07.120 标准查询与下载



共找到 81 条与 相关的标准,共 6

IEC TS 62607-3-2:2017(E) specifies a method for determining the mass of a sample of QD dispersion after the removal of impurities and surfactant ligands through heating at high temperatures.

Nanomanufacturing - Key control characteristics - Part 3-2: Luminescent nanoparticles - Determination of mass of quantum dot dispersion

ICS
07.120
CCS
发布
2021-07-01
实施

ISO/TR 16837:2016 provides an overview of available methods and procedures for the development of occupational exposure limits (OELs) and occupational exposure bands (OEBs) for manufactured nano-objects and their aggregates and agglomerates (NOAAs) for use in occupational health risk management decision-making.

Nanotechnologies — Overview of available frameworks for the development of occupational exposure limits and bands for nano-objects and their aggregates and agglomerates (NOAAs)

ICS
07.120
CCS
发布
2021-07-01
实施

ISO/TS 19590:2017 specifies a method for the detection of nanoparticles in aqueous suspensions and characterization of the particle number and particle mass concentration and the number-based size distribution using ICP-MS in a time-resolved mode to determine the mass of individual nanoparticles and ionic concentrations. The method is applicable for the determination of the size of inorganic nanoparticles (e.g. metal and metal oxides like Au, Ag, TiO2, BVO4, etc.), with size ranges of 10 nm to 100 nm (and larger particles up to 1 000 nm to 2 000 nm) in aqueous suspensions. Metal compounds other than oxides (e.g. sulfides, etc.), metal composites or coated particles with a metal core can be determined if the chemical composition and density are known. Particle number concentrations that can be determined in aqueous suspensions range from 106 particles/L to 109 particles/L which corresponds to mass concentrations in the range of approximately 1 ng/L to 1 000 ng/L (for 60 nm Au particles). Actual numbers depend on the type of mass spectrometer used and the type of nanoparticle analysed. In addition to the particle concentrations, ionic concentrations in the suspension can also be determined. Limits of detection are comparable with standard ICP-MS measurements. Note that nanoparticles with sizes smaller than the particle size detection limit of the spICP-MS method may be quantified as ionic. The method proposed in this document is not applicable for the detection and characterization of organic or carbon-based nanoparticles like encapsulates, fullerenes and carbon nanotubes (CNT). In addition, it is not applicable for elements other than carbon and that are difficult to determine with ICP-MS. Reference [5] gives an overview of elements that can be detected and the minimum particle sizes that can be determined with spICP-MS.

Nanotechnologies — Size distribution and concentration of inorganic nanoparticles in aqueous media via single particle inductively coupled plasma mass spectrometry

ICS
07.120
CCS
发布
2021-07-01
实施

IEC TS 62607-6-4:2016(E) establishes a method for determining the surface conductance of two-dimensional (2D) single-layer or multi-layer atomically thin nano-carbon graphene structures. These are synthesized by chemical vapour deposition (CVD), epitaxial growth on silicon carbide (SiC), obtained from reduced graphene oxide (rGO) or mechanically exfoliated from graphite. The measurements are made in an air filled standard R100 rectangular waveguide configuration, at one of the resonant frequency modes, typically at 7 GHz. Surface conductance measurement by resonant cavity involves monitoring the resonant frequency shift and change in the quality factor before and after insertion of the specimen into the cavity in a quantitative correlation with the specimen surface area. This measurement does not explicitly depend on the thickness of the nano-carbon layer. The thickness of the specimen does not need to be known, but it is assumed that the lateral dimension is uniform over the specimen area.

Nanomanufacturing - Key control characteristics - Part 6-4: Graphene - Surface conductance measurement using resonant cavity

ICS
07.120
CCS
发布
2021-07-01
实施

ISO/TR 19716:2016 reviews commonly used methods for the characterization of cellulose nanocrystals (CNCs), including sample preparation, measurement methods and data analysis. Selected measurands for characterization of CNCs for commercial production and applications are covered. These include CNC composition, morphology and surface characteristics.

Nanotechnologies — Characterization of cellulose nanocrystals

ICS
07.120
CCS
发布
2021-07-01
实施

ISO/TR 17302:2015 will not attempt a formal, comprehensive definition of "nanomedicine". Instead, it will provide a taxonomic framework for the development of vocabulary for clinical applications of nanotechnologies in human healthcare. While it is understood that the origins of nanotechnologies for healthcare applications emerge from pre-clinical and translational research, the interest of this Technical Report is to determine where these technologies will impact the clinical value chain and the practice of medicine. ISO/TR 17302:2015 is intended to facilitate communications between developers and users of nanotechnologies, deliverers and users of medicine including the pharmaceutical, research and medical communities, regulatory professionals, and additional organizations and individuals who might interact with these groups, including biotechnology, diagnostic, and medical device companies, the life sciences, patent attorneys and patent offices, institutional review boards, ethics review boards, and accreditation organizations.

