GB/T 25254-2022
Poly-(tetra methylene ether glycol)(PTMEG) for industrial use
HG/T 5868-2021
Technical specification for green-design product assessment-Polytetrarmethylene ether glycol
GB/T 25254-2010
Poly-(tetra methylene ether glycol) (PTMEG) for industrial
HG/T 5867\uff5e5868-2021
T/CST 24-2024
T/CPCIF 0036-2020
T/CPUIA 0004-2022
T/CPUIA 0008-2022
T/CPUIA 0009-2022