IMR SR7625 POWDER, GREAT ALL PURPOSE POWDER

IMR SR7625 POWDER, GREAT ALL PURPOSE  POWDER. LOW PRESURE LOADS IN SHOTGUN, GOOD FOR AUTOS, LOW PRESSURE, CLEAN, (ADDICKTING  SMELL). WHY WAS IT DISCONTINUED ? LIKE ALL GOOD MOTORS AND GUNS. $20/LB OR $35 FOR 2LBS, 4LBS MAX. IT COMES FROM AN ESTATE. NO SHIPPING !