BS ISO 21398:2007

Superseded

Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Hard coal and coke. Guidance to the inspection of mechanical sampling systems

Available format(s): Hardcopy, PDF

Superseded date: 23-09-2023

Language(s): English

Published date: 25-07-2007

Publisher: British Standards Institution

Table of Contents - (Show below) - (Hide below)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Safety
5 General considerations
   5.1 Precision
   5.2 Bias
   5.3 Operation of sampling system
6 Establishment of inspection system
   6.1 General
   6.2 Audit - External
   6.3 Audit - Internal
   6.4 Operational inspections
7 Procedures
   7.1 Audit - External
   7.2 Audit - Internal
   7.3 Operational inspections
8 Quality control
   8.1 General
   8.2 Sampling ratio
   8.3 Coefficient of variation
   8.4 Extraction ratio
   8.5 Sampling records
   8.6 Operators' inspection report
Annex A (informative) Monitoring coal sampling ratios
                      using control charts
Annex B (informative) Examples of sampling checklists
Annex C (informative) Example of sampling plant operators
                      inspection report
Annex D (informative) Example of sampling plant operations
                      inspection summary
Bibliography

Abstract - (Show below) - (Hide below)

Covers recommended practices for the inspection of mechanical sampling systems. It also covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.

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Committee	PTI/16
Development Note	Reviewed and confirmed by BSI, April 2013. (03/2013)
Document Type	Standard
ISBN
Pages
Published
Publisher	British Standards Institution
Status	Superseded
Superseded By	BS ISO 21398:2019

International Equivalents – Equivalent Standard(s) & Relationship - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
ISO 21398:2007	Identical

Standards Referencing This Book - (Show below) - (Hide below)

ISO 13909-4:2016	Hard coal and coke — Mechanical sampling — Part 4: Coal — Preparation of test samples
ISO 13909-1:2016	Hard coal and coke — Mechanical sampling — Part 1: General introduction
ISO 13909-7:2016	Hard coal and coke — Mechanical sampling — Part 7: Methods for determining the precision of sampling, sample preparation and testing
ISO 13909-6:2016	Hard coal and coke — Mechanical sampling — Part 6: Coke — Preparation of test samples
ISO 13909-8:2016	Hard coal and coke — Mechanical sampling — Part 8: Methods of testing for bias
AS 4264.5-1999	Coal and coke - Sampling - Guide to the inspection of mechanical sampling systems
ISO 13909-2:2016	Hard coal and coke — Mechanical sampling — Part 2: Coal — Sampling from moving streams
ISO 13909-5:2016	Hard coal and coke — Mechanical sampling — Part 5: Coke — Sampling from moving streams
ISO 13909-3:2016	Hard coal and coke — Mechanical sampling — Part 3: Coal — Sampling from stationary lots

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