俺来也色色-精品国产4P一区二区-裸体自慰写真-久久国产精品77777-一本之道DVD不卡视频-92成人-亚洲免费A片-伊人狼人在线视频-三级免费播放器-理论片国产+欧美,学习成人A片,J大大奶,黑人借宿NTR中文字幕

Welcome to the official website of Changshu Hongjia Fluoride Technology Co., Ltd!

You Are Here:Home> Product display >Refrigerant
Heptafluoropropane

Heptafluoropropane

Heptafluoropropane (HFC-227ea/FM200) is a clean gas fire extinguishing agent that mainly uses chemical fire extinguishing and also has physical fire extinguishing effects; It is colorless, odorless, low toxic, non-conductive, non polluting to the protected object, and will not cause damage to property and precision facilities; Can reliably extinguish Class B and C fires as well as electrical fires

Contact Us

  • Company Address: Fluorination Technology Park, Changshu City, Jiangsu Province
  • Service Hotline: 0512-52818267
  • Technical Consultation: 0512-52626090
  • Contact phone number: 13601573215
  • Company email: xlu113549@gmail.com
+ wechat number:weiixnhao

Copy WeChat to WeChat