. | Copper | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or bromine.) | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| ANALOGIC CORP | Altaris Capital Partners | Lead | 0.00 |
| AMPHENOL APC INC | Amphenol | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| TORROMEO INDUSTRIES INC. | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| AMPHENOL APC INC | Amphenol | Certain glycol ethers | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | 1,2,4-Trimethylbenzene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Toluene | 0.00 |
| TORROMEO INDUSTRIES INC | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| MORGAN ADVANCED CERAMICS INC | Morgan Advanced Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Triethylamine | 0.00 |
| CLEAN HARBORS OF BRAINTREE INC. | Clean Harbors Inc. | Lead | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Xylene (mixed isomers) | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylbenzene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Lead | 0.00 |
| RAYTHEON CO | RTX Corporation | Lead | 0.00 |
| BRONZE CRAFT CORP | BRONZE CRAFT CORP | Copper | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Ethylene glycol | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Zinc compounds | 0.00 |
| CALPINE FORE RIVER ENERGY CENTER LLC | Energy Capital Partners | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| CIRCUIT CONNECT INC | Infinitum | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Certain glycol ethers | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Methyl methacrylate | 0.00 |
| TRESCA BROTHERS SAND & GRAVEL | TRESCA BROTHERS SAND & GRAVEL | Lead | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Nitric acid | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Xylene (mixed isomers) | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Xylene (mixed isomers) | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | 1,2,4-Trimethylbenzene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Xylene (mixed isomers) | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | n-Hexane (Hexane) | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Xylene (mixed isomers) | 0.00 |
| MATEP LLC | Longwood Energy Partners | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Copper | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.00 |
| PLATING FOR ELECTRONICS INC. | PLATING FOR ELECTRONICS INC. | Nitric acid | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| HERO COATINGS INC. | HERO COATINGS INC. | Toluene | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| TL EDWARDS INC. | TL EDWARDS INC. | Polycyclic aromatic compounds | 0.00 |
| WORTHEN INDUSTRIES | Worthen Industries | Toluene | 0.00 |
| BRADFORD INDUSTRIES | Wembly Enterprises | Toluene | 0.00 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Polycyclic aromatic compounds | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | n-Hexane (Hexane) | 0.00 |
| HOLLINGSWORTH & VOSE CO WEST GROTON | HOLLINGSWORTH & VOSE CO | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| DAMPNEY CO INC | DAMPNEY CO INC | Toluene | 0.00 |
| ENTEGRIS INC | Entegris | Methanol | 0.00 |
| ULTRA | Advent International | Lead compounds | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | n-Hexane (Hexane) | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | n-Hexane (Hexane) | 0.00 |
| INTERVALA LLC | Intervala | Lead | 0.00 |
| ROLLS-ROYCE N.A. INC. | Rolls-Royce | Lead | 0.00 |
| FIREYE INC | Carrier Global Corporation | Lead | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Cyclohexane | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| AMPHENOL APC INC | Amphenol | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | 1,2,4-Trimethylbenzene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | 1,2,4-Trimethylbenzene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | n-Hexane (Hexane) | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Lead compounds | 0.00 |
| AMPHENOL APC INC | Amphenol | Nitric acid | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | n-Hexane (Hexane) | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Toluene | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Copper | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Hexane (Hexane) | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Mercury | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Certain glycol ethers | 0.00 |
| TELEDYNE FLIR SURVEILLANCE | Teledyne Technologies | Lead | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Benzo[g,h,i]perylene | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Ethylene glycol | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Xylene (mixed isomers) | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Toluene | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | n-Hexane (Hexane) | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| SHAWSHEEN RUBBER CO INC | SHAWSHEEN RUBBER CO INC | Toluene | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Polycyclic aromatic compounds | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Polycyclic aromatic compounds | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Toluene | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Silver compounds | 0.00 |
| 3M CO | 3M Company | Toluene | 0.00 |
