| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Cobalt | 547.96 |
| TECOMET | Charlesbank Capital Partners | Cobalt | 331.03 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Chromium | 286.11 |
| GE AVIATION | General Electric | Chromium | 186.19 |
| 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.) | 115.83 |
| TECOMET | Charlesbank Capital Partners | Chromium | 84.38 |
| BOYD CORP INC. | Goldman Sachs | Trichloroethylene | 66.17 |
| GE AVIATION | General Electric | Cobalt | 31.69 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Nickel compounds | 29.68 |
| TECHNICAL MANUFACTURING CORP | Ametek | Chromium | 22.97 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 22.74 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Hydrazine | 20.44 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Cobalt | 19.77 |
| GE AVIATION | General Electric | Nickel | 19.18 |
| PARADIGM PRECISION HOLDINGS LLC | Pursuit Aerospace | Nickel | 18.20 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Lead | 12.01 |
| TEI BIOSCIENCES | Integra LifeSciences | Chloroform | 10.97 |
| CHEMGENES CORP | CHEMGENES CORP | Chloroform | 10.42 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Chromium | 10.32 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Benzene | 8.03 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzene | 7.50 |
| LUBRIZOL ADVANCED MATERIALS INC | Berkshire Hathaway | Diisocyanates | 7.45 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Benzene | 6.98 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzene | 6.04 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Lead compounds | 4.75 |
| DUNCAN GALVANIZING CORP. | DUNCAN GALVANIZING CORP. | Zinc compounds | 3.85 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Nickel | 3.39 |
| DAMPNEY CO INC | DAMPNEY CO INC | Ethylbenzene | 3.02 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Chromium | 2.63 |
| TECOMET | Charlesbank Capital Partners | Nickel | 1.68 |
| SMITH & NEPHEW | Smith & Nephew | Chromium | 1.23 |
| ENTEGRIS INC | Entegris | Di(2-ethylhexyl) phthalate | 0.99 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Benzene | 0.92 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Nickel | 0.90 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Zinc compounds | 0.84 |
| IRVING OIL TERMINALS INC. | Irving Oil | Naphthalene | 0.84 |
| CHELSEA SANDWICH LLC | Global Partners LP | Naphthalene | 0.78 |
| FUTURE FOAM INC | FUTURE FOAM INC | Toluene diisocyanate (mixed isomers) | 0.72 |
| PALMER MANUFACTURING CO LLC | Pursuit Aerospace | Nickel | 0.66 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.62 |
| NATIONAL COATING CORP | Carlisle | Formaldehyde | 0.59 |
| DAMPNEY CO INC | DAMPNEY CO INC | Xylene (mixed isomers) | 0.55 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Naphthalene | 0.42 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Chromium | 0.37 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Diisocyanates | 0.33 |
| KENDALL GREEN ENERGY LLC | Antin Infrastructure Partners | Polycyclic aromatic compounds | 0.29 |
| 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) | 0.23 |
| COVESTRO LLC | Covestro | Triethylamine | 0.22 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Ethylbenzene | 0.21 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 0.18 |
| GLOBAL COMPANIES LLC | Global Partners LP | Naphthalene | 0.18 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.13 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Copper | 0.11 |
| FLEXCON INDUSTRIES | Swan Group | Xylene (mixed isomers) | 0.09 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Diisocyanates | 0.08 |
| FM CALLAHAN & SON INC | FM CALLAHAN & SON INC | Nitric acid | 0.08 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.07 |
| CHELSEA SANDWICH LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.06 |
| FXI INC. - NEWBURYPORT | One Rock Capital Partners | Toluene diisocyanate (mixed isomers) | 0.05 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Hydrogen fluoride (Hydrofluoric acid) | 0.05 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.05 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.05 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene diisocyanate (mixed isomers) | 0.05 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.05 |
| GLOBAL COMPANIES LLC | Global Partners LP | Ethylbenzene | 0.04 |
| IRVING OIL TERMINALS INC. | Irving Oil | Ethylbenzene | 0.04 |
| BERKSHIRE MANUFACTURED PRODUCTS INC | Pursuit Aerospace | Nickel | 0.04 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.04 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Certain glycol ethers | 0.03 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Ethylbenzene | 0.03 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Hydrogen fluoride (Hydrofluoric acid) | 0.03 |
