HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
A-hydroxy polyether polyols
HG/T 5539-2019
Plastics - Octahydroxy polyether polyols
HG/T 5539-2019
Plastics - Trihydroxy polyether polyols
HG/T 5539-2019
Plastics - Tetrahydroxy polyether polyols
HG/T 5539-2019
Plastics - Di-hydroxyl polyether polyols
HG/T 5539-2019
Plastics - Hex-hydroxyl polyether polyols
HG/T 5539-2019
Tetra-hydroxy polyether polyols
HG/T 5539-2019
Tri-hydroxy polyether polyols
HG/T 5539-2019
Octahydroxy polyether polyols
HG/T 5539-2019
HG/T 5539-2019
HG/T 5539-2019
Standard Test Methods for Testing Polyurethane Raw Materials: Determination of Hydroxyl Numbers of Polyols
HG/T 5539-2019
Standard Test Method for Polyurethane Raw Materials: Determination of Primary Hydroxyl Content of Polyether Polyols