D3306-21 Standard Specification for Glycol Base Engine Coolant for Automobile and Light-Duty Service
- See also WK77461 proposed revision
- See also WK87011 proposed reapproval
D7388-23 Standard Specification for Engine Coolant Grade 1,3-Propanediol (PDO)
D7640-16(2021) Standard Specification for Engine Coolant Grade Glycerin
- See also WK87048 proposed reapproval
E1177-23 Standard Specification for Engine Coolant Grade Glycol