SEDEX 90LT Presentation
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1 SEDEX 90LT Presentation HPLC 2011, Budapest SENSITIVITY FLEXIBILITY SEDERE EXPERIENCE
2 SEDEX 90LT Technology SEDEX 990LT 0LT Light Source Selected Blue-Violet Laser 405nm 10mW Output
3 SEDEX 90LT Technology SEDEX 90LT Light Source Laser Advantages: The beam is focused. The output light power is higher than LED or power LED. Why 405nm? This wavelength corresponds to the maximum sensitivity of the PMT. This laser wavelength are now available in production thanks to blu-ray discs.
4 SEDEX 90LT Sensitivity Generic HPLC/LT-ELSD Method for Lipids Chromatogram of the Simultaneous HPLC/LT-ELSD Analysis of Fatty Acids, Fatty Alcohols, Fat- Soluble Vitamins, Mono-, Di- and TriGlycerides and Related Compounds. Standard mixture: 25 Compounds (see Table next slide) Injection volume: 2µL Column: Hypersil GOLD (1,9µm, 2,1 x 200mm), 60 C Flowrate: 0.3mL/min Eluent: A: MeOH/ACN/H2O/Formic acid (500:300:198:2) - B: MeOH/Acetone/Formic acid (598:400:2) Gradient: 0-3 minutes: 100%A, 3-43 minutes: from 100%A to 100%B Detector: SEDEX 90LT, 28 C, 3.5Bars
5 SEDEX 90LT Sensitivity RT %RSD (n=6) LOD (S/N=3) Minutes RT Response ng (o.c.) 1 - Lauric acid * 2 - Linolenic acid Myristic acid Retinol (Vit A) Linoleic acid Monolein Generic HPLC/LT-ELSD Method for Lipids 7 - Palmitic acid 8 - Oleic acid 9 - Hexadecanol 10 - Stearic acid Octadecanol Eicosanol Cholesterol Down to 500 Picograms! 14 - Docosanol 15 - a-tocopherol (Vit E) 16 - Vitamin K Squalene Diolein Trilaurin Trilinolenin Trimyristin Coenzyme Q Trilinolein Tripalmitin * Semi-volatile compound 25 - Triolein
6 Caffeine 8ppm CNLSD (Condensation Nucleation Technology) S/N = 143 LOD # 1.7ng Other ELSD Injection: 10µL Column: Zorbax Eclipse XDB-C18 (5µm, 4.6x150mm), 20 C Mobile Phase: H2O/ACN (80:20) Flow rate: 1.0mL/min Detector: 40 C, 3.5Bars, G12
7 Parabens (10ppm each) SEDEX 90LT 3 CNLSD FULL SCALE 100ng 1 EtP 2 Methyl P: S/N # 5.1 LOD # 59ng Methyl P: S/N = 10.4 LOD # 29ng Butyl P: S/N = 97 LOD # 2.9ng 1: methyl paraben, EtP: ethyl paraben, 2: propyl paraben 3: butyl paraben Injection: 10µL Column: Zorbax Eclipse XDB-C18 (5µm, 4.6x150mm), 20 C Mobile Phase: H2O/ACN (from 50:50 to 25:75 in 7 minutes) Flow rate: 1.0mL/min Detector: 28 C, 3.0Bars, G12
8 Linearity (Hydrocortisone) CNLSD R2 = 0,9927 y = 0,4862x - 69,867 R2 = 0,9995 S90 S85 Charged Aerosol Detection Technology y = 0,3184x - 80,061 R2 = 0,9973 R2 = 0,9667 Injection: 10µL (From 5ppm to 1000ppm) Column: Zorbax Eclipse XDB-C18 (5µm, 4.6x150mm), 20 C Mobile Phase: H2O/ACN (45:55) Flow rate: 1.2mL/min Detector: 40 C, 3.5Bars, G5
9 HPLC Analysis of Cortisone and Cortisol (500ng each on Column - Inset: 10ng each on Column) Minutes SEDEX 90LT Charged Aerosol Detection Technology Injection: 10µL Column: Stability Basic C18 (5µm, 4.6x250mm), 40 C Mobile Phase: H2O/MeOH (47:53) Flow rate: 1.0mL/min Detector: 40 C, 3.5Bars, G12
