PTFE Syringe and Vent Filters

PTFE Syringe Filters

PTFE Hydrophobic Syringe Filters

Features:

Highly hydrophobic

Excellent chemical compatibility

Very low extractables

Superior flow performance compared to other hydrophobic membranes

Applications:

Clarification of nonaqueous lab reagents, solvents and samples

Filtration of nonaqueous chromatography samples and mobile phases

Venting and degassing

Pore Size	Filter Size	Filter Type	Filter Area (cm²)	Holdup Volume (µL)	Housing Material	Housing OD (mm)	Connections	Maximum Pressure (bar)	Recommended Sample Volume (mL)
	13mm	Abluo	0.76	<50	Polypropylene	18	FLL, MLL	5.0
	17mm	Cameo	1.40	<40	Polypropylene	22	FLL, MLL	5.5	<12
0.22µm (0.20µm)	25mm	Abluo	4.60	<100	Polypropylene	33	FLL, MLL	5.0
	30mm	Cameo	4.80	<100	Polypropylene	33	FLL, MLL	5.5	<120
	50mm	Advantec	19.6	<3000	Polypropylene	65	FLL, MLL	3.4	>100
0.22µm (0.20µm) Sterilized	50mm	Sterlitech	19.5		Polypropylene	72	FLL, MLL	3.0
	13mm	Abluo	0.76	<50	Polypropylene	18	FLL, MLL	5.0
0.45µm	17mm	Cameo	1.40	<40	Polypropylene	22	FLL, MLL	5.5	<12
	25mm	Abluo	4.60	<100	Polypropylene	33	FLL, MLL	5.0
	30mm	Cameo	4.80	<100	Polypropylene	33	FLL, MLL	5.5	<120
0.45µm Sterilized	50mm	Sterlitech	19.5		Polypropylene	72	FLL, MLL	3.0
0.5µm	50mm	Advantec	19.6	<3000	Polypropylene	65	FLL, MLL	3.4	>100

PTFE Hydrophilic Syringe Filters

Features:

Permanent hydrophilic treatment for ease of use with aqueous solutions

Excellent chemical compatibility including strong acids, bases, and oxidizers

Very low extractables

Applications:

Clarification of aggressive aqueous solvent solutions including amines, ketones, and polar aprotic

Filtration of both aqueous and organic chromatography samples, buffers, and mobile phases

Filtration of strong acids and bases

Pore Size	Filter Size	Filter Type	Filter Area (cm²)	Holdup Volume (µL)	Housing Material	Housing OD (mm)	Connections	Maximum Pressure (bar)	Recommended Sample Volume (mL)
0.22µm	13mm	Advantec	0.90	<30	Polypropylene	17	FLL, MLL	3.9	<10
(0.20µm)	25mm	Advantec	4.00	<100	Polypropylene	29	FLL, MLL	3.9	<100
	13mm	Advantec	0.90	<30	Polypropylene	17	FLL, MLL	3.9	<10
0.45µm	25mm	Advantec	4.00	<100	Polypropylene	29	FLL, MLL	3.9	<100

Vent Filters with PTFE Membranes

Applications

Sterile venting of filling vessels, including culture vessels and CO2incubators

Venting of holding tanks for sterile, distilled water and liquid culture media

Autoclave venting

In-line sterilization and particulate removal from air and gases

Protects vacuum systems from pathogen contamination and vacuum pumps from aerosol corrosion

Sterile gas introduction to bioreactors and culture vessels

Venting of bioreactors, fermentation tanks, and carboys

Filtering aggressive solvents in volumes beyond syringe filter capacity

Protects work area from airborne pathogens and hazardous vacuum pump exhaust or venting

Vent Filters With PTFE Membranes Specifications

	0.2 µm	0.45 µm
Membrane Type	Hydrophobic PTFE reinforced with Polypropylene	Hydrophobic PTFE reinforced with Polypropylene
Pore Size	0.2 µm	0.45 µm
Housing	Polypropylene	Polypropylene
Connectors	6 to 12 mm stepped barb or 1/8″ NPT	7 to 12 mm stepped barb or 1/8″ NPT
Filter Area	19.6 cm²	19.6 cm²
Air Flow Rate	27 L/min at 1 bar	32 L/min at 1 bar
Housing Diameter	63 mm	63 mm
Housing Length	53 mm	53 mm
Bubble Point (Ethanol)	0.6 bar	0.9 bar
Maximum Pressure	3.5 bar (50 psi)	3.5 bar (50 psi)
Sterilization	Autoclave at 121 °C or EtO. Autoclave up to 10 times	Autoclave at 121 °C or EtO. Autoclave up to 10 times
Biosafety	All materials passed USP Class VI testing	All materials passed USP Class VI testing

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