GSO ISO 4629-2:2021
ISO 4629-2:2016
Gulf Standard
Current Edition
·
Approved on
01 July 2021
Binders for paints and varnishes — Determination of hydroxyl value — Part 2: Titrimetric method using a catalyst
GSO ISO 4629-2:2021 Files
English
6 Pages
Current Edition
Reference Language
18.78 OMR
GSO ISO 4629-2:2021 Scope
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.
Best Sellers From Chemical and Textile Sector
GSO 1943:2024
Gulf Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products
OS GSO 575:2016
GSO 575:2016
Omani Standard
Facial tissue - paper
GSO 575:2016
Gulf Standard
Facial tissue - paper
GSO 151:2022
Gulf Standard
Synthetic Detergents –Household Synthetic Detergents Powder
Recently Published from Chemical and Textile Sector
GSO ISO 18692-1:2024
ISO 18692-1:2018
Gulf Standard
Fibre ropes for offshore stationkeeping
— Part 1: General specification
GSO ASTM F791:2024
ASTM F791:18(2023)
Gulf Standard
Standard Test Method for Stress Crazing of Transparent Plastics
GSO ISO 19408:2024
ISO 19408:2023
Gulf Standard
Footwear
— Sizing
— Vocabulary
GSO ISO 1407:2024
ISO 1407:2023
Gulf Standard
Rubber
— Determination of solvent extract