Nanotechnologies — Framework for identifying vocabulary development for nanotechnology applications in human healthcare

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07.120
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发布
2021-07-01
实施

ISO/TR 18196:2016 provides a matrix that guides users to commercially available techniques relevant to the measurements of common physiochemical parameters for nano-objects. Some techniques are also applicable to nanostructured materials.

Nanotechnologies — Measurement technique matrix for the characterization of nano-objects

ICS
07.120
CCS
发布
2021-07-01
实施

ISO/TS 13830:2013 provides guidance on the content of voluntary labels for consumer products containing manufactured nano-objects.

Nanotechnologies — Guidance on voluntary labelling for consumer products containing manufactured nano-objects

ICS
07.120
CCS
发布
2021-07-01
实施

IEC TS 62607-4-4:2016(E), which is a Technical Specification, provides a measurement method for thermal runaway quality level test for nano-enabled energy storage devices. This method uses comparative measurement to enable a manufacturer to decide whether or not the nanomaterial additives used in energy storage devices are resilient against the thermal runaway caused by a faulty or accidental low resistance connection between two or several internal points depending on the number of stacking electrode layers of the test sample. The nanomaterial additives may mix with the materials of positive and negative electrodes, electrolyte, coated on electrodes or separator. This document includes definitions of terminology, test sample, puncture nail requirements, test procedures, data analysis and methods of interpretation of results and a case study. This document does not apply directly to the safety testing for energy storage device products due to complex safety design schemes embedded in these products.

Nanomanufacturing - Key control characteristics - Part 4-4: Nano-enabled electrical energy storage - Thermal characterization of nanomaterials, nail penetration method

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07.120
CCS
发布
2021-07-01
实施

ISO/TR 16196:2016 provides guidance regarding the preparation of nanomaterials for eco- and bio- toxicological testing. It provides guidance regarding factors pertaining to sample preparation and dose determination that might be useful in toxicological, including ecotoxicological, testing of engineered and manufactured nanoscale materials. The descriptions of sample preparation method factors for both in vitro and in vivo toxicological testing of engineered and manufactured nanoscale materials include considerations about physico-chemical properties, media, methods for transformation and accumulation studies, health effects and dosimetry. The document is not intended to be a literature review nor a thorough assessment of the quality of the methods or data generated. The document is intended to complement other international efforts. The focus of this document is on factors that might lead to results that are not relevant to safety evaluations. When featured, referenced methods are considered for their general interest and potential applicability. It is likely that most of the described methods are not generally applicable to all nanomaterials but they do demonstrate important factors and limitations that are common for a variety of nanomaterials.

Nanotechnologies — Compilation and description of sample preparation and dosing methods for engineered and manufactured nanomaterials

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07.120
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发布
2021-07-01
实施

ISO/TS 19337:2016 describes characteristics of working suspensions of nano-objects to be considered when conducting in vitro assays to evaluate inherent nano-object toxicity. In addition, this Technical Specification identifies applicable measurement methods for these characteristics. This Technical Specification is applicable to nano-objects, and their aggregates and agglomerates greater than 100 nm. NOTE This Technical Specification intends to help clarify whether observed toxic effects come from tested nano-objects themselves or from other uncontrolled sources.

Nanotechnologies — Characteristics of working suspensions of nano-objects for in vitro assays to evaluate inherent nano-object toxicity

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07.120
CCS
发布
2021-07-01
实施

ISO/TS 19006:2016 describes how to test and evaluate results obtained from in vitro ROS generation in RAW 264.7 macrophage cells exposed to nano-objects, nanoparticles, their aggregates and agglomerates using the CM-H2DCFDA assay. The protocol in ISO/TS 19006:2016 is limited to use of a 24 well plate so if other plates were to be used, volumes would need to be adjusted and the protocol steps validated to ensure confidence in the test results.

Nanotechnologies — 5-(and 6)-Chloromethyl-2’,7’ Dichloro-dihydrofluorescein diacetate (CM-H2DCF-DA) assay for evaluating nanoparticle-induced intracellular reactive oxygen species (ROS) production in RAW 264.7 macrophage cell line

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07.120
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发布
2021-07-01
实施

IEC TS 62607-4-2:2016(E), which is a Technical Specification, provides a standardized method for the determination of the density of cathode nanomaterials in powder form used for electrical energy storage devices. This method provides users with a key control characteristic to decide whether or not a cathode nanomaterial is usable, or suitable for their application. This document includes definitions of terminology used in this document, recommendations for sample preparation, outlines of the experimental procedures used to measure cathode nanomaterial properties, methods of interpretation of results and discussion of data analysis, case studies, and references.

