GSO ISO 535:2024

ISO 535:2023
Gulf Standard   Current Edition · Approved on 14 October 2024

Paper and board — Determination of water absorptiveness — Cobb method

GSO ISO 535:2024 Files

GSO ISO 535:2024 Scope

This document specifies a method for determining the water absorptiveness of paper and board, including corrugated fibreboard, under standard conditions.

This document is not applicable for paper of grammage less than 50 g/m2 or embossed paper. It is not applicable for porous papers such as newsprint or papers such as blotting paper or other papers having a relatively high-water absorptiveness for which ISO 8787 is more suitable.

Best Sellers From Chemical and Textile Sector

GSO 1943:2024
 
Gulf Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products
GSO 2528:2024
 
Gulf Technical Regulation
Cosmetic products – Technical Regulation of Cosmetic and Personal Care Products Claims
GSO 151:2022
 
Gulf Standard
Synthetic Detergents –Household Synthetic Detergents Powder
GSO 2555:2021
 
Gulf Technical Regulation
General Safety Requirements of Household Detergents

Recently Published from Chemical and Textile Sector

GSO ISO 456:1994
ISO 456:1973 
Gulf Standard
Surface active agents: Analysis of soaps - Determination of free caustic alkali
GSO ISO 1139:1994
ISO 1139:1973 
Gulf Standard
Textile -designation of yarns.
GSO ISO 23407:2025
ISO 23407:2021 
Gulf Standard
Protective gloves against thermal risks (heat and/or fire)
GSO ISO 21420:2025
ISO 21420:2020 
Gulf Standard
Protective gloves — General requirements and test methods