The standard mentions the use of sealed vials for the sample and reference specimens (perhaps containing only water). Evaporation from these sealed vials can be an issue. The revision will point out this issue to the user and suggest a method to monitor its magnitude.
Keywordsheat of hydration; hydraulic cement; isothermal conduction calorimetry; portland cement;
Ballot Item Approved as C1702-2015A and Pending Publication