| AOTCO METAL FINISHING LLC | AOTCO METAL FINISHING LLC | Nitric acid | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| TOPCOAT | Standard Industries Inc. | Toluene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Certain glycol ethers | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Toluene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Methanol | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Cyclohexane | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Toluene | 0.00 |
| HENKEL OF AMERICA INC. | Henkel | Methyl methacrylate | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Propylene oxide | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Toluene | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Toluene | 0.00 |
| 3M CO | 3M Company | Methanol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Toluene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Methanol | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Toluene | 0.00 |
| SIEMENS HEALTHCARE DIAGNOSTICS | Siemens | Methanol | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 0.00 |
| ANDOVER HEALTHCARE INC. | Milliken | Zinc compounds | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Toluene | 0.00 |
| DYNASOL INC | DYNASOL INC | Certain glycol ethers | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Xylene (mixed isomers) | 0.00 |
| CABOT CORP | Cabot Corp. | Sodium nitrite | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Methanol | 0.00 |
| OLYMPIC ADHESIVES INC | OLYMPIC ADHESIVES INC | Phenol | 0.00 |
| THE GILLETTE CO LLC | Procter & Gamble | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Toluene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl isobutyl ketone | 0.00 |
| CB FISK INC | CB FISK INC | Lead | 0.00 |
| THUNDERLINE-Z | One Rock Capital Partners | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Xylene (mixed isomers) | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Methanol | 0.00 |
| ELECTRONIC PRODUCTS INC | ELECTRONIC PRODUCTS INC | Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia is reportable under this listing) | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| GVS N.A. | GVS Group | Formic acid | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Butyl alcohol (1-Butanol) | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Toluene | 0.00 |
| RESILIENCE BOSTON INC. | NATIONAL RESILIENCE INC | Ethylene glycol | 0.00 |
| TL EDWARDS INC. | TL EDWARDS INC. | Benzo[g,h,i]perylene | 0.00 |
| CYN OIL | Clean Harbors Inc. | Lead compounds | 0.00 |
| ANIKA THERAPEUTICS | Anika Therapeutics | Methanol | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| TEI BIOSCIENCES | Integra LifeSciences | Methanol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cyclohexane | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Methanol | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Benzo[g,h,i]perylene | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Styrene | 0.00 |
| CYN OIL | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cumene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Ethylene glycol | 0.00 |
| JAYBIRD & MAIS INC | JAYBIRD & MAIS INC | Toluene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| OLDCASTLE - ANCHOR | CRH PLC | Lead compounds | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methanol | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Methyl methacrylate | 0.00 |
| RYMES - HUDSON | SUPERIOR PLUS CORP | Benzo[g,h,i]perylene | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Methyl methacrylate | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methyl isobutyl ketone | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| ECKART AMERICA | Altana | n-Butyl alcohol (1-Butanol) | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Toluene | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzo[g,h,i]perylene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylene glycol | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Styrene | 0.00 |
| ECKART AMERICA | Altana | Methyl isobutyl ketone | 0.00 |
| GVS N.A. | GVS Group | N-Methyl-2-pyrrolidone | 0.00 |
| CYTIVA | Danaher | N-Methyl-2-pyrrolidone | 0.00 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | N-Methyl-2-pyrrolidone | 0.00 |
| SARTORIUS STEDIM 450 DLB | SARTORIUS STEDIM BIOTECH | N-Methyl-2-pyrrolidone | 0.00 |
| SKYWORKS SOLUTIONS INC | Skyworks Solutions | N-Methyl-2-pyrrolidone | 0.00 |
| CURIA MASSACHUSETTS INC. | Aledade | N-Methyl-2-pyrrolidone | 0.00 |
| RAYTHEON CO | RTX Corporation | N-Methyl-2-pyrrolidone | 0.00 |
| MACOM TECHNOLOGY SOLUTIONS INC | M/A-COM TECHNOLOGY SOLUTIONS HOLDINGS | N-Methyl-2-pyrrolidone | 0.00 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N-Methyl-2-pyrrolidone | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N-Methyl-2-pyrrolidone | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | N-Methyl-2-pyrrolidone | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Benzoyl peroxide | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | N-Methyl-2-pyrrolidone | 0.00 |
| DYNASOL INC | DYNASOL INC | Nonylphenol Ethoxylates | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | N-Methyl-2-pyrrolidone | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Nonylphenol Ethoxylates | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Tetrabromobisphenol A | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N-Methyl-2-pyrrolidone | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | N-Methyl-2-pyrrolidone | 0.00 |
| HENKEL OF AMERICA INC. | Henkel | N-Methyl-2-pyrrolidone | 0.00 |
| ENVIRO WASTE | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| ENVIRO WASTE | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| ECKART AMERICA | Altana | N-Methyl-2-pyrrolidone | 0.00 |