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BCR-331LOW VOLATILE STEAM COAL (S)
BCR-327UNALLOYED ZINC (disc) (trace elements)
BCR-326UNALLOYED ZINC (disc) (trace elements)
BCR-321UNALLOYED ZINC (trace elements)
BCR-320RCHANNEL SEDIMENT (trace elements)
BCR-318TITANIUM (H)
BCR-3122-NITRO-7-METHOXYNAPHTHO (2,1-b) FURAN (purity)
BCR-3116-NITROBENZO (a) PYRENE (purity)
BCR-3103-NITROFLUORANTHENE (purity)
BCR-3096-NITROCHRYSENE (purity)
BCR-3089-NITROANTHRACENE (purity)
BCR-3072-NITRONAPHTALENE (purity)
BCR-3061-NITRONAPHTALENE (purity)
BCR-3051-NITROPYRENE (purity)
BCR-304HUMAN SERUM (Ca, Mg, Li)
