| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Dicyclopentadiene | 30.95 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Cobalt | 23.86 |
| ISOMEDIX OPERATIONS INC. | STERIS | Ethylene oxide | 19.97 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Maleic anhydride | 12.54 |
| PROTO LABS INC. | PROTO LABS INC | Chromium | 9.74 |
| PROTO LABS INC | PROTO LABS INC | Chromium | 9.74 |
| LS STARRETT CO | MiddleGround Capital | Trichloroethylene | 4.40 |
| 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.) | 3.73 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Nickel | 3.57 |
| 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.) | 1.43 |
| OMNOVA SOLUTIONS | Synthomer | Acrylonitrile | 1.36 |
| HITCHINER COUNTERGRAVITY CAST OPERATIONS (VCO/DCO/MCT) | HITCHINER MANUFACTURING CO INC | Chromium | 1.10 |
| NEWARK AMERICA | Greif Inc. | Peracetic acid | 1.01 |
| INNER-TITE CORP. | INNER-TITE CORP. | Chromium | 0.92 |
| METSO AUTOMATION USA INC | Valmet Oyj | Chromium | 0.78 |
| KOMTEK FORGE LLC | Crawford United | Chromium | 0.72 |
| KOMTEK FORGE LLC | Crawford United | Nickel | 0.36 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Antimony compounds | 0.24 |
| COORSTEK IGNITER PRODUCTS | COORSTEK INC | Nickel | 0.17 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.15 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Antimony compounds | 0.14 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Diisocyanates | 0.14 |
| OMNOVA SOLUTIONS | Synthomer | Butyl acrylate | 0.13 |
| WYMAN-GORDON CO | Berkshire Hathaway | Chromium | 0.11 |
| AMPHENOL APC INC | Amphenol | Formaldehyde | 0.11 |
| WHIPPS INC | WHIPPS INC | Chromium | 0.10 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Antimony compounds | 0.07 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Phthalic anhydride | 0.05 |
| EMD MILLIPORE CORP | Merck KGaA (EMD) | Dichloromethane (Methylene chloride) | 0.05 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Polycyclic aromatic compounds | 0.04 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Styrene | 0.03 |
| METSO AUTOMATION USA INC | Valmet Oyj | Nickel | 0.03 |
| VERANOVA L.P. | Altaris Capital Partners | Dichloromethane (Methylene chloride) | 0.02 |
| COLT REFINING INC | COLT REFINING INC | Lead | 0.02 |
| BENCHMARK ELECTRONICS NH DIV | Benchmark Electronics | Lead | 0.01 |
| VIBRAM CORP | VIBRAM USA | Diisocyanates | 0.01 |
| HOLCIM - NER INC. | Holcim Group | Polycyclic aromatic compounds | 0.01 |
| AVCARB MATERIAL SOLUTIONS | Arsenal Capital Partners | Hydrogen cyanide | 0.01 |
| WYMAN-GORDON CO | Berkshire Hathaway | Nickel | 0.01 |
| WHIPPS INC | WHIPPS INC | Nickel | 0.01 |
| SPECIALTY MATERIALS INC. | Global Materials | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 0.01 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Antimony compounds | 0.01 |
| PANDOLF PERKINS CO | EH PERKINS CONSTRUCTION INC | Polycyclic aromatic compounds | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | Acetonitrile | 0.00 |
| ROHM & HAAS ELECTRONIC MATERIALS LLC | DuPont de Nemours | Formaldehyde | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Acrylic acid | 0.00 |
| HARCROS CHEMICALS INC | Harcros Chemicals | Nitric acid | 0.00 |
| INTERNATIONAL RECTIFIER HIREL PRODUCTS INC. | Infineon Technologies | Lead | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Ethyl acrylate | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Methyl methacrylate | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0.00 |
| IDEAL TAPE CO | American Biltrite | Toluene | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene diisocyanate (mixed isomers) | 0.00 |
| NEWARK AMERICA | Greif Inc. | Lead | 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 |
| AMPHENOL APC INC | Amphenol | Certain glycol ethers | 0.00 |
| PEXCO LLC | Odyssey Investment Partners | Di(2-ethylhexyl) phthalate | 0.00 |
| ADVANCE COATINGS CO | ADVANCE COATINGS CO | Ethylene glycol | 0.00 |
| TEKNOR APEX ELASTOMERS INC. | TEKNOR APEX | Zinc compounds | 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 |
| DAV-TECH PLATING INC. | DAV-TECH PLATING INC. | Nitric acid | 0.00 |
| HAARTZ CORP | HAARTZ CORP | o-Xylene | 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 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Phenol | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Formaldehyde | 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 |
