新澳49图库资料

Mesitylene


Item
Top grade
First grade
Qualified product
Test basis
Appearance
White crystal
White crystal
White or light yellow crystal
Enterprise Internal Control
Mass fraction of 1,2,4,5-Tetramethylbenzene, w /% ≥
99
98
95
Melting point, ℃ ≥
78
77
75