2,3-Quinoxalinedimethanol, diacetate, 1,4-dioxidine

Payment Method: t/t
Test items Specification
Appearance Green – yellow crystal powder.

Assay Not less than 99,0 %
Loss on drying Not more than 0,50 % (100 °C; 2 h)
pH. From 5,8 to 7,0
Total impurity
Total impurity level should be no more than 1 %
Maximum impurity Maximum 1 impurity level should be no more than 0,2 %

10103-89-6