IEC 60421:1973 ED1

Portable prospecting radiation meters with Geiger-MŸller counter tube (linear scale instruments)

Publication date:   Jan 1, 1973

95.99   Withdrawal of Standard   Aug 1, 1993

General information

95.99   Withdrawal of Standard   Aug 1, 1993

IEC

TC 45

International Standard

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Scope

Applicable to linear scale instruments used in general, regional and local prospecting and for subsurface and deep survey.
For bore-hole logging equipment, see IEC 576. For radiation meters using gamma-ray scintillation detectors, see IEC 460. Specifications should be provided in the instruction manual by the manufacturer.

Life cycle

NOW

WITHDRAWN
IEC 60421:1973 ED1
95.99 Withdrawal of Standard
Aug 1, 1993