ISO 21490:2022 橡胶和橡胶制品 用高效液相色谱法（HPLC）测定2 巯基苯并噻唑含量

标准编号：ISO 21490:2022

中文名称：橡胶和橡胶制品 用高效液相色谱法（HPLC）测定2 巯基苯并噻唑含量

英文名称：Rubber and rubber products — Determination of 2-mercaptobenzothiazole content by high performance liquid chromatography (HPLC)

发布日期：2022-01

标准范围

本文件规定了通过高效液相色谱法（HPLC）测定橡胶和橡胶制品中2-巯基苯并噻唑含量的定量试验方法。本文件提供了一种定量测定橡胶制品中2-巯基苯并噻唑的方法，以便更好地选择固化条件。本文件提供了一种使用化学测量方法跟踪硫化橡胶和基于硫和苯并噻唑的促进剂的方法，该方法是对经典流变仪技术的补充。

This document specifies a quantitative test method to determine the 2-mercaptobenzothiazole content in rubber and rubber products by high performance liquid chromatography (HPLC).This document delivers a method for quantifying 2-mercaptobenzothiazole in rubber products for a better selection of curing conditions.This document provides a method to follow the curing of rubber with sulfur- and benzothiazole-based accelerators using a chemical measurement which is complementary to the classical rheometric technique.

标准预览图