MSC.1/Circ.1312 – Foam Concentrates for Fixed Fire-Extinguishing Systems – Set C

Source: MSC.1/Circular.1312 – Revised Guidelines for the Performance and Testing Criteria, and Surveys of Foam Concentrates for Fixed Fire-Extinguishing Systems (10 June 2009), Annex.
Reference: imorules.com – MSC.1/Circ.1312

Question 9 of 10

9. After the freezing and thawing cycles, the sample is conditioned for:

A) Seven days at 60ºC followed by one day at room temperature B) One day at 60ºC followed by seven days at room temperature C) Twenty-four hours at 60ºC followed by cooling to test temperature D) Three days at 60ºC followed by four days at room temperature

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