What are the main applications?

Used for sterile filtration of solvents, aqueous solutions, gas filtration, phase separation, and air dust removal.

What materials are used for the filter?

The filter media is made of Polytetrafluoroethylene (PTFE).

47mm 0.22um Hydrophilic PTFE Disc Filter Membrane for HPLC

Name: 47mm 0.22um Hydrophilic PTFE Disc Filter Membrane for HPLC
Brand: JiAn City Qingfeng Filter Equipment Material Co., Ltd.
SKU: 804500065

Jiangxi, ChinaJiAn City Qingfeng Filter Equipment Material Co., Ltd.

Negotiable

10 Square Meters

Sample price:US$0.00/a4 size.Request sample

Product profile

Customization

Available

Material

PTFE

Usage

Air Filter

Model NO.

PTFE Membrane Filter

Thickness

150-250um

Basic Weight

<100g/m²

Type

Quantitative

Color

White

Types

Hydrophilc & Hydrophobic

Pore Size

0.1/0.2/0.45/1.0/3.0/5.0um

Membrane Roll Width

255/260/510/520mm

Diameter

Dia 13/25/35/47/50/60/77/90/100/150/200/300mm

Application

Medical,Pharmaceutical,Food & Beverage Industry

Certification

ISO9001,SGS

Packing

Plastic Bag + Carton Packing

Transport Package

Box and Customer Like

Trademark

QingFeng, OEM

Origin

China

HS Code

8421999000

Production Capacity

150000square Meter/Year

Key features

Excellent Chemical Compatibility: Compatible with almost all acids, bases, and solvents for versatile industrial use.

High Thermal Resistance: Maintains stability in high-temperature environments up to 85 degrees Celsius.

Customizable Dimensions: Available in diameters from 13mm to 300mm and various pore sizes.

Dual Wettability Options: Offered in both hydrophobic and hydrophilic types for different filtration needs.

High Particle Retention: Ensures effective filtration with low solubility and high retention rates.

Wide pH Range: Operates effectively within a pH range of 1 to 14.

Sterilization Ready: Can be sterilized by autoclave at 121C or EO gas for medical applications.

Direct Manufacturer: Produced by a direct Chinese manufacturer with advanced Japanese equipment.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

JiAn City Qingfeng Filter Equipment Material Co., Ltd.

Jiangxi, China

Business Type: Manufacturer/FactoryExport Year: 2012-01-01Nearest Port: shenzhen, shanghaiAverage Response Time: ≤3.64hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FAS, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryThe supplier operates in microporous filter membranes, filter equipment, and related import/export activities, with additional mask and protective-equipment trading scope. Evidence indicates OEM service for well-known brands, sample- and design-based customization, documented finished-product inspection instructions, three production lines, 11–20 quality-control staff, and stated output across filter products. R&D documentation is available for review, with one patent reported, but no SDK is available. The supplier has inventory capability, self-operated import/export rights, and approximately six years of export experience; however, no overseas agents, branches, warehouse, or showroom are reported. Service, complaint-handling, and supplier-assessment procedures exist but lack written records, while manufacturing lacks a valid contract with related subcontractors, ongoing batch quantity reconciliation, and an outsourcing SOP. Financial information identifies reporting years but does not provide sufficient...

Supplier typeThe supplier’s stated scope covers production and sales of microporous filter membranes and filter equipment, plus import/export activities. It also trades disposable medical masks, medical surgical masks, N95 masks, and labor protective equipment, subject to applicable approvals.

R&D capabilityThe supplier reports R&D responsibilities covering new-product development and technical support, makes relevant design and validation documentation available for audit, uses GC-LC software instruments, and reports one patent. It also explicitly lacks an available SDK, limiting evidence of software-related innovation capability.

Production capacityThe supplier operates three production lines, has 11–20 quality-control staff, reports inventory capability, and provides output information for filter housings, syringe filters, membranes, capsule filters, and cartridges. Deficiencies include no valid manufacturing contract with related subcontractors, no ongoing batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier reports customization from samples and designs and provides OEM services for well-known brands. These statements directly support both product customization and established OEM capability.