Directory of National Historic Chemical Landmarks

Landmarks are organized by year of designation.

Year	Landmark
2023	Bettye Washington Greene, Ph.D. Science History Institute Marie Maynard Daly Insulin Development and Commercialization
2022	The Invention of Warfarin Discovery of Highly Active Antiretroviral Therapy for HIV George Eastman, Kodak, and the Birth of Consumer Photography Oesper Collections in the History of Chemistry Raney^® Nickel: A Life-Changing Catalyst Ames Laboratory and Uranium Production in World War II
2021	Saul Hertz and the Medical Uses of Radioiodine Birth of the Petrochemical Industry
2020	No designations
2019	St. Elmo Brady, the First African-American Ph.D. in Chemistry Steroid Medicines and Upjohn Gas Chromatography-Mass Spectrometry
2018	Plutonium-238 Production for Space Exploration
2017	Infrared Spectrometer and the Exploration of Mars Chlorofluorocarbons and Ozone Depletion
2016	Discovery of Ivermectin The Vitamin B Complex Willard Libby and Radiocarbon Dating
2015	Edwin Land and Instant Photography Isolation of Phytochrome The Keeling Curve: Studies of Atmospheric CO₂ at Mauna Loa Kelly Pneumatic Iron Process
2014	Thomas Edison, Chemist I. M. Kolthoff and Modern Analytical Chemistry Rachel Holloway Lloyd, Pioneer American Woman in Chemistry
2013	Flavor Chemistry Research at the USDA Mellon Institute of Industrial Research at Carnegie Mellon University Wetherill Laboratory of Chemistry at Purdue University
2012	DayGlo Fluorescent Pigments Legacy of Rachel Carson’s Silent Spring
2011	NMR and MRI: Applications in Chemistry and Medicine
2010	Discovery of Fullerenes Development of Diagnostic Test Strips
2009	Deciphering the Genetic Code Development of the Pennsylvania Oil Industry
2008	Acrylic Emulsion Technology Production and Distribution of Radioisotopes at Oak Ridge National Laboratory Production of Penicillin through Deep-tank Fermentation
2007	Chemistry at Jamestown Scotch Transparent Tape Chemical Abstracts Service (CAS) Food Dehydration Technology
2006	Tide Synthetic Detergent Development of Baking Powder Neil Bartlett and the Reactive Noble Gases
2005	Columbia Dry Cell Battery Selman Waksman and Antibiotics George Washington Carver: Chemist, Teacher, Symbol
2004	Carl and Gerty Cori and Carbohydrate Metabolism Cotton Products Research Development of the Beckman pH Meter
2003	High Performance Carbon Fibers Foundations of Polymer Science: Herman Mark and the Polymer Research Institute Discovery of Camptothecin and Taxol
2002	Frozen Foods Research: Time-Temperature Tolerance Studies Alice Hamilton and the Development of Occupational Medicine Noyes Laboratory at the University of Illinois, Urbana-Champaign Albert Szent-Györgyi and the Discovery of Vitamin C Norbert Rillieux and a Revolution in Sugar Processing
2001	National Institute of Standards and Technology (NIST) John W. Draper and the Founding of the American Chemical Society, 1876 Charles Herty and the Savannah Pulp and Paper Laboratory Hall Process: Production and Commercialization of Aluminum
2000	Foundations of Polymer Science: Wallace Carothers and the Development of Nylon Nucleic Acid and Protein Research at Rockefeller University Joseph Priestley: Discoverer of Oxygen (Bowood House) Moses Gomberg and Organic Free Radicals Discovery of Helium in Natural Gas Smith Memorial Collection at the University of Pennsylvania Discovery of Transuranium Elements at Berkeley Lab
1999	Discovery and Development of Penicillin Polypropylene and High-density Polyethylene Separation of Rare Earth Elements “Marker Degradation” and Creation of the Mexican Steroid Hormone Industry 1938–1945 Antoine-Laurent Lavoisier: The Chemical Revolution Percy Julian: Synthesis of Physostigmine Foundations of Polymer Science: Hermann Staudinger and Macromolecules
1998	C.V. Raman: The Raman Effect Tagamet: Discovery of Histamine H ₂ -Receptor Antagonists Fluid Bed Reactor Havemeyer Hall at Columbia University U.S. Synthetic Rubber Program, 1939-1945 Discovery of the Commercial Processes for Making Calcium Carbide and Acetylene
1997	Gilman Hall at the University of California, Berkeley Hall Process: Production and Commercialization of Aluminum Commercialization of Radiation Chemistry Electrolytic Production of Bromine
1996	Sohio Acrylonitrile Process Modern Water-based Paint: Kem-Tone Wall Finish Houdry Process for Catalytic Cracking Williams-Miles History of Chemistry Collection at Harding University
1995	Universal Oil Products (UOP) Riverside Laboratory Acetyl Chemicals from Coal Gasification Foundations of Polymer Science: Wallace Carothers and the Development of Nylon Edward W. Morley and the Atomic Weight of Oxygen
1994	Joseph Priestley: Discoverer of Oxygen (Priestley House) Chandler Laboratory at Lehigh University
1993	Bakelite^®: The World’s First Synthetic Plastic