| EDWARDS VACUUM LLC | Atlas Copco | Lead | 0.00 |
| MARMON UTILITY LLC | Berkshire Hathaway | Copper | 0.00 |
| AMERICAN SUPERCONDUCTOR | American Superconductor Corp. | Lead compounds | 0.00 |
| IDEAL TAPE CO | American Biltrite | n-Hexane (Hexane) | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Lead compounds | 0.00 |
| WORTHEN INDUSTRIES | Worthen Industries | Toluene | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Lead compounds | 0.00 |
| BIOSYNTH INTERNATIONAL INC. | KKR & Co. | N,N-Dimethylformamide | 0.00 |
| HIGHLINE WARREN LLC | Pritzker Group | Methanol | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Xylene (mixed isomers) | 0.00 |
| MEXICHEM SPECIALTY COMPOUNDS | Orbia Advance Corporation | Zinc compounds | 0.00 |
| DUXBURY COMPOSITE PRODUCTS DBA PLP COMPOSITES | DUXBURY COMPOSITE PRODUCTS DBA PLP COMPOSITES | Styrene | 0.00 |
| BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION | BAE Systems | Lead | 0.00 |
| US PACK INC | US PACK INC | 1,2,4-Trimethylbenzene | 0.00 |
| HOLDEN TRAP ROCK | MA BROKEN STONE CO | Polycyclic aromatic compounds | 0.00 |
| JG MACLELLAN CONCRETE CO INC | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| SAINT-GOBAIN ABRASIVES & SAINT -GOBAIN CERAMICS & PLASTICS | Saint-Gobain | Ethylene glycol | 0.00 |
| SUPERCON INC | SUPERCON INC | Nitric acid | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | N,N-Dimethylformamide | 0.00 |
| SAEILO ENTERPRISES | SAEILO ENTERPRISES INC | Lead | 0.00 |
| INNER-TITE CORP. | INNER-TITE CORP. | Lead | 0.00 |
| GRANITE STATE CONCRETE CO INC WESTFORD | JG MACLELLAN CONCRETE CO INC | Lead compounds | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Nitric acid | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Vinyl acetate | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Lead | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Methyl methacrylate | 0.00 |
| CIRTRONICS CORP | CIRTRONICS CORP | Lead | 0.00 |
| S&E SPECIALTY POLYMERS LLC | Nautic Partners | Zinc compounds | 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 |
| SEAMAN PAPER CO. OF MASSACHUSETTS INC. | SEAMAN PAPER CO. OF MASSACHUSETTS INC. | Benzo[g,h,i]perylene | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Copper | 0.00 |
| OMNOVA SOLUTIONS | Synthomer | Styrene | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | Toluene | 0.00 |
| AMPHENOL APC INC | Amphenol | Nitric acid | 0.00 |
| INDUSTRIAL POLYMERS & CHEMICAL S INC | INDUSTRIAL POLYMERS & CHEMICAL S INC | Phenol | 0.00 |
| CHROMA COLOR CORP | Arsenal Capital Partners | Zinc compounds | 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 |
| US PACK INC | US PACK INC | Ethylene glycol | 0.00 |
| COLT REFINING INC | COLT REFINING INC | Silver compounds | 0.00 |
| WORTHEN INDUSTRIES INC UPACO DIV | Worthen Industries | Toluene | 0.00 |
| PARKER HANNIFIN CORP CHOMERICS DIV | Parker-Hannifin | Toluene | 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 |
| DAUPHINAIS CONCRETE | DAUPHINAIS CONCRETE INC | Lead | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Phenol | 0.00 |
| VERANOVA L.P. | Altaris Capital Partners | Methanol | 0.00 |
| FLEXCON CO INC. | FLEXCON HOLDINGS TRUST | n-Hexane (Hexane) | 0.00 |
| WHIPPS INC | WHIPPS INC | Manganese | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Xylene (mixed isomers) | 0.00 |
| AVIENT COLORANTS USA LLC - HOLDEN FACILITY | Avient Corporation | Zinc compounds | 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 | Methanol | 0.00 |
| NYACOL NANOTECHNOLOGIES INC | NYACOL NANOTECHNOLOGIES INC | Ethylene glycol | 0.00 |
| LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | LEWCOTT CORP D/B/A BARRDAY COMPOSITE SOLUTIONS | Toluene | 0.00 |
| THERMO FISHER SCIENTIFIC | Thermo Fisher Scientific | Methanol | 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 |
| BROX INDUSTRIES INC | Brox Industries | Benzo[g,h,i]perylene | 0.00 |
| SAINT GOBAIN PERFORMANCE PLASTICS | Saint-Gobain | Methyl isobutyl ketone | 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 |
| OLDCASTLE APG NEW ENGLAND | CRH PLC | Lead compounds | 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 |
| BROX INDUSTRIES INC | Brox Industries | Polycyclic aromatic compounds | 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
