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Total hardness - 0 • 5 • 10 • 20 ppm CaCO₃
1000ug/mL RUTHENIUM 500mL
20x TLC aluminum sheets / foils (5x7
100x N 24 screw neck vials 702132 pre-sealed with 702058
Ozone - white → brown
SPE columns, CHROMABOND HR-XCW, 85 µm, 1 mL/100 mg 11-AC7 Total hardness - 0 •State of the art spherical polymer for highest demands in solid phase extraction. PS DVB copolymer with carboxylic acid modification for mixed mode SPE with weak cation exchange and reversed phase properties (WCX). Exchange capacity > 0. 7 meq g, pKa ~ 5 and RP capacity 350 mg g (caffeine in water). High purity material with ideal flow properties and highest reproducibility. Allows highest reproducibility with extremely low blind values due to an