Standard Specification for Engine Coolant Grade 1,3-Propanediol (PDO)
NORMA vydaná dňa 1.3.2023
Označenie normy: ASTM D7388-23
Dátum vydania normy: 1.3.2023
Počet strán: 2
Približná hmotnosť: 6 g (0.01 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
This specification covers engine coolant grade 1,3-propanediol (PDO). Engine coolant grade 1,3-propanediol shall conform to the chemical and physical property requirements specified. Density or relative density, color of clear liquids, pH, trace chloride ion, ion chromatography analysis, digital density meter, ethylene glycols and propylene glycols analyses, and inductively couple plasma-atomic emission spectroscopy tests shall be performed.
Keywords:
engine coolant, glycol, 1,3-propanediol, PDO,, ICS Number Code 71.080.60 (Alcohols. Ethers)