10 Response Curves for Cortisone and Cortisol y = 1,2668x - 396,57 R2 = 0,9935 y = 1,2668x - 396,57 R2 = 0,9935 SEDEX 90LT Charged Aerosol Detection Technology Injection: 10µL (From 5ppm to 1000ppm) Column: Stability Basic C18 (5µm, 4.6x250mm), 40 C Mobile Phase: H2O/MeOH (47:53) Flow rate: 1.0mL/min Detector: 40 C, 3.5Bars, G8
11 HPLC Analysis of Phenolic Acids Inset: 20ng each Gallic Acid Protocatechuic Acid Chlorogenic Acid Gentisic Acid 4-HPAC Inset: 10ng each! Charged Aerosol Detection Technology SEDEX 90LT Injection: 10µL (20ppm each) Column: Stability Basic C18 (3µm, 3.0x150mm), 20 C Mobile Phase: H2O/ACN (86:14) Flow rate: 0.6mL/min Detector: 40 C, 3.0Bars, G12
12 Linearity: Phenolic acids (Gallic acid, Protocatechuic acid, Gentisic acid, Chlorogenic acid and 4-HPAC) Resp. % # +/- 8% Injection: 10µL (From 5ppm to 1000ppm each) Column: Stability Basic C18 (3µm, 3.0x150mm), 20 C Mobile Phase: H2O/ACN (86:14) Flow rate: 0.6mL/min Detector: 40 C, 3.0Bars, G5 SEDEX 90LT Repeatabilty: %RSD (n=6) at 200ppm Gallic acid: 0.6% ; Protocatechuic acid: 2.2% ; Chlorogenic acid: 0.6% ; Gentisic acid: 2.5% ; 4-HPAC: 1.7%
13 Linearity: Phenolic acids (Gallic acid, Protocatechuic acid, Gentisic acid, Chlorogenic acid and 4-HPAC) Resp. % # +/- 17% Charged Aerosol Detection Technology
14 Efficiency: Peak Width (Hydrocortisone 100ppm) CNLSD Charged Aerosol Detection Technology SEDEX 90LT Injection: 1µL Column: No column Mobile Phase: ACN/H2O (50:50) Flow rate: 0.25mL/min Detector: 40 C, 4.0Bars, G8 U-HPLC Nebulizer PW (1/2) = 1.0s
15 Efficiency (peak width): Phenolic acid mix (Gallic acid, Protocatechuic acid, Chlorogenic acid and 4-HPAC) Gallic Acid (PW (1/2) = 0.8s) Protocatechuic Acid (PW (1/2) = 0.8s) Chlorogenic Acid (PW (1/2) = 0.9s) 4-HPAC (PW (1/2) = 1.0s) Inset: 4ng each Injection: 1µL (250ppm each) Column: Zorbax SB-C18 (1.8µm, 2.1x50mm), 60 C Mobile Phase: 50mM Ammonium formate, ph:3/acn (86:14) Flow rate: 0.7mL/min Detector: 37 C, 3.5Bars, G10-12, U-HPLC Nebulizer SEDEX 90LT
16 U-HPLC Analysis of Phenolic Acids (250ng each on Column) with Corona Ultra and Other ELSD Other ELSD
17 Normalized Response for Four Phenolic Acids by U-HPLC Other ELSD Charged Aerosol Detection Technology, Optimized for U-HPLC SEDEX 90LT
18 Overall Dynamic Range
19 Overall Dynamic Range: Over Four Orders of Magnitude!
20 Solvent Gradient Effect (Hydrocortisone) CNLSD SEDEX 90LT Charged Aerosol Detection Technology Injection: 10µL Column: No column Mobile Phase: ACN in H2O (0, 10, 20, 30, 40, 50,, 100%) Flow rate: 1.0mL/min Detector: 40 C, 3.5Bars, G12
21 Sedex 80LT The Cost-Effective SENSITIVITY FLEXIBILITY SEDERE EXPERIENCE Sedex 85LT The Standard Sedex 90LT The Ultimate
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