Yttrium Standard for ICP1.545.000₫ TraceCERT®, 1000 mg/L Y in nitric acid x Close Sản phẩm vừa xem 20506 Sigma-Aldrich (±)-Camphor meets analytical specification of Ph. Eur., BP, ≥95% (GC), racemic C640000 TRC (S)-Colchicine >95% DRE-C10203200 1-Aminohydantoin hydrochloride DRE-C10206350 1-Aminonaphthalene N-10029-1G Chemservice 1-Bromopropane Propyl bromide 112925 Sigma-Aldrich 1-Butanethiol 99% 112925 Sigma-Aldrich 1-Butanethiol 99% 125008 Sigma-Aldrich 1-Chlorobutane ReagentPlus®, 99% 125008 Sigma-Aldrich 1-Chlorobutane ReagentPlus®, 99% 125156 Sigma-Aldrich 1-Chlorooctane 99%