{"data":{"id":"us/40-cfr-table-u-1-to-subpart-u-of-part-98","jurisdiction":"us","citation":"40 CFR Table U-1 to Subpart U of Part 98","heading":"Table U-1 to Subpart U of Part 98—CO2 Emission Factors for Common Carbonates","body":"Mineral name—carbonate CO2 emission factor (tons CO2/ton carbonate)\nLimestone—CaCO3 0.43971\nMagnesite—MgCO3 0.52197\nDolomite—CaMg(CO3)2 0.47732\nSiderite—FeCO3 0.37987\nAnkerite—Ca(Fe, Mg, Mn)(CO3)2 0.47572\nRhodochrosite—MnCO3 0.38286\nSodium Carbonate/Soda Ash—Na2 CO3 0.41492","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 98—MANDATORY GREENHOUSE GAS REPORTING","Subpart U—Miscellaneous Uses of Carbonate"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"5c80926d96a6c00d4e0f1dfc9576c564f5261c20914052ee2f8571a22de03741","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-98.218","next":"us/40-cfr-98.220"},"notice":"GroundRules: Original legal text. Not legal advice."}