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Document Designation and Title Year Select Item(s) C494/C494M Standard Specification for Chemical Admixtures for Concrete 12 C494/C494M Standard Specification for Chemical Admixtures for Concrete 11 C494/C494M Standard Specification for Chemical Admixtures for Concrete 10a C494/C494M Standard Specification for Chemical Admixtures for Concrete 10 C494/C494M Standard Specification for Chemical Admixtures for Concrete 08a C494/C494M Standard Specification for Chemical Admixtures for Concrete 08 C494/C494M Standard Specification for Chemical Admixtures for Concrete 05a C494/C494M Standard Specification for Chemical Admixtures for Concrete 05 C494/C494M Standard Specification for Chemical Admixtures for Concrete 04 C494/C494M Standard Specification for Chemical Admixtures for Concrete 99ae1 C494/C494M Standard Specification for Chemical Admixtures for Concrete 99a C494 Standard Specification for Chemical Admixtures For Concrete 79