or
Aminophylline Anhyd 98% 25G Aminophylline Anhydrous 98%
Aminophylline, anhydrous; 98%; Powder; Alfa Aesar; 25g; FW: 210.21; C7H8N4O2.0.5C2H8N2; MP: 269 to 274; CAS: 317-34-0