Restek Ultra II HPLC Columns
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1 Restek Ultra II HPLC Columns THE Choice for All U(HPLC) Systems November sales@chromtech.net.au, Tel: , Fax:
2 Topics for Today Introducing Restek Ultra II HPLC Columns Product Specifications Restek s HPLC Portfolio Ultra II in UHPLC, HPLC, and Prep LC Ultra II for All LC Systems Particle Size Selection Stationary Phase Selectivity Traditional C18 Columns Alternative Phases Summary 2 sales@chromtech.net.au, Tel: , Fax:
3 The Goal of Restek HPLC: To have the stationary phases Si And particle sizes 1.9-5um On Restek manufactured silica To meet your separation needs and equipment capabilities! 3 sales@chromtech.net.au, Tel: , Fax:
4 The End Result of this Project: Ultra II LC Columns THE column line engineered for optimal chromatography on ANY LC system, based on highly inert Restek silica 4 sales@chromtech.net.au, Tel: , Fax:
5 What is Ultra II? Pore Size: 100Å Surface Area: 290 m 2 /g Carbon Load (C18): 19% ph Range: Restek Manufactured Silica 1.9, 2.2, 3 & 5µm Particle Sizes What this Means for You 5 sales@chromtech.net.au, Tel: , Fax:
6 The Restek HPLC Portfolio Pinnacle II Type A silica Low cost Pinnacle DB Equivalent to Hypersil BDS Allure High surface area High retention Ultra II Most separations Largest phase offering All LC systems Ultra Original line Viva Large biomolecules Proteins, peptides Ultra II Will be the Choice for MOST of Your Separations 6 sales@chromtech.net.au, Tel: , Fax:
7 The Ultra II LC Column Family Full Range of Stationary Phases Traditional Phases: C18, silica (C8, Cyano ) Restek Unique Phases: PFPP, Biphenyl, Aromax, Aqueous C18, IBD Full Range of Particle Sizes 1.9um for UHPLC 2.2um for mid-range UHPLC 3&5um for traditional HPLC Restek Manufactured Silica! 7 sales@chromtech.net.au, Tel: , Fax:
8 LC Column Selection System Shimadzu UFLC XR The Goal is SELECTIVITY! 8 sales@chromtech.net.au, Tel: , Fax:
9 When to Choose C18/C8 Columns testosterone Analytes with a high carbon:heteroatom ratio Hydrophobic Interactions! Alkyl bonded phase 9 sales@chromtech.net.au, Tel: , Fax:
10 Restek Alkyl Phases Pinnacle DB C18 Pinnacle II C18 Allure C18 Ultra II C1 Ultra II C8 Ultra II C18 Ultra C4 Viva C4 Viva C8 Viva C18 Column Pinnacle DB C8 Pinnacle II C8 Pore Size (Ǻ) End Cap Y Y Y Y Y NA Y Y Y Y Y Y Carbon Load (%) sales@chromtech.net.au, Tel: , Fax:
11 Monomeric Bonding Alkyl (C8/C18) Phases C18 Polymeric Bonding X3 C8 Benefits: Surface shielding Low ph Stability Shape Selectivity CH 3 Si CH 3 CH 3 Si CH 3 Si O O O O O 11 sales@chromtech.net.au, Tel: , Fax:
12 Modified Alkyl Phases Aqueous C18 Benefits: Rugged in Aqueous mobile phases Balanced retention Slight shape selectivity IBD Alkyl chain Alkyl chain P O Si O P Benefits: Significant silanol shielding Heightened polar retention Mixed mode mechanisms CH 3 Si CH 3 O 12 sales@chromtech.net.au, Tel: , Fax:
