Back

ISO 21068-2:2024

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon — Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica

General information

Valid from 10.06.2024
ICS Groups
81.080 Refractories
Directives or regulations
None

Standard history

Status
Date
Type
Name
10.06.2024
Main
ISO 21068-2:2024
21.07.2008
Main
ISO 21068-2:2008
This document specifies analytical techniques for the determination of volatile components by thermal treatment at specified temperatures, and methods for the determination of the total carbon, free carbon, silicon carbide, total and free silicon and free and surface silica content of silicon-carbide, silicon-nitride and silicon-oxynitride containing raw materials and refractory products.

Required fields are indicated with *

*
*
*
PDF
230.43 € incl tax
Paper
230.43 € incl tax
Standard monitoring
English (PDF 2 MB)

Related products

Main

EVS-EN ISO 1927-6:2012

Monolithic (unshaped) refractory products - Part 6: Measurement of physical properties (ISO 1927-6:2012)
Newest version Valid from 04.01.2013
Main

EVS-EN ISO 1927-2:2012

Monolithic (unshaped) refractory products - Part 2: Sampling for testing (ISO 1927-2:2012)
Newest version Valid from 04.01.2013
Main

EVS-EN ISO 12680-1:2007

Methods of test for refractory products - Part 1: Determination of dynamic Young's modulus (MOE) by impulse excitation of vibration
Newest version Valid from 05.04.2007
Main

EVS-EN ISO 1927-1:2012

Monolithic (unshaped) refractory products - Part 1: Introduction and classification (ISO 1927-1:2012)
Newest version Valid from 05.09.2012

Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English