filtration membrane Introduction:
have different material with different diameters. All of our membranes from world largest membrane suppliers. Very stable quality, which guarantee stable quality, high precision of the membrane aperture, supply utmost protection for your instrument and GC column.

Wide Choice: 
We supply micro pore filter membrane. it is important to choose filter membrane correctly according to the solvent chemical characters.Our membrane material have: CN-CA, Nylon, PVDF and PTFE Diameter have: 13, 25, 47, 50, 100 and 150mm.Aperture diameter have: 0.22, 0.45, 0.8, 1.2 and 2.0um

Membrane Characters:
1. CN-CA membrane
Character: uniform aperture distribution, no medium fall off, sleazy, LOW Resistance, very   little adsorption, quick filtration,
2. Nylon membrane
Good ability for bear high temperature up to 121 centigrade, stable character, no need to moisture beforehand. uniform aperture distribution, have strong suppleness and adsorption.
3. PVDF membrane
This Membrane has high mechanical strength, anti expansion ratio is high, have good character for bear high temperature and chemical character is stable, albumen adsorption is very low, high ability of hydrophobicity
4. PTFE
Widely Chemical Compatibility, stable chemical stable character and inertia, good to bear high temperature, anti Strong acid and alkali poisoning high ability of hydrophobicity

Jinan Mao An Instrument Co., Ltd. professionally produce and sell kinds of Gas Generators and Lab Instruments. With mind of "Best product! Best Service! Best Credit!" , our company always do our best and take sincerity to cooperate with each customer. With 5 years international business experience, we are widely welcomed by worldwide customers.

Right now, our company mainly focuses on two fields. One is gas generator. We professionally do research and sell products such as "Hydrogen Generators", "Nitrogen Generators", "HHO Brown Gas Generators", "pure air generator", "Oxygen Generator", "Multiple Gas Generators" etc. Another field we are engaged in is Analytical Instrument field, products include laboratory used instruments & testing meters and other laboratory equipments with spare parts.

Up to now, we have not only sold products in China, but also exported our products to more than 30 countries and regions including the UK, USA, Canada, Austria, bulgaria, France, Belgium, Netherlands, Germany, Indonesia, Japan, India, Iran, Australia, Nigeria, Zambia, Guatemala, Nicaragua, Argentina, Saudi Arabia, New Zealand etc. High quality products with competitive prices are warmly welcomed by customers!

Years of domestic and overseas sales experiences let us meet customers' needs with the quickest speed and professional skills.

We warmly welcome customer joint us! Let us Win-Win Together!

Win-Win Together !