GSO ISO 4629-2:2021

Binders for paints and varnishes — Determination of hydroxyl value — Part 2: Titrimetric method using a catalyst

GSO ISO 4629-2:2021 发布历史

GSO ISO 4629-2:2021由GSO 发布于 2021-07-01。

GSO ISO 4629-2:2021在国际标准分类中归属于: 87.060.20 涂料粘合剂。

GSO ISO 4629-2:2021 的最新版本是哪一版？

最新版本是 GSO ISO 4629-2:2021 。

GSO ISO 4629-2:2021的历代版本如下：

• 2021年 GSO ISO 4629-2:2021

ISO 4629-2:2016 specifies a titrimetric method for determining the hydroxyl value of resins, binders for paints and varnishes, primary alcohols, glycols and fats. Whether it can be applied for hydro carboxylic acids, phenolic hydroxyl groups, polyols such as trimethyl propane and substances containing aromatic groups have been activated for Friedel-Crafts acylation shall be decided on case-to-case basis. Under the right conditions, the method is also applicable for determining the hydroxyl value of castor oil and its derivatives.

标准号

GSO ISO 4629-2:2021

发布

2021年

发布单位

GSO

当前最新

GSO ISO 4629-2:2021

 

 

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