| PACE INDUSTRIES - CAMBRIDGE DIV | Pace Industries | Copper | 0.03 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Naphthalene | 0.03 |
| CERTAINTEED LLC | Saint-Gobain | Polycyclic aromatic compounds | 0.03 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | N,N-Dimethylformamide | 0.02 |
| CYN OIL | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.02 |
| BOSTIK MANUFACTURING PLANT | Arkema | Antimony compounds | 0.02 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Dichloromethane (Methylene chloride) | 0.02 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Xylene (mixed isomers) | 0.02 |
| SIKA CORP SIKA SARNAFIL DIV | Sika AG | Antimony compounds | 0.02 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.02 |
| LAMB & RITCHIE | LAMB & RITCHIE | Lead | 0.02 |
| GLOBAL COMPANIES LLC | Global Partners LP | Xylene (mixed isomers) | 0.02 |
| COVESTRO LLC | Covestro | Diisocyanates | 0.02 |
| 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) | 0.02 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.01 |
| COVESTRO LLC | Covestro | Toluene-2,4-diisocyanate | 0.01 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.01 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | 1,2,4-Trimethylbenzene | 0.01 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Silver compounds | 0.01 |
| CALPINE FORE RIVER ENERGY CENTER LLC | Energy Capital Partners | Polycyclic aromatic compounds | 0.01 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.01 |
| GLOBAL COMPANIES LLC | Global Partners LP | Polycyclic aromatic compounds | 0.01 |
| PHOTOFABRICATION ENGINEERING I NC | THE PARTNER COS LLC | Nitric acid | 0.01 |
| 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) | 0.01 |
| DAMPNEY CO INC | DAMPNEY CO INC | Toluene | 0.01 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Ethylbenzene | 0.01 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.01 |
| BRADFORD INDUSTRIES | Wembly Enterprises | N,N-Dimethylformamide | 0.01 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Polycyclic aromatic compounds | 0.01 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.01 |
| GLOBAL COMPANIES LLC | Global Partners LP | 1,2,4-Trimethylbenzene | 0.01 |
| IRVING OIL TERMINALS INC. | Irving Oil | Lead | 0.01 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.01 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Acetonitrile | 0.01 |
| WINCHESTER INTERCONNECT RF CORP | Aptiv PLC | Copper | 0.01 |
| GLOBE COMPOSITE SOLUTIONS LLC | ESCO Technologies | Diisocyanates | 0.01 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.01 |
| AVEDIS ZILDJIAN CO. | AVEDIS ZILDJIAN CO | Copper | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Lead compounds | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | N,N-Dimethylformamide | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Xylene (mixed isomers) | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 0.00 |
| TECOMET | Charlesbank Capital Partners | Manganese | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | Acetonitrile | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Lead | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Xylene (mixed isomers) | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | 1,2,4-Trimethylbenzene | 0.00 |
| MEDTRONIC INC | Medtronic | n-Hexane (Hexane) | 0.00 |
| ICP CONSTRUCTION | CPC HOLDING LLC | Ethylene glycol | 0.00 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Pyridine | 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 |
| CAPSTAN ATLANTIC | CAPSTAN ATLANTIC | Copper | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | n-Hexane (Hexane) | 0.00 |
| SCITUATE CONCRETE PIPE | SCITUATE CONCRETE PIPE | Lead | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Polycyclic aromatic compounds | 0.00 |
| CLEAN HARBORS OF BRAINTREE INC. | Clean Harbors Inc. | Lead | 0.00 |
| STRAUMANN MANUFACTURING INC | STRAUMANN MANUFACTURING INC | n-Hexane (Hexane) | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | N,N-Dimethylformamide | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Lead | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylbenzene | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 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 |
| PLATING FOR ELECTRONICS INC. | PLATING FOR ELECTRONICS INC. | Nitric acid | 0.00 |
| ANALOGIC CORP | Altaris Capital Partners | Lead | 0.00 |
