Standard No.:	GB/T 5758-2023
English Name:	Determination for particle size,effective size and uniformity coefficient of ion exchange resins
Chinese Name:	离子交换树脂粒度、有效粒径和均一系数的测定方法
Chinese Classification:	G31    Basic standards and general methods for synthetic resin and plastic
Professional Classification:	GB    National Standard
ICS Classification:	83.080.20 83.080.20    Thermoplastic materials 83.080.20
Source Content Issued by:	SAMR; SAC
Issued on:	2023-08-06
Implemented on:	2024-3-1
Status:	valid
Superseding:	GB/T 5758-2001 Determination for particle size range, effective size and uniformity coefficient of ion exchange resine
Target Language:	English
File Format:	PDF
Word Count:	8500 words
Translation Price(USD):	255.0
Delivery:	via email in 1~3 business day

本文件描述了离子交换树脂范围粒度、上限粒度、下限粒度、有效粒径、平均粒径和均一系数的测定方法。
方法一中的湿态筛分法适用于湿真密度大于1 g/mL的球状离子交换树脂范围粒度、上限粒度、下限粒度、有效粒径、平均粒径和均一系数的测定；
干态筛分法适用于湿真密度小于等于1 g/mL的球状离子交换树脂范围粒度、上限粒度和下限粒度的测定。
方法二适用于粒径范围在0.1 μm~3 000 μm的粉状或颗粒状离子交换树脂范围粒度、上限粒度、下限粒度、有效粒径、平均粒径和均一系数的测定。