Phenex-PTFE 15mm Syringe Filters 0.2u,, Non-Sterile, Luer/Slip, 100/Pk
Бренд: Phenomenex
Phenex-PTFE Filter
PTFE is Best Recommended for Aggressive or Pure Organic Solvent Applications
For 100% Organic Solutions
| PTFE, Teflon® (Polytetrafluoroethylene) |
|---|
| Well-suited for the clarification of non-aqueous samples |
| Hydrophobic membrane, excellent for filtration of organic-based, highly acidic or basic samples and solvents |
| A hydrophobic membrane, that can be made hydrophilic by wetting with alcohol and then flushing with deionized water |
Analysis of Aromatic Active Ingredients Contained in a Commercially Available Topical Sunscreen
Sample Preparation
- A sample of sunscreen was dissolved in 10 mL of reagent grade ethanol.
- The sample was vortexed and centrifuged (@ 4700 rpm)
- Filter it through a Phenex PTFE 0.45 µm Syringe Filter (Part No.: AF0-1102-52)
Clean up and Filtration of Topical Sunscreen
| Column: Kinetex® 2.6 μm Biphenyl | |
| Dimension: 100 x 4.6 mm | |
| Part No.: 00D-4622-E0 | |
| Mobile Phase: A: 0.1% TFA in Water B: 0.1% TFA in Acetonitrile | |
| Gradient: Time (min) 0 0.5 10 13 14 17 | % B 40 40 100 100 70 70 |
| Flow Rate: 1.50 mL/min | |
| Temperature: 40 °C | |
| Detection: UV-VIS (@ 310 nm) | |
| Injection Volume: 10 μL | |
| Samples: 1. Oxybenzone 2. Octisalate 3. Homosalate 4. Avobenzone 5. Oxycrylene | |
Optimized Filtration of Ginger Formulation Pills Using Phenex PTFE Syringe Filters and Kinetex 2.6 µm Biphenyl LC Column
Sample Preparation
- Dissolve a Gaia® Supreme Ginger Pill in 10 mL of Methanol/Water (80:20) into a Verex™ Vial
- Filter it through a Phenex PTFE 0.45 μm Syringe Filter (Part No.: AF0-1102-52)
Ginger Pill Sample Filtered by A Phenex PTFE Syringe Filter
| Column: Kinetex® 2.6 μm Biphenyl | |
| Dimension: 50 x 4.6 mm | |
| Part No.: 00B-4622-E0 | |
| Mobile Phase: A: 0.1 % Phosphoric Acid in Water B: 0.1 % Phosphoric Acid in Acetonitrile | |
| Gradient: Time (min) 0 7 9 9.5 12.5 | % B 30 100 100 30 30 |
| Flow Rate: 1.8 mL/min | |
| Temperature: 30 °C | |
| Detection: UV @ 282 nm | |
| Injection Volume: 2μL | |
| Samples: Pill | |
Sugar Analysis
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