Sandimirov S. Screening studies of POP levels in bottom sediments from selected lakes in the Paz watercourse / In State of the environment in the Norwegian, Finnish and Russian border area. The Finnish Environment. Finland, Jyvaskyla: Kopijyva Oy. 2007, №6.

QA /QC DATA RE PORT for C h lo rin a ted Pesticides in sediment Appendix 1: Screening studies of POPs in bottom sediments from the P az watercourse Table 1.3 Compound P ro cedu ra l B lank PBS 02, ng/g Method Detection Limit, ng/g QOR076MS (Quasimeme) Detected, n g/ g Assigned Value, ng/g Assigned E r r o r , % HCB 0.05 0.03 0.61 0.74 16 a-HCH n.d. 0.05 0.09 0.13 31 P-HCH n.d. 0.05 0.15 0.11 - Y-HCH n.d. 0.05 0.38 0.34 20 Heptachlor n.d. 0.05 - - - Heptachlor epoxide n.d. 0.10 - - - Oxychlordane n.d. 0.08 - - - trans-Chlordane n.d. 0.03 - - - cis-Chlordane n.d. 0.03 - - - trans-Nonachlor n.d. 0.01 8.90 8.36 - cis-Nonachlor n.d. 0.01 - - - 2 ,4 '-DDE n.d. 0.03 - - - 4 ,4 '-DDE n.d. 0.03 17.4 17.02 13 2 ,4 '-DDD n.d. 0.03 - - - 4 ,4 '-DDD n.d. 0.03 14.2 9.47 13 2 ,4 '-DDT n.d. 0.08 0.10 0.14 - 4 ,4 '-DDT n.d. 0.08 9.80 11.53 13 Endrin n.d. 0.10 - - - Dieldrin n.d. 0.05 1.70 1.86 14 Mirex n.d. 0.03 - - - Surrogate Internal Standards, % Recovery HCB C13 69 0.005 8.52 12.0 71 у-HCH C13 100 0.005 9.20 12.1 76 4,4 -DDE C13 77 0.005 8.28 11.5 72 4 ,4 -D D T C13 72 0.010 9.61 11.3 85 Rapport APN- 514.3665.01 40