I.S. EN 13971:2012
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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CARBONATE AND SILICATE LIMING MATERIALS - DETERMINATION OF REACTIVITY - POTENTIOMETRIC TITRATION METHOD WITH HYDROCHLORIC ACID
Hardcopy , PDF
31-03-2021
English
01-01-2012
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Apparatus
5 Reagents
6 Preparation of the test sample
7 Procedure
8 Expression of results
9 Precision
10 Test report
Annex A (normative) - Preparation of the test portion of
liming materials coarser than 1 mm
Annex B (normative) - Arrangement of the test apparatus
Bibliography
Describes a method for the determination of the speed and effectiveness of the neutralising potential of calcium carbonate, calcium magnesium carbonate and calcium magnesium silicate liming materials by potentiometric titration with hydrochloric acid.
| DocumentType |
Standard
|
| Pages |
19
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ONORM EN 13971 : 2013 | Identical |
| NBN EN 13971 : 2013 | Identical |
| NEN EN 13971 : 2013 | Identical |
| NS EN 13971 : 2012 | Identical |
| SN EN 13971 : 2013 | Identical |
| UNE-EN 13971:2013 | Identical |
| UNI EN 13971 : 2008 | Identical |
| BS EN 13971:2012 | Identical |
| NF EN 13971 : 2013 | Identical |
| EN 13971:2012 | Identical |
| DIN EN 13971:2013-03 | Identical |
| EN 14069:2017 | Liming materials - Denominations, specifications and labelling |
| EN 12945:2014+A1:2016 | Liming materials - Determination of neutralizing value - Titrimetric methods |
| EN 12948:2010 | Liming materials - Determination of size distribution by dry and wet sieving |
| ISO 8190:1992 | Solid fertilizers — Determination of moisture content — Gravimetric method by drying at (105 plus or minus 2) degrees C |
| EN 1482-2:2007 | Fertilizers and liming materials - Sampling and sample preparation - Part 2: Sample preparation |
| EN 13475:2001 | Liming materials - Determination of calcium content - Oxalate method |
| EN 12048:1996 | Solid fertilizers and liming materials - Determination of moisture content - Gravimetric method by drying at (105 +/- 2)°C (ISO 8190:1992 modified) |
| ISO 5725:1986 | Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests |
| EN 12947:2000 | Liming materials - Determination of magnesium content - Atomic absorption spectrometric method |
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