Listed by Landmark category. Not all Landmarks are listed below.

Consumer Products

Cradles of Chemistry

Frontiers of Knowledge

Industrial Advances

Medical Miracles

Pioneers

U.S. Landmarks are listed alphabetically by state.

State	Landmark
Alabama	George Washington Carver: Chemist, Teacher, Symbol
Alaska	There are currently no Landmarks in this state. Take action and nominate.
Arizona	There are currently no Landmarks in this state. Take action and nominate.
Arkansas	Williams-Miles History of Chemistry Collection at Harding University
California	Chlorofluorocarbons and Ozone Depletion Commercialization of Radiation Chemistry Development of the Beckman pH Meter Discovery of Transuranium Elements at Berkeley Lab Flavor Chemistry Research at the USDA Frozen Foods Research: Time-Temperature Tolerance Studies Infrared Spectrometer and the Exploration of Mars Gilman Hall at the University of California, Berkeley The Keeling Curve: Studies of Atmospheric CO2 NMR and MRI: Applications in Chemistry and Medicine
Colorado	There are currently no Landmarks in this state. Take action and nominate.
Connecticut	U.S. Synthetic Rubber Program
Delaware	Foundations of Polymer Science: Wallace Carothers and the Development of Nylon
District of Columbia	Bakelite^®: The World’s First Synthetic Plastic
Florida	Thomas Edison, Chemist
Georgia	Charles Herty and the Savannah Pulp and Paper Laboratory
Hawaii	The Keeling Curve: Studies of Atmospheric CO₂
Idaho	There are currently no Landmarks in this state. Take action and nominate.
Illinois	Alice Hamilton and the Development of Occupational Medicine Discovery and Development of Penicillin Noyes Laboratory at the University of Illinois, Urbana-Champaign Universal Oil Products (UOP) Riverside Laboratory Willard Libby and Radiocarbon Dating
Indiana	Development of Baking Powder Development of Diagnostic Test Strips Insulin Development and Commercialization Percy Julian: Synthesis of Physostigmine Wetherill Laboratory of Chemistry at Purdue University
Iowa	Ames Laboratory and Uranium Production in World War II
Kansas	Discovery of Helium in Natural Gas
Kentucky	Kelly Pneumatic Iron Process
Louisiana	Cotton Products Research Fluid Bed Reactor Norbert Rillieux and a Revolution in Sugar Processing
Maine	There are currently no Landmarks in this state. Take action and nominate.
Maryland	Deciphering the Genetic Code Isolation of Phytochrome National Institute of Standards and Technology (NIST)
Massachusetts	Edwin Land and Instant Photography Saul Hertz and the Medical Uses of Radioiodine
Michigan	Bettye Washington Greene, Ph.D. Electrolytic Production of Bromine Gas Chromatography-Mass Spectrometry Moses Gomberg and Organic Free Radicals Thomas Edison, Chemist
Minnesota	Scotch Transparent Tape I. M. Kolthoff and Modern Analytical Chemistry
Mississippi	There are currently no Landmarks in this state. Take action and nominate.
Missouri	Carl and Gerty Cori and Carbohydrate Metabolism Columbia Dry Cell Battery
Montana	There are currently no Landmarks in this state. Take action and nominate.
Nebraska	Rachel Holloway Lloyd, Pioneer American Woman in Chemistry
Nevada	There are currently no Landmarks in this state. Take action and nominate.
New Hampshire	Separation of Rare Earth Elements
New Jersey	Selman Waksman and Antibiotics Discovery and Development of Penicillin Discovery of Ivermectin Thomas Edison, Chemist The Vitamin B Complex
New Mexico	There are currently no Landmarks in this state. Take action and nominate.
