Sigma-Aldrich
水, suitable for HPLC
Sigma-Aldrich
水, Nuclease-Free Water, for Molecular Biology
Sigma-Aldrich
水, sterile-filtered, BioReagent, suitable for cell culture
Sigma-Aldrich
水, HPLC Plus
Sigma-Aldrich
水, Deionized
Supelco
水, suitable for ion chromatography
Sigma-Aldrich
水, for embryo transfer, sterile-filtered, BioXtra, suitable for mouse embryo cell culture
Sigma-Aldrich
水, Molecular Biology, sterile filtered
Supelco
水, for TOC analysis
Sigma-Aldrich
水, BioPerformance Certified
Sigma-Aldrich
水, ACS reagent
Supelco
水, for ultratrace analysis, ACS reagent
Sigma-Aldrich
水, for cell biology, sterile ultrafiltered
Sigma-Aldrich
水, PCR Reagent
Sigma-Aldrich
水, tested according to Ph. Eur.
Supelco
水, suitable for HPCE, suitable for luminescence, suitable for UV/Vis spectroscopy
Sigma-Aldrich
E-Toxate™ 水, endotoxin, free
Supelco
密度标准品 998kg/m3, H&D Fitzgerald Ltd. Quality