MACHEREY-NAGEL 730747 CHROMABOND HR-XAW SPE Polypropylene Column, 85µm Pore Size, 3 ml Volume, 60mg Adsorbent Weight (Pack of 30)
Special Features
Base material spherical PS/DVB copolymer, pore size 55–65 Å, particle sizes 45 µm or 85 µm (standard)
Very large specific surface 850 m2/g, pore volume 1.2–1.4 cm3/g, pH stability 1–14
Secondary and tertiary ammonium modification, exchange capacity > 0.5 meq/g, pKa ~ 6
RP capacity 350 mg/g (caffeine in water)
Description
Weakly basic secondary and tertiary ammonium polymeric anion exchanger for SPE. High-purity material, highest reproducibility and lowest blank values due to an optimized production process.
{"error":"Error","cart_limit":"You have too many items in your cart.","prod_limit":"You cannot add any more of this item"}
{"email":"Please enter your email address","email_i":"Invalid email address"}
Copyright © Tilga 2025, all rights reserved.