Standard No.:	GB/T 35097-2018
English Name:	Microbeam analysis—Scanning electron microscopy with energy dispersive X-ray spectrosmetry—Determination of numberical concentration of inorganic fibrous particles in ambient air
Chinese Name:	微束分析 扫描电镜-能谱法 环境空气中石棉等无机纤维状颗粒计数浓度的测定
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
Issued by:	SAMR; SAC
Issued on:	2018-05-14
Implemented on:	2019-4-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	12500 words
Price(USD):	370.00
Delivery:	via email in 1~5 business day

本标准规定了利用扫描电镜测量环境空气中石棉等无机纤维状颗粒计数浓度的方法。此方法同时利用X射线能谱分析技术（EDX）分析纤维状颗粒的元素组成，并根据此数据区分石棉纤维、硫酸钙纤维和其他无机纤维。
本方法适用于环境空气中石棉等无机纤维状颗粒计数浓度的测定，也适用于建筑物内空气中石棉等无机纤维状颗粒计数浓度的检测。例如含石棉建筑材料拆除更换后，空气中残留石棉纤维状颗粒浓度的测定。