CHROMABOND HR-XCW

CHROMABOND® HR-XCW
Weak carboxylic acid modified polymeric cation exchanger for SPE

Features
	Base material spherical PS/DVB copolymer, pore size 50–60 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 weak carboxylic acid modification, exchange capacity > 0.7 meq/g, pKa ~ 5 RP capacity 350 mg/g (caffeine in water) high-purity material, highest reproducibility and lowest blank values due to an optimized production process outstanding recovery rates especially for the enrichment of basic analytes For standard protocol see application 305300
	Recommended application: basic compounds like quaternary amines basic active ingredients from strongly matrix-contaminated samples like, e.g., urine, plasma, serum strong bases with pKa > 10 For applications click here.

Ordering information
	Volume	Adsorbent weight						Pack of
	CHROMABOND® HR-XCW polypropylene columns (85 µm)
		30 mg	60 mg	100 mg	150 mg	200 mg	500 mg
	1 mL	730731		730733				30
	3 mL		730735			730739	730741	30
	6 mL				730737		730743	30
	CHROMABOND® HR-XCW polypropylene columns (45 µm) NEW!
		30 mg	60 mg	100 mg		200 mg
	1 mL	730731P45		730733P45				30
	3 mL		730735P45			730739P45		30
	CHROMAFIX® HR-XCW cartridges (85 µm)
	Size adsorbent weight (average)		S 155 mg		M 240 mg		L 500 mg
			731774		731775		731776	50
	CHROMABOND® HR-XCW adsorbent (85 µm)
							730674	100 g
Glass columns, LV columns and MULTI 96 on request