Lab Portable Chemistry Mini Vacuum Pump with CE

Product Description                                        Diaphragm Vacuum Pump(GM-0.25F) Working Principle: The reciprocating movement of the diaphragm compresses and stretches the air in the pump chamber to form a vacuum, under the effect of the pressure difference, which is generated between the pump suction port and the external atmospheric pressure,the gas is pressed into the pump chamber,and then discharged from the exhaust port.           Relative Products:Main Feature:•Chemical Resistance•Compact•100% Oil-free •Plug and play  •Small Footprint•Fixing Sucker •Low Maintenance•Low noise and Low Vibration•Thermal protection device  Applicaiton: It is widely used in scientific research laboratories, instruments and meters, chemical analysis, bioengineering, automatic control, environmental protection, water treatment and many other fields.For example:Vacuum AdsorptionSolvent FiltrationVacuum DisillationVacuum DryingCompressing And Converting GasSPE (Solid Phase Extraction) Packaging & Shipping CertificationsCompany Profile Tianjin Jinteng Experiment Equipment Co.,ltd is renowned as an experienced manufacture of Vacuum Pumps and Filtration Apparatus since 1993.We are located in Tianjin Binhai New Hi-Tech Zone,a villa style facility with 400 square meters,which includes research,development,production,inspection and selling department.Our sales network is spread throughout China to extends to the United States,Europe,the Middle East,Asia and other regions of the world.We have a long-term strategic cooperation agreement with the top 500 multinational companies. Welcome your inquiry. FAQ1.Are you a factory or distributor?    We are a factory,established in 1993.  2.What's the minimum order quantity?     One set /One pkt 3. What is the delivery time?     3-5 working days after payment for regular models and 5-10 working days for customized models. 4. Can you accept OEM or ODM?     Yes, we can. 5.What is your Package?   Packed with standard carton and anti-shock foam protection inside,or according to your requirement. 6.After-Sales Service:1). One-year Warranty 2).Training how to install and operate the instruments by video 3).7*24hoursTechnology Support by e-mail/Wechat/Mobile phone 7. How to choose the suitable equipment?    Tell us your requirements, our professional sales will introduce you the most suitable model. 8. How about the warranty for your products? All of our products have one year warranty. During the guarantee period, if there are any problem with our instrument, we will help you to solve it by sending pictures, videos or free spare parts until things get fixed. Out of guarantee, we will also help you solve the problem,but not including send free spare parts to your country. 9. Can you offer the technical support, online or site training?We will offer technical support like operating manual, operating videos to support or provided training material of the detailed products you are interested in. If you have chance to come to Tianjin, welcome to our office, we have samples here, and we can show you how to operate them. /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1