May 23, 2014 · If you intend to use syringe filters you will want to winterize. Forcing the saturated alcohol through the filter is laborious so you will want to limit the amount that you will flow through it. You will want to reduce the amount by evaporating some of the solvent, but in doing so you will force some of the solute (fats and waxes to precipitate
Mar 04, 2018 · 1.Get the most appropriate filter to use. 2.Draw 1ml of air followed by your sample in a sterile syringe. 3.Eject 1ml of the sample in a waste container. 4.Eject the rest of the sample in a clean vial for storage. 5.Push the air you initially drew into the same vial. This step will push out the remaining fluid and will reduce the held up volume.
Feb 10, 2022 · First, suck the sample into the syringe, invert the syringe and clear all the residues at the top. Then filter the sample in the syringe and inject it into the sample vial, and finally remove the filter. Finally remove the filter, draw air into the syringe, reconnect the filter head, and push out any residual sample.
Such as Sterile PTFE Syringe Filters and Sterile GF (Glass Fiber) Syringe Filters. The diameter specifications optional include 13mm, 25mm and 33mm, and the treatment capacity ranged from 0.5 mL to 200 ml. Membrane aperture specifications ranges from syringe filter 0.22μm to 0.45μm.
Choose a 13mm diameter barrel for 10mL samples and a 25mm barrel for 100mL samples. For inquiries and assistance, you can reach us at 1 800-878-7654 (Customer Service Line), 707-525-5788 (Local), +31 20 638 05 97 (Europe) or email Sales@CPIInternational.com.
Low protein and drug binding characteristics make it ideally suited for use in life sciences applications. These syringe filters are available as sterile or non-sterile, with or without glass fiber prefilter. *NOTE: Due to high demand, 13 and 25 mm diameter syringe filters are experiencing increased lead times. Small Filter Device Resource
Jul 18, 2019 · Syringe filters range in diameter from 4 mm to 50 mm. The larger the diameter, the more particles can be captured on the filter surface before it begins to block, leading to back pressure and the force that must be applied to the syringe plunger to extract the purified material.
PTFE Syringe Filters. PTFE syringe filters are hydrophobic and chemically resistant to all solvents, acids, and bases. PTFE does not impart any extractables to the filtrate. It's an ideal material for transducer protectors because it blocks water vapor. PTFE is ideal for filtering and de-gassing chromatography solvents.
Hold the syringe with the filter pointing up and “top off” by pushing a few drops through the filter. Place the filter tip over the collection container and push the sample through a syringe filter by applying gentle positive pressure. To purge the syringe filter and maximize sample throughput, remove the filter from the syringe and draw air into the syringe. Then reattach the filter and push the plunger to force some of the air through the filter.
Feb 17, 2020 · Step 2: Attach a syringe filter to the Syringe. Open the syringe filter package so that you can later pick the filter up easily, especially for individually packed sterile syringe filters. a. For sample volume < 10 mL. Draw a small amount of air (about 1 mL) into the syringe before loading the sample solution.
If you are using a leur lock filter, make sure you have properly secured the filter into the syringe tip, with the syringe filter facing up and “top”. Push a few drops of sample through the filter, place the filter on the overturned collection container, and gently apply pressure to push the sample into the syringe filter. The same sample
Use these all-plastic disposable syringes with your Titan3, Target2, and Choice Basic syringe filters. Comprising a polypropylene barrel and polyethylene plunger, these syringes eliminate problems with rubber or synthetic plunger gaskets and requires no silicone or oil lubricant in the barrel. Choose from in 1, 3, 5, 10, 20, 30, and 50 mL sizes.
Water and acetonitrile were passed through polypropylene or PTFE syringe filters (as indicated in legend), then used 1:1 (v/v) to prepare the mobile phase for UHPLC. The system was run at 0.25 mL/min for 600 min with backpressure recorded every 50 min. DP represents total change in backpressure after 600 min.
Syringe Filter Selection Guide. Use our quick, interactive syringe filter selection guide to find out what filter is best suited to your analysis. In a few clicks you can submit your recommendations and we will send you a free, personalised sample pack. While you are here you should also look at our filtration products page.
Filters are molded in the polypropylene housings, providing a reliable seal without the use of adhesives Female luer-lock inlet and male luer slip outlet Color coded by membrane type for easy identification, and membrane material and pore size are printed on the housing Available individually packed in peel-to-open paper/plastic blister packs Also available bulk packed in PVDF, PES, PTFE, and
Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 8mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack
Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 9mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack
Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 10mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack
Material: USP Type 1, Class A, 33 Borosilicate Glass
Volume: 2ml (standard volume) 1.5ml(actual volume)
Application: HPLC and GC system
Dimensions: 11.6 x 32mm
Neck Diameter: 11mm
Qty/Pack: 100pcs/pack
Payment: T/T
MOQ: 1pack