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BW26905DW-100mL

水中苯并(a)芘水质标样 (浓度见批号)

A15143000ME-1000

1-Methyl-2-pyrrolidon 1000 µg/mL in Methanol

A10170000ME-100

2-Aminobenzimidazole 100 µg/mL in Methanol

4,4'-Difluorobenzophenone

N-Benzylstearamide

Chlorfenvinphos 10 µg/mL in Acetonitrile

Bis(tri-o-tolylphosphine)palladium(0)

N-(3-Sulfopropyl)-3，3'，5，5'-tetramethylbenzidine sodium salt

1-β-D-Glucosylsphingadienine

A10411500WA-100

Azorubin (E122) 100 µg/mL in Water

Fluometuron-N,N-desmethyl

水中丙酮标样 (浓度见批号)

A10535000ME-1000

Benzene 1000 µg/mL in Methanol

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