Commodity200520062007
Phenazone (antipyrin) & its derivs.  $9,877
Heterocyclic comps. cont. an unfused pyrazole ring (whether or not hydrogen ...$3,567$3,323 
Heterocyclic comps. cont. an unfused imidazole ring (whether or not hydroge ...$18,190$9,971 
Pyridine & its salts  $934
Heterocyclic comps. cont. an unfused pyridine ring (whether or not hydrogen ...$4,589$758$576
Heterocyclic comps. cont. a pyrimidine ring (whether or not hydrogenated)/p ...$3,900$7,650$13,687
Melamine$7,959$880$758
Lactams (excl. of 2933.71 & 2933.72)$287  
Total$38,492$22,582$25,832