On June 11, 2024, the U.S. Environmental Protection Agency (EPA) published proposed significant new use rules (SNUR) for certain chemical substances that were the subject of premanufacture notices (PMN) and are also subject...more
On December 18, 2023, the U.S. Environmental Protection Agency (EPA) issued final significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for a number of chemical substances that were the subject of...more
The European Union (EU) Observatory for Nanomaterials (EUON) has posted two Nanopinions: “Seeing is believing,” posted on April 11, 2023, by Dr. Chandima Bulumulla, Postdoctoral Fellow at the Janelia Research Campus of...more
On October 31, 2022, the U.S. Environmental Protection Agency (EPA) proposed significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for a number of chemical substances that were the subject of...more
According to a September 29, 2022, press release, the Japan Business Council in Europe (JBCE) has proposed a harmonization of the classification of multi-walled carbon nanotubes (MWCNT) “based on the latest knowledge on the...more
On September 29, 2022, the U.S. Environmental Protection Agency (EPA) issued final significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for certain chemical substances that were the subject of...more
The International Organization for Standardization (ISO) recently published ISO/TR 23463:2022, “Nanotechnologies — Characterization of carbon nanotube and carbon nanofibre aerosols to be used in inhalation toxicity tests.”...more
On January 18, 2022, the European Union (EU) Observatory for Nanomaterials (EUON) published a Nanopinion entitled “What does ‘Graphene’ really look like and why is it not ‘carbon nanotubes’” by Dr. Alberto Bianco, Dr....more
On November 24, 2021, the U.S. Environmental Protection Agency (EPA) proposed significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for a number of chemical substances that were the subject of...more
On August 18, 2021, the U.S. Environmental Protection Agency (EPA) issued several significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for chemical substances that were the subject of premanufacture...more
As reported in our January 4, 2021, blog item, the American Conference of Governmental Industrial Hygienists (ACGIH®) Threshold Limit Values for Chemical Substances (TLV®-CS) Committee included carbon nanotubes on its 2021...more
The European Chemicals Agency (ECHA) has begun a public consultation on a harmonized classification and labeling (CLH) proposal for multi-walled carbon tubes (synthetic graphite in tubular shape) with a geometric tube...more
On January 5, 2021, the National Institute for Occupational Safety and Health (NIOSH) posted a Science Blog item entitled “Understanding the Broad Class of Carbon Nanotubes and Nanofibers (CNT/F) Used or Produced in U.S....more
The American Conference of Governmental Industrial Hygienists (ACGIH®) Threshold Limit Values for Chemical Substances (TLV®-CS) Committee has included carbon nanotubes on its 2021 list of chemical substances and other issues...more
According to the Toxics Use Reduction Institute’s (TURI) website, the Toxics Use Reduction Act (TURA) Program in Massachusetts has received a petition to list carbon nanotubes (both single-walled and multi-walled) and carbon...more
On September 17, 2020, the U.S. Environmental Protection Agency (EPA) published final significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for chemical substances that were the subject of...more
As reported in our February 5, 2020, blog item, the American Conference of Governmental Industrial Hygienists (ACGIH®) Threshold Limit Values for Chemical Substances (TLV®-CS) Committee included carbon nanotubes on its 2020...more
On June 30, 2020, from 9:00 a.m.-10:30 a.m. (EDT), the European Union (EU) NanoSafety Cluster will hold a webinar on “Immune response from occupational exposure to CNTs and nanofibres.” The following speakers will discuss...more
On May 4, 2020, the U.S. Environmental Protection Agency (EPA) published proposed significant new use rules (SNUR) under the Toxic Substances Control Act (TSCA) for chemical substances that were the subject of premanufacture...more
On April 7, 2020, the European Union (EU) Observatory for Nanomaterials (EUON) published a Nanopinion entitled “Carbon Nanotubes — First nanomaterial of high concern on the SIN List.” As reported in our November 27, 2019,...more
The International Organization for Standardization (ISO) has published standard ISO/TS 11308:2020, “Nanotechnologies — Characterization of carbon nanotube samples using thermogravimetric analysis.” The standard provides...more
The U.S. Environmental Protection Agency published a proposed rule on April 1, 2020, that would amend the significant new use rules (SNUR) for certain chemical substances that were the subject of a premanufacture notice (PMN)...more
The International Organization for Standardization (ISO) has published standard ISO/TS 19808:2020, “Nanotechnologies — Carbon nanotube suspensions — Specification of characteristics and measurement methods.”...more
The American Conference of Governmental Industrial Hygienists (ACGIH®) Threshold Limit Values for Chemical Substances (TLV®-CS) Committee has included carbon nanotubes on its 2020 list of chemical substances and other issues...more
On December 5, 2019, the National Toxicology Program (NTP) announced that the NTP Technical Report on the Toxicity Studies of 1020 Long Multiwalled Carbon Nanotubes Administered by Inhalation to Sprague Dawley (Hsd:Sprague...more