New York	Foundations of Polymer Science: Herman Mark and the Polymer Research Institute George Eastman, Kodak, and the Birth of Consumer Photography Havemeyer Hall at Columbia University John W. Draper and the Founding of the American Chemical Society Marie Maynard Daly NMR and MRI: Applications in Chemistry and Medicine Nucleic Acid and Protein Research at Rockefeller University Production of Penicillin through Deep-tank Fermentation
North Carolina	Discovery of Camptothecin and Taxol Discovery of the Commercial Processes for Making Calcium Carbide and Acetylene
North Dakota	There are currently no Landmarks in this state. Take action and nominate.
Ohio	Chemical Abstracts Service (CAS) Columbia Dry Cell Battery DayGlo Fluorescent Pigments Edward W. Morley and the Atomic Weight of Oxygen Hall Process: Production and Commercialization of Aluminum High Performance Carbon Fibers Modern Water-based Paint: Kem-Tone Wall Finish Oesper Collections in the History of Chemistry Sohio Acrylonitrile Process Tide Synthetic Detergent U.S. Synthetic Rubber Program
Oklahoma	Polypropylene and High-density Polyethylene (HDPE)
Oregon	There are currently no Landmarks in this state. Take action and nominate.
Pennsylvania	Acrylic Emulsion Technology Chandler Laboratory at Lehigh University Development of the Pennsylvania Oil Industry Discovery of Highly Active Antiretroviral Therapy for HIV Food Dehydration Technology Hall Process: Production and Commercialization of Aluminum Houdry Process for Catalytic Cracking Joseph Priestley: Discoverer of Oxygen Legacy of Rachel Carson’s Silent Spring Marker Degradation: Creation of the Mexican Steroid Hormone Industry 1938–1945 Mellon Institute of Industrial Research at Carnegie Mellon University Science History Institute Smith Memorial Collection at the University of Pennsylvania Tagamet: Discovery of Histamine H2-Receptor Antagonists
Rhode Island	Development of Baking Powder
South Carolina	Plutonium-238 Production for Space Exploration
South Dakota	There are currently no Landmarks in this state. Take action and nominate.
Tennessee	Acetyl Chemicals from Coal Gasification Production and Distribution of Radioisotopes at Oak Ridge National Laboratory Raney^® Nickel: A Life-Changing Catalyst
Texas	Discovery of Fullerenes Sohio Acrylonitrile Process
Utah	There are currently no Landmarks in this state. Take action and nominate.
Vermont	There are currently no Landmarks in this state. Take action and nominate.
Virginia	Chemistry at Jamestown
Washington	There are currently no Landmarks in this state. Take action and nominate.
West Virginia	Birth of the Petrochemical Industry
Wisconsin	The Invention of Warfarin
Wyoming	There are currently no Landmarks in this state. Take action and nominate.

International Landmarks are listed alphabetically by country.

Country	Landmark
Canada	Discovery of the Commercial Processes for Making Calcium Carbide and Acetylene Neil Bartlett and the Reactive Noble Gases
France	Antoine-Laurent Lavoisier: The Chemical Revolution
Germany	Foundations of Polymer Science: Hermann Staudinger and Macromolecules
Hungary	Albert Szent-Györgyi and the Discovery of Vitamin C
India	C.V. Raman: The Raman Effect
Mexico	Marker Degradation: and Creation of the Mexican Steroid Hormone Industry 1938–1945
United Kingdom	Discovery and Development of Penicillin Joseph Priestley: Discoverer of Oxygen Tagamet: Discovery of Histamine H2-Receptor Antagonists

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