13 Example: Hydroxybenzoic Acids 3,5-dihydroxy benzoic acid 3-hydroxy benzoic acid benzoic acid ,5-dihydroxy benzoic acid 4-hydroxy benzoic acid salicylic acid ,4-dihydroxy benzoic acid 5 Preliminary Separation Mobile Phase A=20mM K x (PO 4 ) y, ph 2.5 Mobile Phase B=ACN Flow rate: 1.0 ml/min, gradient UV 210 nm Temperature: Ambient Sample Volume: 5µL of 50µg/mL Time %A %B sales@chromtech.net.au, Tel: , Fax:
14 Separation of Hydroxybenzoic Acids Example Conventional C18 3µm 4.6mm x 15cm Time (min) Polar-Embedded 3µm 4.6mm x 15cm Time (min) Aqueous C18 3µm 4.6mm x 15cm Time (min) 14 sales@chromtech.net.au, Tel: , Fax:
15 When NOT to Choose C18 Columns Large number of heteroatoms in the structure Compounds have similar hydrophobicities Compounds differ based on: Aromatic character Number or location of ionic groups Size in solution CH 2 NHR P Si O Si 15 sales@chromtech.net.au, Tel: , Fax:
16 Stationary Phase Selectivity RP NP / HILIC C18 Biphenyl Cyano Amino Silica X3 Phenyl PFPP Aqueous C18 Alkyls IBD Retention Capacities Vary with Percent Organic 16 sales@chromtech.net.au, Tel: , Fax:
17 Stationary Phase Ligands Non Polar Polar F F F F F C N Si Dispersive Pi-Pi Interactions Electrostatic /Dipole H Bonding 17 sales@chromtech.net.au, Tel: , Fax:
18 Retention and Selectivity of Fluoroquinolones Norfloxacin Lomefloxacin Preliminary Separation Levofloxacin 1 Enrofloxacin 4 Mobile Phase: A = 10mM Potassium Phosphate, ph 2.5 : B = ACN Flow rate: 1.0 ml/min. UV 220nm Sample Volume: 5µl of 50µg/mL 2 5 Goal of Analysis: Ciprofloxacin Sparfloxacin High throughput - fast and selective sales@chromtech.net.au, Tel: , Fax:
19 Stationary Phase Chemistries N F F F C F F CH 2 Si Si O CH 3 Si Si O Si Si O C18 Cyano Pentafluorophenyl propyl 19 sales@chromtech.net.au, Tel: , Fax:
20 Fluoroquinolone Stationary Phase Selection 1 / 2 Conventional C18 3 5um, 150 x 4.6mm 4 20% Acetonitrile Time (min) Cyanopropyl 5um, 150 x 4.6mm 2/3 4 20% Acetonitrile Time (min) PFP Propyl 5 5um, 150 x 4.6mm % Acetonitrile 6 Mobile Phase: A =10mM Potassium Phosphate, ph 2.5 : B = ACN Flow rate: 1.0 ml/min UV 220 nm Sample Volume: 5µl of 50µg/mL Time (min) 20 sales@chromtech.net.au, Tel: , Fax:
21 Example: Steroid Hormones estriol estrone Preliminary Separation estradiol 1 2 / 3 ethynyl estradiol 6 5 3µm, 50mm x 4.6mm Column Mobile Phase 50:50 Water:Acetonitrile Flow rate: 1.5 ml/min, isocratic UV 254nm Temperature: Ambient testosterone norethindrone sales@chromtech.net.au, Tel: , Fax:
22 Comparing Alkyl and Phenyl Phases Conventional Phenyl CH 3 Si CH 3 O Characteristics Retention through π π interactions Moderate hydrophobic attraction/retention Best for aromatic or unsaturated compounds Alternate selectivity to C18 Retention capacities not as predictable as C18 Methanol can be used to enhance retention and selectivity Si 22 sales@chromtech.net.au, Tel: , Fax:
23 O Aromatic Selectivity Alternate selectivity through π-π interactions: analytes with aromatic functionalities, double or triple bonds, and/or electron withdrawing groups phenyl Propyl Spacer Conventional Propyl phenyl Biphenyl Proprietary phase Increased retention and selectivity vs. phenyl phases Si Si O Si O Si O Si O Si O 23 sales@chromtech.net.au, Tel: , Fax:
