Specifies safety requirements for cap size, ventilated caps (vent area, air flow) and marking. Annex A describes the test for air flow. Caps which do not comply should have the instrument or its packaging labelled with a warning as to the dangers of asphyxiation from pen caps.
WITHDRAWN
ISO 11540:1993
95.99
Withdrawal of Standard
Mar 4, 2014
Caps for writing and marking instruments intended for use by children up to 14 years of age — Safety requirements
95.99 Withdrawal of Standard
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