the egg content showed trace amounts of ddt and metabolites -- 0.025 ppm , alfa and gamma hexacloran -- 0.016 ppm , heptachlor -- 0.006 ppm , heptachlorepoxide -- 0.01 ppm , and dieldrin -- 0.002 ppm .
C0019219
heptachlor
C0019220
heptachlorepoxide