| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Cobalt | 19.28 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 15.82 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Dicyclopentadiene | 8.54 |
| PROTO LABS INC. | PROTO LABS INC | Chromium | 7.11 |
| PROTO LABS INC | PROTO LABS INC | Chromium | 7.11 |
| LS STARRETT CO | MiddleGround Capital | Trichloroethylene | 5.06 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Maleic anhydride | 4.43 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Nickel | 2.88 |
| CHROMA COLOR CORP | Arsenal Capital Partners | 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.) | 2.77 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | 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.) | 1.99 |
| INNER-TITE CORP. | INNER-TITE CORP. | Chromium | 1.04 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Chromium | 0.89 |
| KOMTEK FORGE LLC | Crawford United | Chromium | 0.65 |
| METSO AUTOMATION USA INC | Valmet Oyj | Chromium | 0.57 |
| OMNOVA SOLUTIONS | Synthomer | Acrylonitrile | 0.44 |
| NEWARK AMERICA | Greif Inc. | Peracetic acid | 0.36 |
| KOMTEK FORGE LLC | Crawford United | Nickel | 0.33 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.17 |
| COORSTEK IGNITER PRODUCTS | COORSTEK INC | Nickel | 0.14 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.14 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 0.13 |
| WHIPPS INC | WHIPPS INC | Chromium | 0.10 |
| WYMAN-GORDON CO | Berkshire Hathaway | Chromium | 0.10 |
| AMPHENOL APC INC | Amphenol | Formaldehyde | 0.09 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Dichloromethane (Methylene chloride) | 0.07 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Polycyclic aromatic compounds | 0.06 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.05 |
| OMNOVA SOLUTIONS | Synthomer | Butyl acrylate | 0.04 |
| METSO AUTOMATION USA INC | Valmet Oyj | Nickel | 0.02 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.02 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | Acetonitrile | 0.02 |
| COLT REFINING INC | COLT REFINING INC | Lead | 0.02 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Phthalic anhydride | 0.02 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.01 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.01 |
| VIBRAM CORP | VIBRAM USA | Diisocyanates | 0.01 |
| WHIPPS INC | WHIPPS INC | Nickel | 0.01 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Styrene | 0.01 |
| HART & COOLEY LLC | Egeria Investments | Chromium | 0.01 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.01 |
| HARCROS CHEMICALS INC | Harcros Chemicals | Nitric acid | 0.00 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.00 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| INTERNATIONAL RECTIFIER HIREL PRODUCTS INC. | Infineon Technologies | Lead | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.00 |
| HART & COOLEY LLC | Egeria Investments | Nickel | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | N,N-Dimethylformamide | 0.00 |
| PEXCO LLC | Odyssey Investment Partners | Di(2-ethylhexyl) phthalate | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Lead compounds | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methyl tert-butyl ether | 0.00 |
| NEWARK AMERICA | Greif Inc. | Lead | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Acrylic acid | 0.00 |
| AMPHENOL APC INC | Amphenol | Certain glycol ethers | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Ethyl acrylate | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Methyl methacrylate | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | 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 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Formaldehyde | 0.00 |
| TEKNOR APEX ELASTOMERS INC. | TEKNOR APEX | Zinc compounds | 0.00 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Phenol | 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 |
| BRONZE CRAFT CORP | BRONZE CRAFT CORP | Copper | 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 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 0.00 |
| MARMON UTILITY LLC | Berkshire Hathaway | Copper | 0.00 |
| DUXBURY COMPOSITE PRODUCTS DBA PLP COMPOSITES | DUXBURY COMPOSITE PRODUCTS DBA PLP COMPOSITES | Styrene | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Ethylene glycol | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| WORTHEN INDUSTRIES | Worthen Industries | Toluene | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| INNER-TITE CORP. | INNER-TITE CORP. | Lead | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Ethylene glycol | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Xylene (mixed isomers) | 0.00 |
| US PACK INC | US PACK INC | 1,2,4-Trimethylbenzene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Benzo[g,h,i]perylene | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| SUPERCON INC | SUPERCON INC | Nitric acid | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Polycyclic aromatic compounds | 0.00 |
| SAEILO ENTERPRISES | SAEILO ENTERPRISES INC | Lead | 0.00 |
| CIRTRONICS CORP | CIRTRONICS CORP | Lead | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Copper | 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 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Vinyl acetate | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 0.00 |
| AMPHENOL APC INC | Amphenol | Nitric acid | 0.00 |
| INDUSTRIAL POLYMERS & CHEMICAL S INC | INDUSTRIAL POLYMERS & CHEMICAL S INC | Phenol | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | n-Hexane (Hexane) | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Xylene (mixed isomers) | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Toluene | 0.00 |
| CHROMA COLOR CORP | Arsenal Capital Partners | Zinc compounds | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Methyl methacrylate | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Silver compounds | 0.00 |
| US PACK INC | US PACK INC | Ethylene glycol | 0.00 |
| UNITED COUNTY INDUSTRIES | UNITED COUNTY INDUSTRIES | 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 |
| OMNOVA SOLUTIONS | Synthomer | Styrene | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Phenol | 0.00 |
| DAUPHINAIS CONCRETE | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| WHIPPS INC | WHIPPS INC | Manganese | 0.00 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | Zinc compounds | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | n-Hexane (Hexane) | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Xylene (mixed isomers) | 0.00 |
| HART & COOLEY LLC | Egeria Investments | Manganese | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Methanol | 0.00 |
| MARMON UTILITY LLC | Berkshire Hathaway | Acetophenone | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Toluene | 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 |
| LS STARRETT CO | MiddleGround Capital | Methanol | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Benzo[g,h,i]perylene | 0.00 |
| SAFETY-KLEEN SYSTEMS MARLBOROUGH (MRB) | Clean Harbors Inc. | Ethylene glycol | 0.00 |
| NEW METHOD PLATING CO.,INC. | NEW METHOD PLATING CO.,INC. | Cyanide compounds | 0.00 |
| NEW HAMPSHIRE BALL BEARINGS INC | MinebeaMitsumi | Methanol | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Methyl isobutyl ketone | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Toluene | 0.00 |
| DAUPHINAIS CONCRETE | DAUPHINAIS CONCRETE INC | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0.00 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Methanol | 0.00 |
| GVS N.A. | GVS Group | N-Methyl-2-pyrrolidone | 0.00 |
| CYTIVA | Danaher | N-Methyl-2-pyrrolidone | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Lithium carbonate | 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 |
| 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 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | N-Methyl-2-pyrrolidone | 0.00 |
Political Economy Research Institute
