Aldrin (100 µg/mL in Methanol).U-PP-100 ( 1 x 1 mL ) alpha-BHC (100 µg/mL in Methanol) . U-PP-110 ( 1 x 1 mL ) beta-BHC (100 µg/mL in Methanol) . U-PP-120 ( 1 x 1 mL ) delta-BHC (100 µg/mL in Methanol) . U-PP-130 ( 1 x 1 mL ) gamma-BHC (100 µg/mL in Methanol) . U-PP-140 ( 1 x 1 mL ) Chlordane (100 µg/mL in Methanol) . U-PP-150 ( 1 x 1 mL )4,4'-DDD (100 µg/mL in Methanol) .U-PP-160 ( 1 x 1 mL )4,4'-DDE (100 µg/mL in Methanol) .U-PP-170 ( 1 x 1 mL )4,4'-DDT (100 µg/mL in Methanol) .U-PP-180 ( 1 x 1 mL ) Dieldrin (100 µg/mL in Methanol). U-PP-190 ( 1 x 1 mL ) Endosulfan I (100 µg/mL in Methanol) . U-PP-200 ( 1 x 1 mL ) Endosulfan II (100 µg/mL in Methanol) . U-PP-210 ( 1 x 1 mL ) Endosulfan sulfate (100 µg/mL in Methanol) . U-PP-220 ( 1 x 1 mL ) Endrin (100 µg/mL in Methanol) . U-PP-230 ( 1 x 1 mL ) Endrin aldehyde (100 µg/mL in Methanol) . U-PP-240 ( 1 x 1 mL ) Heptachlor (100 µg/mL in Methanol) . U-PP-250 ( 1 x 1 mL ) Heptachlor epoxide (Isomer B) (100 µg/mL in . U-PP-261 ( 1 x 1 mL ) Toxaphene (100 µg/mL in Methanol) . U-PP-270 ( 1 x 1 mL ) Aroclor 1016 (100 µg/mL in Methanol) . U-PP-280 ( 1 x 1 mL ) Aroclor 1221 (100 µg/mL in Methanol) . U-PP-290 ( 1 x 1 mL ) Aroclor 1232 (100 µg/mL in Methanol) . U-PP-300 ( 1 x 1 mL ) Aroclor 1242 (100 µg/mL in Methanol) . U-PP-310 ( 1 x 1 mL ) Aroclor 1248 (100 µg/mL in Methanol) . U-PP-340 ( 1 x 1 mL ) Aroclor 1254 (100 µg/mL in Methanol) . U-PP-350 ( 1 x 1 mL ) Aroclor 1260 (100 µg/mL in Methanol) . U-PP-360 ( 1 x 1 mL ) Organochlorine Pesticides Mixture (20 µg/mL in Methanol) . U-PPM-608B ( 1 x 1 mL )