Glass Fiber Syringe Filter

Filter Media: Glass Fiber
Housing: Medical PP
Pore Size: 0.45μm, 1.0μm, 1.6μm
Diameter: 4mm, 13mm, 25mm, 33mm, 50mm

Availability: In Stock

Select: Glass Fiber Syringe Filter, Sterile Glass Fiber Syringe Filter

Glass fiber syringe filters are high-flow laboratory filtration devices designed for efficient particulate removal, sample clarification, and pre-filtration of aqueous and biological solutions. Featuring a glass fiber membrane with excellent flow characteristics, these filters are widely used in research, analytical workflows, and routine laboratory applications.

What Are Glass Fiber Syringe Filters?

Glass fiber syringe filters consist of a glass fiber filtration membrane housed in a laboratory-grade polypropylene casing with Luer compatible connections. When fluid is pushed through the filter using a syringe, the glass fiber membrane traps particulate matter effectively while allowing faster flow rates compared to many polymer membranes.

Because of their high porosity and structure, glass fiber syringe filters are excellent for mechanical filtration, especially for samples with high particulate loads or viscous liquids.

Key Features

High Flow Filtration: Glass fiber membrane delivers rapid filtration, saving time in the laboratory.
Wide Pore Size Range: Available in multiple pore sizes suitable for coarse to fine particulate removal.
Various Diameters: Multiple diameters ensure compatibility with different syringe sizes and volumes.
Durable Construction: Strong polypropylene body and glass fiber membrane ensure stable performance.
Standard Luer Fittings: Easy connection with common lab syringes.
Pre-Filtration Role: Ideal as a prefilter before finer membrane filtration (e.g., CA, Nylon).

Applications in the Laboratory

Glass fiber syringe filters are widely used for:

Pre-filtration of samples before fine membrane filtration
Clarification of particulates in aqueous solutions
Filtration of viscous or particle-laden liquids
Sample cleanup before HPLC or analytical measurements
Routine laboratory filtration tasks in research and testing

Glass Fiber Syringe Filter Models & Specifications

Attribute	Specification
Membrane Material	Glass Fiber
Pore Size Options	0.5 μm, 1 μm, 3 μm
Diameter Options	13 mm, 25 mm, 33 mm
Housing Material	Polypropylene (PP)
Compatible Connection	Standard Luer
Recommended Use	Pre-filtration / Particulate removal

Glass Fiber Syringe Filters vs Other Syringe Filter Types

Glass fiber syringe filters differ from other membrane syringe filters such as cellulose acetate (CA) or nylon in their primary use case: **high flow and pre-filtration** rather than fine sterile filtration.

Glass Fiber vs Cellulose Acetate: Glass fiber excels in high flow and particulate load, while CA offers low protein binding for clearer filtrate.
Glass Fiber vs Nylon: Nylon filters are better suited for aqueous and biological solutions where moderate retention and low extractables are desired.

Frequently Asked Questions

What are glass fiber syringe filters used for?

Glass fiber syringe filters are used for rapid, high-flow sample filtration, especially for samples with high particulate content or when a pre-filtration step is required before fine membrane filtration.

How do I choose the right pore size?

Choose pore size based on the size of particles you intend to remove. Larger pores (e.g., 3 μm) are suitable for coarse particle removal, while smaller pores (e.g., 0.5 μm) work for finer particulate clarification.

Can glass fiber filters be used for sterile filtration?

Glass fiber filters are primarily designed for mechanical and pre-filtration. For sterile or microbiological filtration, follow with a finer sterile membrane (such as CA or PES) for final filtration.

Are these filters compatible with all syringes?

Yes, these syringe filters feature standard Luer fittings compatible with most laboratory syringes.

Advanced Series Glass Fiber Syringe Filter

Technical Data

Filter Media	Glass Fiber
Diameter	4mm	13mm	25mm	33mm	50mm
Housing	Medical PP	Medical PP	Medical PP	Medical PP	Medical PP
Pore Size	0.45μm, 1.0μm, 1.6μm
Filtration Area	0.2cm²	1.3cm²	4.9cm²	8.5cm²	19.8cm²
Maximum Pressure	5.2bar	5.2bar	5.2bar	5.2bar	5.2bar
Process Volume	2mL	10mL	100mL	200mL	5000mL
Pre-filter	1μm GF or PP	1μm GF or PP	1μm GF or PP	1μm GF or PP	1μm GF or PP
Hold-up Volume	< 10μL	< 50μL	< 100μL	< 200μL	< 350μL
Inlet	Female Luer Lock	Female Luer Lock	Female Luer Lock	Female Luer Lock	Stepped barb
Outlet	Male luer slip	Male luer slip	Male luer slip	Male luer slip	Stepped barb
Operate temperature	60°C

Ordering Information

Item Code	Pore Size(μm)	Diameter(mm)	Sterile	Pre-filter	Quantity/pk
SLGF1345N	0.45	13	No	No	100pcs
SLGF2545N	0.45	25	No	No	100pcs

Download All Ordering Information

Sterile Glass Fiber Syringe Filter

Technical Data

Filter Media	Sterile Glass Fiber
Pore Size	0.45μm, 1.0μm, 1.6μm
Diameter	4mm	13mm	25mm	33mm	50mm
Housing	Medical PP	Medical PP	Medical PP	Medical PP	Medical PP
Filtration Area	0.2cm2	1.3cm2	4.9cm2	8.5cm2	19.8cm2
Maximum Pressure	5.2bar	5.2bar	5.2bar	5.2bar	5.2bar
Process Volume	2mL	10mL	100mL	200mL	5000mL
Hold-up Volume	< 10μL	< 50μL	< 100μL	< 200μL	< 350μL
Inlet	Female Luer Lock	Female Luer Lock	Female Luer Lock	Female Luer Lock	Both inlet and outlet is 7-13mm stepped hose barb connection with 6:100 Luer slip
Outlet	Male luer slip	Male luer slip	Male luer slip	Male luer slip
Flow Direction	Flow should enter from the inlet				Both is fine
Maximum Operating Temperature	60°C
Sterilization	Gamma Irradiation
Endotoxin	≦0.25 EU/ML

Ordering Information

Item Code	Pore Size(μm)	Diameter(mm)	Sterile	Pre-filter	Quantity/pk
SLGF1345S	0.45	13	Yes	No	100pcs
SLGF2545S	0.45	25	Yes	No	100pcs

Download All Ordering Information