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BCR-613PROSTATE SPECIFIC ANTIGEN (protein mass)
BCR-612GROUND WATER (Br, high level)
BCR-611GROUND WATER (Br, low level)
BCR-610GROUND WATER (trace elements, high level)
BCR-609GROUND WATER (trace elements, low level)
BCR-607MILK POWDER (PCDD's, PCDF's)
BCR-605URBAN DUST (trimethyllead)
BCR-599EWES'/GOATS' CURD (for adulteration with cows' milk) 0 and 1 % cows' milk
BCR-598COD LIVER OIL (OCP's)
BCR-597SEWAGE SLUDGE (Cr)
BCR-596AQUATIC PLANT (Cr)
BCR-579COASTAL SEAWATER (Hg)
BCR-578HUMAN SERUM (17 ß-ESTRADIOL, high level)
BCR-577HUMAN SERUM (17 ß-ESTRADIOL, medium level)
BCR-576HUMAN SERUM (17 ß-ESTRADIOL, low level)
