NEW OPALSHELL™-C18 
Core-Shell Silica Technology
  • Core-shell bonded silica particles (2.6 µm, 90 Å) with narrow size distribution
  • High resolution with same efficiency as a sub-2μm particle
  • Fast analysis with shorter run time
  • Ideal for high-throughput analysis
  • High stability with longer lifetime
  • Low backpressure, comparable to 3 and 5 μm particles
  • Compatible with both UPLC and HPLC for easy method transfer between systems
  • Wide pH range: 1.5 - 10.0
  • Great selectivity and peak symmetry for separations of acidic, neutral and basic organic compounds
Small Molecule Drug Application: 
Irinotecan Analysis 
Opalshell™-C18 vs Conventional 5 µm C18 
Natural Product Application:
 Ginseng Saponins Extract Analysis 
Competition Comparison 
Column : Opalshell™-C18 (2.6 µm, 4.6 x 50 mm), Conventional  C18 ( 5 µm, 4.6 x 250 mm) Mobile Phase : A : 2.72 g/L KH2PO4, pH 3.5 by 1/20 H3PO4, B: ACN : MeOH = 3 : 2;  Injection 10 µL;  Flow Rate : 0.6 mL/min;  Detection : UV 220 nm;  Temperature : Ambient;  Sample : Irinotecan sample mixture
 Column: Opalshell™-C18 (2.6 µm, 4.6 x 50 mm), Agilent Poroshell 120 C18 (2.7µm,  4.6 x 50 mm);  Mobile Phase:  A: ACN; B: H2O;  Injection : 10 µL;   Flow Rate : 1.5 mL/min;  Detection : UV 203 nm;  Temperature : Ambient;   Sample : 2.5 mg/mL diluted by 70% methanol
 *Disclaimer: Agilent and Poroshell are registered trademarks of Agilent Technologies; Comparative separations may not be representative of all applications.
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