Digital Hydraulic Oil Interfacial Surface Tension Meter du nouy ring Tensiometer ASTM D971

• Introduction: 

The instrument is designed and made as per national standard of People's Republic of China GB/T6541 Standard Test 

Method for Interfacial Tension of Oil against Water by the Ring Method. 

It is used to determine the interfacial tension between mineral oils and water under non-equilibrium condition (Liquid-Liquid interface). 

It can also be used to determine interfacial tension of various liquids (Liquid-Gas interface).

• Specifications:

 Penetration Tester Parameters:

I. Main technical specifications

The instrument adopts large LCD screen and blank button, so it is automatic, reliable, and simple and with good

 repeatability. Turn on the instrument and operate the instrument as per the prompt of menu, and you can complete the

test as per the prompt. The instrument has function of automatic temperature compensation, clock control, printing, and 

automatic average value calculation. It can connect to a computer through RS232 interface. You can also send the test 

data to a handheld computer for analysis. It is the best choice to make determination for interfacial tension test.

 

• Workshop

*Over 10 years trading experience of Lab instruments
*50 years experience in R&D and manufacturing Cast GOLD Brand
*Passed ISO9001 international quality system certification
*Mainly develop and produces analyzing instruments for petroleum Products and Asphalt 
analyzing equipments for Highway Engineering.
*our companys productions have become highly intelligentized and widely cover.With strong 
technical force and strong development, new products have been launched continuously.





 

• Gold Equipment Service:

If you face any problems in future during testing process we promise we will give you a reply within 48 hours and solution provide within 3 working days.

We can offer operation video and English operation muanual. We can provide video-con.

Onsite Service:

1.Device installation; 2.Equipment Operation Test Technology training;3.Equipment Calibration;4.Daily maintenance and maintenance of equipment

Free technical training for visiting factories

24-hour Online contact

Free software upgrades

Free information:

1.Product Instruction;2.Product operation instruction/video;3.Experiment Test (test application, test report)

Device Problem Handling:

1. Social media 24 hours online communication;

2. Mail Seamless Docking;

3. Video Conferencing;

4. Artificial free door-to-door service

• Exhibition

We have developed sales channels in many countries such as UAE, Saudi Arabia, Iran, Malaysia, Thailand, Pakistan, India, Germany, Belgium, USA, Mexico, Kenya,

Nigeria, South Africa and other countries worldwide. And we have gained strong advantage and high reputation in international market.

After several years' development, our products have become high intelligent and wide coverage. 
And our company has become one of the leading manufacturer of petroleum testing instrument and electrical testing instrument.

Please feel FREE to contact us if you have any needs. And welcome to visit our OFFICIAL WEBSITE at:

http://chinainstrument.en.made-in-china.com