亚洲va国产va天堂va久久,国产日韩1111117,欧美孕妇孕交高潮喷水网站,日日操夜夜操天天送

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

產(chǎn)品名稱:Bunsen burner

產(chǎn)品型號:

更新時間:2017-07-05

廠商性質(zhì):生產(chǎn)廠家

訪問次數(shù):3698

產(chǎn)品報價:

產(chǎn)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(chǎn)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(guān)同類產(chǎn)品:

留言框

  • 產(chǎn)品:

  • 您的單位:

  • 您的姓名:

  • 聯(lián)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(jié)果(填寫阿拉伯數(shù)字),如:三加四=7

上海碩光電子科技有限公司 版權(quán)所有

ICP備案號:滬ICP備14032911號-5 管理登陸 技術(shù)支持:化工儀器網(wǎng)   總流量:492835  sitemap.xml

在線客服
  • 劉先生

    021-65682142

    13816422470

在線客服
用心服務(wù) 成就你我
色哟哟国产| 欧美亚洲免费综合色| 精品人妻久久区二区三区 | 性狠狠18禁久久久久久| mmm四虎影院| 秋霞人体人体一区二区| 任我爽AV在线| 亚洲日韩精品无码AV一二三区 | 91五月丁香婷| 四虎免费永久观看| 亚洲精品国产欧美| 极品少妇XX00| 欧美精品3atv一区二区三区| 亚洲第一色图网站| 欧美日韩精品123| 外国黄片免费观看| 国产美女久久精品香蕉| 免费看大黄网| 日韩免费毛片中文字幕| 亚洲人久久久综合网站| 国内无码久久| 无码人妻激情系列| 97国产精选| 国产精品久久久久久久久久久久午| 天堂网中文在线| 国产肥熟女一区二区免费| 青青草.99| 精品少妇精品| 99久久久国产精品齐齐齐齐| 国产品精品视AV| 精品国产亚洲AV熟女| 国产一区二区在线视频观看| AV狠狠色超碰丁香婷婷综合久久 | AV天美传媒| 熟女爱91| 深夜国产片内射| 下部无码| 无码aⅴ精品一区二区三区浪潮| 亚瑟国产精品一区二区| 亚洲无码中文字幕综合| 中文字幕国产精品|