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This document specifies a potentiometric titration procedure for the determination of total, active and effective alkali in white and green liquors obtained and used in the kraft or sulphate pulping process. This document is not applicable for the analysis of liquors such as oxidized white liquors which contain significant amounts of polysulphides. The method given in this document is not…

This document describes a procedure for the determination of sulphide, i.e. the hydrosulphide ion concentration, in white, oxidized white and green liquors, as well as in black liquor having a dry matter content up to 40 %. The determination also includes the sulphide part of any polysulphide present in the solution.

This document specifies test method to determine the resistance to wind load of completely assembled windows and pedestrian door sets of any materials when exposed to positive or negative test pressures. This test method is designed to take account of conditions in use, when the window or door set is installed in accordance with the manufacture's specification and the requirements of…

This document: —    specifies the general safety requirements for secondary steelmaking machinery and equipment (SSME) as defined in 3.1 to treat liquid steel; —    deals with all significant hazards, hazardous situations and events pertinent to SSME, when used as intended and under conditions foreseen by the manufacturer, but also includes foreseeable misuse, faults and malfunctions; —   …

This document specifies types, dimensions, tests and other technical requirements for combined rigging used for deep-sea mooring (hereinafter referred to as “combined rigging”). This document is applicable to the combined rigging consisting of high modulus polyethylene (HMPE) fibre ropes, mooring chains, and shackles used for mooring and positioning offshore structures with depths of 1 000 m to 5…

This document establishes a system for the transliteration of the Arabic characters (often called Perso-Arabic script) used to write in the Persian language into Latin characters. This modification of the stringent rules established by ISO 233:1984 is specifically intended to facilitate the processing of bibliographic information (e.g. catalogues, indices, citations, etc.).

This document specifies the cooling efficiency ratio (CER) as a key performance indicator (KPI) for quantifying the efficient use of energy to control the temperature of spaces within a data centre (DC). This document: a) defines the CER of a DC; b) describes the relationship of this KPI to a DC’s infrastructure, information technology equipment and information technology operations; c)…

IEC 60794-2-10:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 60794-2-10:2023 covers simplex and duplex optical fibre cables for indoor use. The requirements of IEC 60794-2…

This document establishes a set of basic writing rules, called “basic principles and methodology for stylistic guidelines (BSG)”, for writing in English that can be applied to other languages, facilitating communication in each language and from a language to other languages. It includes conceptual writing rules as well as specific grammar ones. This document is designed to facilitate written…

This document specifies the SAE J1939-based application layer, the payload of messages, and parameter groups for electronically controlled braking systems, including anti-lock braking systems (ABS), vehicle dynamics control systems (VDC), and running gears equipment, to ensure the interchange of digital information between road vehicles with a maximum authorized total mass greater than 3 500 kg…