the 2-h test was performed with samples free of gross debris in a 37 degree c heat block and the reaction between the barbiturate antibody and the barbiturate-latex , at ph 7.3 , was inhibited by urines containing secobarbital , amobarbital , pentobarbital , butabarbital , or phenobarbital .
C0004745
barbiturate
C0002640
amobarbital