24 Biphenyl Retention and Selectivity Analysis of Steroids estriol 1 ethynyl estradiol 5 1 C18 3um, 150x4.6mm / 6 7 Estradiol (β,α) 2 / 3 estrone 6 testosterone 4 norethindrone Time (min) Biphenyl 3um, 150x4.6mm 7 50:50 Water:ACN, 1.5 ml/min. isocratic, 254 nm Time (min) 24 sales@chromtech.net.au, Tel: , Fax:
25 Ultra II Can be Used on ALL (U)HPLC Systems Waters Acquity Shimadzu UFLC XR Agilent 1100 The Pressure Limit of the LC System Should be Used to Determine the Best Particle Size and Column Length 25 Tel: , Fax:
26 Ultra II for Conventional LC to UHPLC Waters Alliance 5um Waters Acquity 1.9um 26 Tel: , Fax:
27 Ultra II UHPLC Columns Agilent µm 2.2 µm 3 µm 5 µm 1290 Infinity 1200 RRLC sales@chromtech.net.au, Tel: , Fax:
28 Ultra II UHPLC Columns Waters Alliance Acquity 1.9 µm 2.2 µm 3 µm 5 µm Shimadzu Prominence UFLC XR 1.9 µm 2.2 µm 3 µm 5 µm 28 sales@chromtech.net.au, Tel: , Fax:
29 Ultra II UHPLC Columns Other LC Manufacturers 1.9um particle size 15,000psi/1000bar JASCO XLC Knauer UHPLC Perkin Elmer Flexar 1500 Thermo Accela um particle size 8,700psi/600bar Hitachi Dionex RRLC Perkin Elmer Flexar 1000 Thermo Accela Tel: , Fax:
30 Advantages of Small Particle Packings <2µm, typically µm Significantly higher efficiencies Better resolution Shorter columns and faster run times Increased flow rates Flatter van Deemter curve Higher throughput Higher peak capacity Not Significant increases in selectivity 30 Tel: , Fax:
31 Next, we will look at a method optimization USP Method: Famotidine + Impurities First, select the best stationary phase Then, optimize the mobile phase Finally, reduce analysis time and solvents used Scaling down the particle size Scaling down the column ID and length 31 sales@chromtech.net.au, Tel: , Fax:
32 mau 268nm,4nm (1.00) 4 Impurity Analysis of Antacid Tablets Famotidine and Recognized Impurities using the USP Method on Allure C18 5µm, 4.6 x 250mm Famotidine Impurity A 2 Impurity B 3 Impurity C 4 Famotidine 5 Impurity D min 32 sales@chromtech.net.au, Tel: , Fax:
33 mau 268nm,4nm (1.00) 4 Impurity Analysis of Antacid Tablets Famotidine and Recognized Impurities using the USP Method on Instrument: Shimadzu Prominence UFLC XR (9500psi) Sample: Inj.: 10µL Conc.: 100 µg/ml 10 µg/ml each impurity Sample Diluent: Methanol Allure C18 5µm 4.6 x 250 mm column 1 Impurity A 2 Impurity B 3 Impurity C 4 Famotidine 5 Impurity D Mobile Phase: A: 93:7 100mM sodium citrate trihydrate in water (ph 6.0 with glacial acetic acid):acetonitrile B: Acetonitrile Time: %B 0min 0% 15min 0% 42min 48% 43min 0% 45min 0% Flow: 1.5 ml/min Temp.: 35 C Det.: 268 nm Way too long Concentrated buffer ph 6 shows RT shifts ACN mobile phase min 33 sales@chromtech.net.au, Tel: , Fax:
34 mau 268nm4nm (1.00) Impurity Analysis of Antacid Tablets Famotidine and Recognized Impurities Ultra II Aromax 5µm, 150 x 3.2mm 1 Impurity A 2 Impurity B 3 Impurity C 4 Famotidine 5 Impurity D 4 Mobile Phase: A: 20mM potassium phosphate (ph 2.5 w/ H 3 PO 4 ) B: Methanol Time: %B 0min 5% 15min 35% Flow: 2.0 ml/min Temp.: 40 C Det.: 268 nm min 34 sales@chromtech.net.au, Tel: , Fax:
