SPE columns, CHROMABOND HR-XCW, 85 µm, 1 mL/30 mg VALK Assurance® Grade Arsenic +5

Assurance® Grade Arsenic +5

AS1KRE10-3

The Hamilton Digital Syringe eliminates parallax errors by providing a digital readout on its integrated LCD screen

N-Dipropyltryptamine hydrochloride

LED touch technology and 12 built-in applications

SPE columns, CHROMABOND HR-XCW, 85 µm, 1 mL/30 mg VALK Assurance® Grade Arsenic +5State 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