ISO 19749:2021

недоступно на русском языке

Опубликовано (Версия 1, 2021)

ISO 19749:2021

CHF 194

Пересчитать швейцарские франки (CHF) в ваша валюта

Тезис

This document specifies methods of determining nanoparticle size and shape distributions by acquiring and evaluating scanning electron microscope images and by obtaining and reporting accurate results.

NOTE 1 This document applies to particles with a lower size limit that depends on the required uncertainty and on the suitable performance of the SEM, which is to be proven first -according to the requirements described in this document.

NOTE 2 This document applies also to SEM-based size and shape measurements of larger than nanoscale particles.

Общая информация

Текущий статус
: Опубликовано

Дата публикации
: 2021-07

Этап
: Опубликование международного стандарта [60.60]
Версия
: 1
Технический комитет :
ISO/TC 229

ICS :
07.120
RSS обновления