35 mau nm4nm (1.00) Impurity Analysis of Antacid Tablets Famotidine and Recognized Impurities Ultra II Aromax 3µm, 150 x 3.2mm 1 Impurity A 2 Impurity B 3 Impurity C 4 Famotidine 5 Impurity D 4 Mobile Phase: A: 20 mm potassium phosphate (ph 2.5 w/ H 3 PO 4 ) B: Methanol Time: %B 0 min 5% 8 min 35% Flow: 1.2 ml/min Temp.: 40 C Det.: 268 nm min 35 sales@chromtech.net.au, Tel: , Fax:
36 mau 268nm4nm (1.00) Impurity Analysis of Antacid Tablets Famotidine and Recognized Impurities Ultra II Aromax 2.2µm, 50 x 3.0mm 1 Impurity A 2 Impurity B 3 Impurity C 4 Famotidine 5 Impurity D 4 Mobile Phase: A: 20 mm potassium phosphate (ph 2.5 w/ H 3 PO 4 ) B: Methanol Time: %B 0min 5% 4min 35% Flow: 1.2 ml/min Temp.: 40 C Det.: 268 nm min 36 sales@chromtech.net.au, Tel: , Fax:
37 Analytical Comparison Impurity Analysis Allure C18 (USP) 5µm 250 x 4.6mm 5µm 150 x3.2 mm Ultra II Aromax 3µm 150 x 3.2mm 2.2µm 3.0mm x 50 mm Analysis Time: Equilibration Time: Solvent Usage: ACN Usage: 45 min. 15 min. 8 min. 4 min. 15 min. 4 min. 6 min. 1.5 min. 90mL 38mL 17mL 6.6mL Yes No No No Method Optimized by Selecting the Best Stationary Phase, then Run Conditions! 11 fold reduction in analysis time 14 fold reduction in mobile phase consumption Select particle size based on HPLC system 37 sales@chromtech.net.au, Tel: , Fax:
38 NSAIDs on Ultra II Biphenyl mau 254nm,4nm (1.00) 1. Ketoprofen 2. Piroxicam 3. Sulindac 4. Diclofenac Ultra II Biphenyl 2.2um, 50 x 3.0mm Mobile Phase: 30:70 A:B A: 20mM K x (PO 4 ) y, ph 2.5 B: Methanol Flow: 1.2 ml/min Temp.: 40 C Det.: 254 nm Shimadzu Prominence UFLC XR Injection: 5 µl, 15 µg/ml each Sample Diluent: Methanol min 38 sales@chromtech.net.au, Tel: , Fax:
39 Fat-Soluble Vitamins on Ultra II C18 50 mau 280nm4nm (1.00) 1. Vitamin K2 2. Vitamin D2 3. Vitamin D3 4. Vitamin E Acetate 5. Vitamin K1 2 3 Ultra II C18 2.2um, 50 x 3.0mm Mobile Phase: 85:15 A:B A: Acetonitrile B: Methanol Flow: 1.5 ml/min Temp.: Ambient Det.: 280 nm Shimadzu Prominence UFLC XR Injection: 1µL, 100µg/mL each Sample Diluent: Acetone min 39 sales@chromtech.net.au, Tel: , Fax:
40 Organic Acids on Ultra II Aqueous C mau Ch1-226nm,0nm (1.00) Tartaric Acid 2. Quinic Acid 3. Malic Acid 4. Citric Acid 5. Fumaric Acid Ultra II Aqueous C18 5um, 150 x 4.6mm Mobile Phase: 100% A A = 20 mm potassium phosphate, ph 2.5 Flow: 1.0 ml/min Temp.: 30 C Det.: 226nm Shimadzu Prominence UFLC XR Injection: 5µL, 2000µg/mL each, Except fumaric acid at 10µg/mL Sample Diluent: Water min 40 sales@chromtech.net.au, Tel: , Fax:
41 Final Thoughts on Ultra II The Restek Advantage Stationary Phase Selection Provides the best options in method development Ultra II Columns are Completely Scalable Restek manufactured silica We offer the best particle size for Any LC System Conventional LC 3&5um Intermediate LC (600bar/8500psi) 2.2um Ultra High Pressure LC ( bar) 1.9um 41 Tel: , Fax:
42 Any Questions? Call Jim Thank you very much for your time! 42 Tel: , Fax:
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