| KOCH SEPARATION SOLUTIONS INC. | Koch Industries | N,N-Dimethylformamide | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Certain glycol ethers | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| NISSHA METALLIZING SOLUTIONS | NISSHA METALLIZING SOLUTIONS | Aluminum (fume or dust) | 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 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Xylene (mixed isomers) | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | 1,2,4-Trimethylbenzene | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | n-Hexane (Hexane) | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Zinc compounds | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Ethylene glycol | 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 |
| BOSTIK MANUFACTURING PLANT | Arkema | Toluene | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | n-Hexane (Hexane) | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | n-Hexane (Hexane) | 0.00 |
| TORROMEO INDUSTRIES INC. | TORROMEO INDUSTRIES INC | Lead compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| VICOR CORP | Vicor Corp. | Copper | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Xylene (mixed isomers) | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | 1,2,4-Trimethylbenzene | 0.00 |
| WOLLASTON ALLOYS | Consolidated Precision Products | Copper | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Polycyclic aromatic compounds | 0.00 |
| ITW PERFORMANCE POLYMERS | Illinois Tool Works | Methyl methacrylate | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | n-Hexane (Hexane) | 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 |
| TL EDWARDS INC. | TL EDWARDS INC. | Polycyclic aromatic compounds | 0.00 |
| NATIONAL COATING CORP | Carlisle | Phenol | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Ethylene glycol | 0.00 |
| TRESCA BROTHERS SAND & GRAVEL | TRESCA BROTHERS SAND & GRAVEL | Lead | 0.00 |
| ANALOG DEVICES INC/WILMINGTON MANUFACTURING | Analog Devices Inc. | Nitric acid | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Nitric acid | 0.00 |
| ALLCOAT TECHNOLOGY INC | ALLCOAT TECHNOLOGY INC | Toluene | 0.00 |
| TRANSENE CO INC. | TRANSENE CO INC | Hydrogen fluoride (Hydrofluoric acid) | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| EXXON MOBIL CORP EVERETT TERMINAL | Exxon Mobil | Toluene | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Triethylamine | 0.00 |
| ULTRA | Advent International | Lead compounds | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | n-Hexane (Hexane) | 0.00 |
| UNION SPECIALTIES INC | UNION SPECIALTIES INC | Certain glycol ethers | 0.00 |
| CHEMGENES CORP | CHEMGENES CORP | n-Hexane (Hexane) | 0.00 |
| RAYTHEON CO | RTX Corporation | Lead | 0.00 |
| COVESTRO LLC | Covestro | Methyl methacrylate | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Polycyclic aromatic compounds | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Xylene (mixed isomers) | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| BORO SAND & STONE CORP | BORO SAND & STONE CORP | Lead | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Zinc compounds | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| GLOBAL COMPANIES LLC | Global Partners LP | Toluene | 0.00 |
| HERO COATINGS INC. | HERO COATINGS INC. | Toluene | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Xylene (mixed isomers) | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| GULF OIL LP CHELSEA TERMINAL | RaceTrac Petroleum | Toluene | 0.00 |
| ROLLS-ROYCE N.A. INC. | Rolls-Royce | Lead | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Mercury | 0.00 |
| BRADFORD INDUSTRIES | Wembly Enterprises | Toluene | 0.00 |
| SCULLY SIGNAL | SCULLY SIGNAL | Zinc compounds | 0.00 |
| INTERVALA LLC | Intervala | Lead | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Toluene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Cyclohexane | 0.00 |
| HOLCIM SOLUTIONS & PRODUCTS US LLC | Holcim Group | Toluene | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| NEWINGTON STATION | Atlas Holdings | Polycyclic aromatic compounds | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Xylene (mixed isomers) | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Methanol | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Toluene | 0.00 |
| ENTEGRIS INC | Entegris | Methanol | 0.00 |
| HOUGHTON CHEMICAL CORP | HOUGHTON CHEMICAL CORP | Xylene (mixed isomers) | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | n-Hexane (Hexane) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Hexane (Hexane) | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Xylene (mixed isomers) | 0.00 |
