GSO ISO 5997:2017
ISO 5997:1984
Gulf Standard
Current Edition
·
Approved on
03 October 2017
Chromium ores and concentrates -- Determination of silicon content -- Molecular absorption spectrometric method and gravimetric method
GSO ISO 5997:2017 Files
English
5 Pages
Current Edition
Reference Language
20.82 OMR
GSO ISO 5997:2017 Scope
This International Standard specifies the following methods for the determination of the silicon content of chromium ores and concentrates :
— method A : molecular absorption spectrometric method, applicable to products having silicon contents from 0,05 to 0,5 % (m/m);
— method B : gravimetric method, applicable to pro-ducts having silicon contents from 0,5 to 15 % (m/m).
This International Standard should be read in conjunction with ISO 6629.
Best Sellers From Chemical and Textile Sector
GSO 1943:2024
Gulf Technical Regulation
Cosmetic Products – Safety Requirements of Cosmetics and Personal Care Products
GSO 151:2022
Gulf Standard
Synthetic Detergents –Household Synthetic Detergents Powder
GSO 2555:2021
Gulf Technical Regulation
General Safety Requirements of Household Detergents
OS GSO 575:2016
GSO 575:2016
Omani Standard
Facial tissue - paper
Recently Published from Chemical and Textile Sector
OS 1654:2025
Omani Standard
Cosmetics - Henna Paste for Adornment
GSO 1240:2002
Gulf Standard
Methods of test for sulphur determination of carbonate content
GSO 1226:2002
Gulf Standard
Methods of testing liquid foam concentrates for fire extinguishing .
GSO 140:1991
Gulf Standard
METHODS OF TESTING
RUBBER HOSES FOR HOUSEHOLD APPLIANCES
USING LIQUEFIED PETROLEUM GASES