Published
This International Standard specifies methods of measuring, under defined conditions, the gel time at ambient
temperature (i.e. within the range 18 °C to 30 °C) of unsaturated-polyester resins.
The referee temperature, if needed, is 25 °C.
WITHDRAWN
ISO 2535:1997
PUBLISHED
ISO 2535:2001
90.20
Standard under periodical review
Jul 15, 2026
Plastics - Unsaturated polyester resins - Measurement of gel time at ambient temperature (ISO 2535:2001)
60.60 Standard published
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