JC/T 2190-2013 in English

本标准规定了建筑干混砂浆用纤维素醚的术语和定义、分类、代号和标记、要求、试验方法、检验规则、标志、包装、运输和贮存、产品随行文件。
本标准适用于以水泥为主要胶凝材料的建筑干混砂浆中所用的纤维素醚，包括甲基纤维素醚、羟乙基纤维素醚、羟丙基甲基纤维素醚和羟乙基甲基纤维素醚。建筑干混砂浆用其他纤维素醚、湿拌砂浆及其他干混砂浆用纤维素醚可以参照本标准。

Scope

This standard specifies the terms and definitions, classification, codes and markings, requirements, test methods, inspection rules and signs, packaging, transportation and storage, product accompanying documents, etc. of cellulose ethers used in building dry-mix mortar. This standard is applicable to cement-based Cellulose ethers used in construction dry-mixed mortar as the main cementing material, including methyl cellulose ether, hydroxyethyl cellulose ether, hydroxypropyl methyl cellulose ether and hydroxyethyl methyl cellulose ether, construction Other cellulose ethers used in dry-mixed mortars, cellulose ethers used in wet-mixed mortars and other dry-mixed mortars may refer to this standard,