SEARCH Articles Figures Tables Ammonium Nitrate Analytical Procedures, Spencer Chemical Ammonium Nitrate Explosives of Spencer Chemical Co A354 Analytical Procedures, Spencer Chemical At the Spencer Chemical Co, Kansas Impact-Friction Pendulum Test as conducted at the Spencer Chemical Co, Kansas Spencer Spencer Chemical Co [a)Cook-off temperature b)Detonation velocity c)Wax-gap Wax-Gap Test as conducted at the Spencer Chemical Co, Kansas City