ISO 187:1990

Paper, board and pulps — Standard atmosphere for conditioning and testing and procedure for monitoring the atmosphere and conditioning of samples

Publication date:   Dec 13, 1990

95.99   Withdrawal of Standard   Oct 18, 2022

General information

95.99   Withdrawal of Standard   Oct 18, 2022

ISO

ISO/TC 6/SC 2 Test methods and quality specifications for paper and board

International Standard

85.040   Pulps | 85.060   Paper and board

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Scope

Specifies the standard atmosphere for conditioning and testing pulp, paper, and board, and also the procedures for measuring the temperature and relative humidity. For the conditioning of laboratory prepared handsheets in accordance with ISO 5269-1, the standard atmosphere is that defined in this standard, but the procedure is different. Annex A covers the measurement of temperature and relative humidity. Annex B (informative) describes the interdependence of temperature and relative humidity. This second edition cancels and replaces the first edition (1977) which has been technically revised.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 187:1977

NOW

WITHDRAWN
ISO 187:1990
95.99 Withdrawal of Standard
Oct 18, 2022

REVISED BY

PUBLISHED
ISO 187:2022