Sigma-Aldrich
纯乙醇, 200 proof, anhydrous, ≥99.5%
Sigma-Aldrich
氯化钠, BioXtra, ≥99.5% (AT)
Sigma-Aldrich
甲醇, anhydrous, 99.8%
Sigma-Aldrich
三氟化硼-甲醇 溶液, 14% in methanol
Sigma-Aldrich
氯化钠, for molecular biology, DNase, RNase, and protease, none detected, ≥99% (titration)
Sigma-Aldrich
氯化钠 溶液, 5 M in H2O, BioReagent, for molecular biology, suitable for cell culture
Sigma-Aldrich
氯化钠 溶液, 0.9% in water, BioXtra, suitable for cell culture
Sigma-Aldrich
氯仿, anhydrous, ≥99%, contains 0.5-1.0% ethanol as stabilizer
Sigma-Aldrich
纯乙醇, 190 proof, ACS spectrophotometric grade, 95.0%
Sigma-Aldrich
氯仿, anhydrous, contains amylenes as stabilizer, ≥99%
Sigma-Aldrich
庚烷, anhydrous, 99%
Sigma-Aldrich
氯化钠, meets analytical specification of Ph. Eur., BP, USP, 99.0-100.5%
Sigma-Aldrich
氯化钠, BioReagent, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture, ≥99%
Sigma-Aldrich
三氟化硼甲醇络合物 溶液, 13-15% BF3 basis
Sigma-Aldrich
纯乙醇, 190 proof, meets USP testing specifications
Sigma-Aldrich
三氟化硼-甲醇 溶液, 50% w/w in methanol
Sigma-Aldrich
氯化钠 溶液, BioUltra, for molecular biology, ~5 M in H2O
Sigma-Aldrich
氯化钠, 99.999% trace metals basis
Sigma-Aldrich
氯化钠, BioUltra, for molecular biology, ≥99.5% (AT)
Sigma-Aldrich
氯化钠 溶液, 0.85%
Sigma-Aldrich
氯化钠, BioPerformance Certified, ≥99% (titration), suitable for insect cell culture, suitable for plant cell culture
Supelco
10% (v/v) 乙醇标准品, 10 % (v/v) in H2O, analytical standard
Sigma-Aldrich
氯仿, ≥99%, PCR Reagent, contains amylenes as stabilizer
Sigma-Aldrich
甲醇 溶液, NMR reference standard, 4% in methanol-d4 (99.8 atom % D), NMR tube size 3 mm × 8 in.
Sigma-Aldrich
甲醇, NMR reference standard
Sigma-Aldrich
氯化钠, AnhydroBeads™, −10 mesh, 99.999% trace metals basis