Nanomanufacturing - Key control characteristics - Part 4-2: Nano-enabled electrical energy storage - Physical characterization of cathode nanomaterials, density measurement

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07.120
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发布
2021-07-01
实施

IEC TS 80004-9: 2017(E) specifies terms and definitions for electrotechnical products and systems reliant on nanomaterials for their essential functionalities. It is intended to facilitate communications between organizations and individuals in industry and those who interact with them.

Nanotechnologies - Vocabulary - Part 9: Nano-enabled electrotechnical products and systems

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07.120
CCS
发布
2021-07-01
实施

What is ISO 17200 about?    ISO 17200 discusses nanoparticles in powder form for nanotechnology. ISO 17200 outlines characteristics to be measured of a sample of engineered nanoparticles in powder form to determine the size, the chemical content, and the surface area of the nanoparticle. ISO 17200 also specifies measurement methods for determining each of the characteristics.   ISO 17200 is intended to facilitate communication among consumers, regulators, and industries with the necessary characteristics.   Note: ISO 17200 excludes characteristics that pertain to specific industrial applications of nanoparticles in powder form and detailed measurement protocols, as well as characteristics related to health, safety, and environmental issues.  Who is ISO 17200 for?   ISO 17200 on

Nanotechnology. Nanoparticles in powder form. Characteristics and measurements

ICS
07.120
CCS
发布
2020-09-30
实施
2020-09-30

This document specifies the fundamental characteristics to be measured of a sample of engineered nanoparticles in powder form to determine the size, the chemical content and the surface area. This document also specifies measurement methods for determining each of the characteristics. It is intended to facilitate communication among consumers, regulators and industries with the necessary characteristics. It excludes characteristics that pertain to specific industrial applications of nanoparticles in powder form and detailed measurement protocols, as well as characteristics related to health, safety and environmental issues.

Nanotechnology - Nanoparticles in powder form - Characteristics and measurements (ISO 17200:2020)

ICS
07.120
CCS
发布
2020-09-23
实施
2020-12-31

What is ISO 21363 about?    ISO 21363 discusses measurements of particle size and shape distributions by transmission electron microscopy for nanotechnologies. ISO 21363 outlines how to capture, measure and analyse transmission electron microscopy images to obtain particle size and shape distributions in the nanoscale.   ISO 21363 broadly is applicable to nano-objects as well as to particles with sizes larger than   100 nm. The exact working range of the method depends on the required uncertainty and on the performance of the transmission electron microscope. These elements can be evaluated according to the requirements described in this document.

Nanotechnologies. Measurements of particle size and shape distributions by transmission electron microscopy

ICS
07.120
CCS
发布
2020-07-31
实施
2020-07-31

What is ISO 20814 – Testing the p hotocatalytic activity of nanoparticles for NADH oxidation about? ISO 20814 discusses nanotechnologies. ISO 20814 is an international standard for testing the photocatalytic activity of nanoparticles in nanotechnologies. ISO 20814 outlines a method for the measurement of the photocatalytic activity (PCA) of nanoparticles (NPs), suspended in an aqueous environment in physiologically relevant conditions, by measuring the ultraviolet (UV)-induced nicotine adenine dinucleotide hydrate (NADH) oxidation. The measurement is intended to assess the potential for the photo-toxicity of nanomaterials. The method under ISO 20814 also applies to NP aggregates and agglomerates. Who is ISO 20814 – Testing the p hotocatalytic activity of nanoparticles for NADH oxidation for? ISO 20814 on testing the photocatalytic activity of nanoparticles for NADH oxidation is useful for: Medical laboratories Test centers for Nanotechnology Wh...

Nanotechnologies. Testing the photocatalytic activity of nanoparticles for NADH oxidation

ICS
07.120
CCS
发布
2019-12-31
实施
2019-12-31

This document provides guidelines for application of Life Cycle Assessments (LCA) of specific relevance to manufactured nanomaterials (MNMs), including their use in other products, according to EN ISO 14044:2006. It does not cover incidental nanomaterials.

Nanotechnologies - Guidelines for Life Cycle Assessment - Application of EN ISO 14044:2006 to Manufactured Nanomaterials

ICS
07.120
CCS
发布
2018-12-05
实施
2019-03-31

This IEC Technical Specification specifies the method for determining the mass of a sample of QD dispersion after the removal of impurities and surfactant ligands through heating at high temperatures.

Nanomanufacturing - Key control characteristics - Part 3-2: Luminescent nanoparticles - Determination of mass of quantum dot dispersion (IEC/TS 62607-3-2:2017)

ICS
07.120
CCS
A42
发布
2018-09-00
实施



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