The International Organization for Standardization (ISO) has published standard ISO/TS 21236-1:2019, “Nanotechnologies — Clay nanomaterials — Part 1:  Specification of characteristics and measurement methods for layered clay nanomaterials.”  The standard specifies characteristics to be measured of layered clay nanomaterials in powder form and chemically modified ones and describes their relevant measurement methods.  According

The International Organization for Standardization (ISO) has published standard ISO/TS 20660:2019, “Nanotechnologies — Antibacterial silver nanoparticles — Specification of characteristics and measurement methods.”  The standard provides guidance for the specification of characteristics and relevant measurement methods for silver nanoparticles in powder or colloidal forms that are intended for antibacterial applications in nanotechnology.  ISO

The International Organization for Standardization (ISO) has published standard ISO/TS 21361:2019, “Nanotechnologies — Method to quantify air concentrations of carbon black and amorphous silica in the nanoparticle size range in a mixed dust manufacturing environment.”  The standard provides guidelines to quantify and identify particles of carbon black and/or amorphous silica in air samples

The International Organization for Standardization (ISO) has published standard ISO/TR 19733:2019, “Nanotechnologies — Matrix of properties and measurement techniques for graphene and related two-dimensional (2D) materials.”  ISO states that since graphene was discovered in 2004, it has become one of the most attractive materials in application research and device industry due to its

The International Organization for Standardization (ISO) has published standard ISO/TR 21386, “Nanotechnologies — Considerations for the measurement of nano-objects and their aggregates and agglomerates (NOAA) in environmental matrices.”  The standard provides some considerations for the collection of environmental samples to be analyzed for manufactured NOAA, considerations to distinguish manufactured NOAA from background levels

In December 2018, the International Standardization Organization (ISO) published standard SO/TS 16195:2018, “Nanotechnologies — Specification for developing representative test materials consisting of nano-objects in dry powder form.”  The standard specifies development of representative test materials consisting of nano-objects in dry powder form to enable test method development and improve comparability of data for

On December 7, 2018, the Occupational Cancer Research Center (OCRC) held a seminar on “Perspectives on Mitigating Exposures to Engineered Nanomaterials in the Workplace.”  The seminar was part of the Occupational and Environmental Health seminar series supported by the Dalla Lana School of Public Health, Public Health Ontario, OCRC, and the Center for

In June 2018, the International Standardization Organization (ISO) published standard ISO/TS 21362:2018, “Nanotechnologies — Analysis of nano-objects using asymmetrical-flow and centrifugal field-flow fractionation.”  The document identifies parameters and conditions, as part of an integrated measurement system, necessary to develop and validate methods for the application of asymmetrical-flow and centrifugal field-flow fractionation to the

In April 2018, the International Standardization Organization (ISO) published standard ISO 19007:2018, “Nanotechnologies — In vitro MTS assay for measuring the cytotoxic effect of nanoparticles.”  The standard specifies a method for evaluating the effects of nano-objects and their aggregates and agglomerates on cellular viability using the MTS assay.  The assay design includes performance

The Organization for Economic Cooperation and Development (OECD) has published a March 23, 2018, report entitled Evaluation of in vitro methods for human hazard assessment applied in the OECD Testing Programme for the Safety of Manufactured Nanomaterials.  The Testing Program for the Testing of Manufactured Nanomaterials tested 11 manufactured nanomaterials to generate information, including