Standard No.:	GB/T 35099-2018
English Name:	Microbeam analysis—Scanning electron microscopy with energy dispersive X-ray spectrometry—Morphology and element analysis of single fine particles in ambient air
Chinese Name:	微束分析　扫描电镜-能谱法　大气细粒子单颗粒形貌与元素分析
Chinese Classification:	G04    Basic standards and general methods
Professional Classification:	GB    National Standard
ICS Classification:	71.040.40 71.040.40    Chemical analysis 71.040.40
Source Content Issued by:	SAMR; SAC
Issued on:	2018-05-14
Implemented on:	2019-4-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	8500 words
Translation Price(USD):	250.0
Delivery:	via email in 1~3 business day

本标准规定了利用扫描电子显微镜(SEM)及能谱仪(EDS)观测环境空气中细粒子单颗粒形貌、定性分析元素，对环境空气颗粒物进行分类的方法。扫描电镜用于颗粒物的形貌观察和粒径测量，X射线能谱仪用于颗粒物主要元素定性分析。
本标准适用于在电子束轰击下稳定的颗粒物分析，不适用于硝酸盐、铵盐等热不稳定的颗粒物分析。