| 3M CO | 3M Company | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Toluene | 0.00 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Lead compounds | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| TOPCOAT | Standard Industries Inc. | Toluene | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Propylene oxide | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Certain glycol ethers | 0.00 |
| MAJILITE MANUFACTURING INC | MERIDIAN INDUSTRIES INC | Toluene | 0.00 |
| 3M CO | 3M Company | Methanol | 0.00 |
| OLYMPIC ADHESIVES INC | OLYMPIC ADHESIVES INC | Phenol | 0.00 |
| TELEDYNE FLIR SURVEILLANCE | Teledyne Technologies | Lead | 0.00 |
| RESILIENCE BOSTON INC. | NATIONAL RESILIENCE INC | Ethylene glycol | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Cyclohexane | 0.00 |
| SIEMENS HEALTHCARE DIAGNOSTICS | Siemens | Methanol | 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 |
| BENEVENTO SAND & STONE CORP | BENEVENTO SAND & STONE CORP | Benzo[g,h,i]perylene | 0.00 |
| DYNASOL INC | DYNASOL INC | Certain glycol ethers | 0.00 |
| CL HAUTHAWAY & SONS CORP | CL HAUTHAWAY & SONS CORP | Toluene | 0.00 |
| VEOLIA ES TECHNICAL SOLUTIONS | Veolia Group | Mercury | 0.00 |
| SHAWSHEEN RUBBER CO INC | SHAWSHEEN RUBBER CO INC | Toluene | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| CAMGER COATINGS SYSTEMS INC | CAMGER COATINGS SYSTEMS INC | Toluene | 0.00 |
| E. PARRELLA CO. INC. | E. PARRELLA CO. INC. | Styrene | 0.00 |
| BOSTIK MANUFACTURING PLANT | Arkema | Methanol | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Xylene (mixed isomers) | 0.00 |
| UNIVAR SOLUTIONS USA INC. - TEWKSBURY MA | Apollo Global Management | Methanol | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Toluene | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| NITTO DENKO AVECIA INC. | Nitto Denko | Toluene | 0.00 |
| TEI BIOSCIENCES | Integra LifeSciences | Methanol | 0.00 |
| NATIONAL COATING CORP | Carlisle | Methanol | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Toluene | 0.00 |
| AOTCO METAL FINISHING LLC | AOTCO METAL FINISHING LLC | Nitric acid | 0.00 |
| CABOT CORP | Cabot Corp. | Sodium nitrite | 0.00 |
| CB FISK INC | CB FISK INC | Lead | 0.00 |
| AMPHENOL APC INC | Amphenol | Certain glycol ethers | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | Vinyl acetate | 0.00 |
| BENJAMIN MOORE & CO-MILFORD | Berkshire Hathaway | 3-Iodo-2-propynyl butylcarbamate | 0.00 |
| TL EDWARDS INC. | TL EDWARDS INC. | Benzo[g,h,i]perylene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Toluene | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| CYN OIL | Clean Harbors Inc. | Lead compounds | 0.00 |
| GVS N.A. | GVS Group | Formic acid | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl isobutyl ketone | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Styrene | 0.00 |
| PCI SYNTHESIS | SK Capital Partners | Methanol | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cyclohexane | 0.00 |
| CERTAINTEED LLC | Saint-Gobain | Benzo[g,h,i]perylene | 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 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Butyl alcohol (1-Butanol) | 0.00 |
| CHELSEA SANDWICH LLC | Global Partners LP | Benzo[g,h,i]perylene | 0.00 |
| CYN OIL | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| CITGO PETROLEUM CORP | PDVSA (Petroleos de Venezuela S.A.) | Cumene | 0.00 |
| ANIKA THERAPEUTICS | Anika Therapeutics | Methanol | 0.00 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 0.00 |
| MURPHYS WASTE OIL SERVICES INC | Clean Harbors Inc. | Benzo[g,h,i]perylene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Ethylene glycol | 0.00 |
| ITW/FOILMARK INC | Illinois Tool Works | Methanol | 0.00 |
| OLDCASTLE - ANCHOR | CRH PLC | Lead compounds | 0.00 |
| IRVING OIL TERMINALS INC. | Irving Oil | Benzo[g,h,i]perylene | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Methyl methacrylate | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methanol | 0.00 |
| INEOS STYROLUTION AMERICA LLC | Ineos | Methyl methacrylate | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| DAUPHINAIS CONCRETE INC. | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| JAYBIRD & MAIS INC | JAYBIRD & MAIS INC | Toluene | 0.00 |
| GEM GRAVURE CO INC. | GEM GRAVURE CO INC | Toluene | 0.00 |
| CALLAHAN CHEMICAL CO LLC | SK Capital Partners | Methyl isobutyl ketone | 0.00 |
| ECKART AMERICA | Altana | n-Butyl alcohol (1-Butanol) | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Toluene | 0.00 |
| THE DOW CHEMICAL CO | Dow Inc. | Ethylene glycol | 0.00 |
| ZSCHIMMER & SCHWARZ INTERPOLYMER | ZSCHIMMER & SCHWARZ | Styrene | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 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 |
| 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 |