Sigma-Aldrich
乙腈, suitable for HPLC, gradient grade, ≥99.9%
Sigma-Aldrich
二甲基亚砜, Hybri-Max™, sterile-filtered, BioReagent, suitable for hybridoma, ≥99.7%
Sigma-Aldrich
二甲基亚砜, for molecular biology
Sigma-Aldrich
二甲基亚砜, anhydrous, ≥99.9%
Sigma-Aldrich
二甲基亚砜, ACS reagent, ≥99.9%
Sigma-Aldrich
四氢呋喃, anhydrous, ≥99.9%, inhibitor-free
Sigma-Aldrich
四氢呋喃, inhibitor-free, suitable for HPLC, ≥99.9%
Sigma-Aldrich
四氢呋喃, anhydrous, contains 250 ppm BHT as inhibitor, ≥99.9%
Sigma-Aldrich
二甲基亚砜, sterile-filtered, BioPerformance Certified, meets EP, USP testing specifications, suitable for hybridoma
Sigma-Aldrich
乙腈, anhydrous, 99.8%
Sigma-Aldrich
二甲基亚砜, suitable for HPLC, ≥99.7%
Sigma-Aldrich
氢氧化铵 溶液, ACS reagent, 28.0-30.0% NH3 basis
Sigma-Aldrich
四氢呋喃, contains 250 ppm BHT as inhibitor, ACS reagent, ≥99.0%
Sigma-Aldrich
二甲基亚砜, ≥99.5% (GC), suitable for plant cell culture
Sigma-Aldrich
甲酸, reagent grade, ≥95%
Sigma-Aldrich
二甲基亚砜, ReagentPlus®, ≥99.5%
Sigma-Aldrich
乙腈, ACS reagent, ≥99.5%
Sigma-Aldrich
甲酸, ACS reagent, ≥96%
Sigma-Aldrich
氢氧化铵 溶液, 28% NH3 in H2O, ≥99.99% trace metals basis
Sigma-Aldrich
乙腈, for HPLC, for UV, ≥99.9% (GC)
Sigma-Aldrich
乙腈, suitable for HPLC, gradient grade, ≥99.9%
Sigma-Aldrich
二甲基亚砜, puriss. p.a., ACS reagent, ≥99.9% (GC)
Sigma-Aldrich
二甲基亚砜, BioUltra, for molecular biology, ≥99.5% (GC)
Sigma-Aldrich
二甲基亚砜, meets EP testing specifications, meets USP testing specifications
Sigma-Aldrich
氢氧化铵 溶液, puriss., 30-33% NH3 in H2O
Sigma-Aldrich
氢氧化铵 溶液, BioUltra, ~1 M NH3 in H2O (T)
Sigma-Aldrich
氢氧化铵 溶液, puriss. p.a., reag. ISO, reag. Ph. Eur., ~25% NH3 basis
Sigma-Aldrich
四氢呋喃, contains 250 ppm BHT as inhibitor, puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.9%
Supelco
乙腈, Pharmaceutical Secondary Standard; Certified Reference Material
Sigma-Aldrich
四氢呋喃, ReagentPlus®, ≥99.0%, contains 250 ppm BHT as inhibitor