精品少妇人妻av一区二区丨99精产国品一二三产区在线丨精品无码国产一区二区三区51安丨在线播放无码字幕亚洲丨国产成人精品综合久久久久

IS09001 IS014001 / IS045001 certification enterprises

• 
  Service hotline：

  0577-86387100

• 
  Receipt mail：

  jigaotest@163.com

Cn丨English

Home
About us
Products
News
Honor
Case
Detection
Recruitment
Contact us

Customer case

• Customer case

cooperative client

• Military industry, state-...
• Scientific research insti...
• Detection unit
• Colleges,universities
• Industry, company
• Molecular materials, chem...
• Medical care, electrical ...
• Packaging, sanitary artic...
• Automobile, new energy
• Earthwork construction ma...

YG261 mask gas exchange pressure tester

【Scope of application】

It is used to determine the pressure difference index of medical surgical masks under specified conditions.

【Guideline】

YY 0469-2004 Technical requirements for medical surgical masks

Y/T 0969-2013 disposable medical mask

Previous     Next

• About us
• Products
• News
• Honor
• Case
• Detection
• Recruitment
• Contact us

Contact

Tel：0577-86387100
        0577-86387200

Email address: jigaotest@163.com

Address: No. 1, Fudebao Road, Gaoxiang Industrial Zone, Xinqiao Street, Ouhai District, Wenzhou, Zhejiang

scan

Wenzhou Jigao

Home

About us

Products

Contact us