色翁荡息又大又硬又粗又爽小玲_欧美《熟妇的荡欲》在线观看_日本a√在线观看_欧美大片

歡迎來上海碩光電子科技有限公司!
產品分類Product categories
首頁 > 產品中心 > > 本生燈 > Bunsen burner

產品名稱:Bunsen burner

產品型號:

更新時間:2017-07-05

廠商性質:生產廠家

訪問次數:3427

產品報價:

產品特點:Bunsen burner can be used to heating the non combustible objects or solution. It can be used to heating the object to the high temperature. Maximum temperature is close to 1900 ° C.

產品詳細資料:

The company produces a series of Bunsen burner,it Is based on the requirements of various types of science laboratory, High quality materials, processed with advanced technology. Has heating efficient, uses safety but inexpensive advantages, Prices far below achieve equal quality levels imports product standards, that Is you choose Excellent ideal programs in Experimental equipment.
Bunsen burner () is one of the common temperature heating tools in Science Laboratory. The tool is named after Robert •  William • Bunsen. The inventor is his assistant Peter Desdega. He first made a paragraph heater. And Faraday improved it in 1855. can burn gas safely.
Flame will not be back into the gas supply pipe. Fuel is usually coal gas or natural gas, propane gas, etc.
Product Features:
can be used to heating the non combustible objects or solution. It can be used to heating the object to the high temperature. Maximum temperature is close to 1900 ° C.
Because the heating temperature higher than the alcohol lamp, Therefore, the lamp must be used more heat-resistant material of metal. Also, because its fuel is gaseous at room temperature.Use should pay special attention to the safety of pipelines. used to pay attention to use of safety. You must first check whether all the switches in the closed state before use it. Sure all switches are closed state, Can open master switch.
 

 相關同類產品:

留言框

  • 產品:

  • 您的單位:

  • 您的姓名:

  • 聯系電話:

  • 常用郵箱:

  • 省份:

  • 詳細地址:

  • 補充說明:

  • 驗證碼:

    請輸入計算結果(填寫阿拉伯數字),如:三加四=7

上海碩光電子科技有限公司 版權所有

ICP備案號:滬ICP備14032911號-5 管理登陸 技術支持:化工儀器網   總流量:473248  sitemap.xml

在線客服
  • 劉先生

    021-65682142

    13816422470

在線客服
用心服務 成就你我