12*32mm HPLC Vial for Thomas Scientific Technical grade
Streamlined sample cleanup using combined dispersive
27/5/2014 · HPLC-grade acetonitrile (MeCN) was from Fisher Scientific (Fair Lawn, NJ, USA). Deionized water of 18.2 Ω-cm was prepared with an E-Pure system from Barnstead/Thermolyne (Dubuque, IA, USA). ACS-grade ammonium formate (HCO 2 NH 4 ) was obtained from Mallinckrodt (Paris, KY, USA), and formic acid (88% purity) was from Spectrum (New Brunswick, NJ, USA).
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