ISO 12744:2025
International Standard
Current Edition
·
Approved on
10 March 2025
Copper, lead, zinc and nickel concentrates — Experimental methods for checking the precision of sampling
ISO 12744:2025 Files
English
16 Pages
Current Edition
USD
127.83
ISO 12744:2025 Scope
This document specifies methods for checking the precision of primary sampling, sample processing, chemical analysis, physical testing and determination of moisture content of copper, lead, zinc and nickel concentrates being carried out in accordance with the methods specified in ISO 12743, expressed in terms of standard deviations.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates
YSMO GSO 150-2:2020
GSO 150-2:2013
Yemeni Technical Regulation
Expiration dates for food products - Part 2 :
Voluntary expiration dates
GSO 9:2022
Gulf Technical Regulation
Labeling of prepackaged food stuffs
YSMO GSO 2055-1:2020
GSO 2055-1:2015
Yemeni Standard
HALAL FOOD - Part 1 : General Requirements
Recently Published
IEC 81346-14:2026
International Standard
Industrial systems, installations and equipment and industrial products — Structuring principles and reference designations — Part 14: Manufacturing and processing systems
ISO 10583:2026
International Standard
Aerospace fluid systems — Test methods for fitting on tube assemblies
ISO 18379-1:2026
International Standard
Railway infrastructure — Ballastless track — Part 1: General requirements
ISO 8810:2026
International Standard
Plastics — Determination of residual peroxide — Gas chromatography method