halogens

• Railway rolling stock . halogen free electrical conductors and cables
  铁路机车车辆.无卤化物电线和电缆
• Incandescent lamps - safety specifications - tungsten - halogen lamps non - vehicle
  白炽灯安全规范.卤钨灯
• Method for measuring the pinch temperature of quartz - tungsten - halogen lamps
  石英卤钨灯灯夹温度测量方法
• Does supplier have the ability to build the halogen - free product
  供应商是否有能力提供不含卤素的产品？
• Electric lamps - tungsten - halogen lamps with p28 bases and 89 mm lcl
  电灯.带p28型基座和89mmlcl的卤钨灯
• Gu10 gz10 reflector halogen lamps
  Gu10 gz10卤素冷反射灯
• Selective oxidation of secondary alcohols by halogen - based oxidants
  含卤族元素的试剂对二级醇的选择性氧化
• Electric lamps - tungsten - halogen lamps with g38 bases and 127 mm lcl
  电灯.带g38型基座和127mmlcl的卤钨灯
• Mr8 mr11 reflector halogen lamps
  Mr8 mr11卤素冷反射灯
• Electric lamps - tungsten - halogen lamps with g22 bases and 63 . 5 mm lcl
  电灯.带g22型基座和63 . 5mmlcl的卤钨灯