Hard coal and coke. Manual sampling subscription-only — the annual average index

— the annual average index

and healthy

new and developing sterilization processes

Such a procedure will be the user's insurance against unsatisfactory performance

Hard coal and coke. Manual sampling subscription-only — the annual average index1 Scope ISO 18283 defines the basic terms used in manual sampling of hard coal and coke and describes the general principles of sampling. It specifies procedures and requirements for establishing a manual sampling scheme, methods of manual sampling, sampling equipment, handling and storage of samples, sample preparation and a sampling report. This International Standard applies to manual sampling from fuels in movement. Guidelines for manual sampling