They are normally used for general purpose, and they are sorted in two types as mercury and organic liquid. Mercury-in-glass thermometers' measuring range is between -50 to 600 degree C,and organic liquid-in-glass thermometers' range is between -100 to 200 degree C coding with red or blue color. The length could be varied according to customers' requirements. Product Name : Outside-scale Industrial Glass Thermometers Model No. : LX-006 Place of Origin: China Features: 1)V-shaped case (outside-scale). Straight form or 90?angle form. 2)Thermometer fluid:Mercury,blue or red organic liquid. 3)Themperature range:-60 to 600 Celsius or Fahrenheit. 4)Upper part:Aluminum die easting gold anodised. 5)Upper Length:110,150,200mm 6)Lower part:Brass(temperature ≤300 Celsius ) or Stainless steel or Cargon steel A3(temperature>300 Celsius) 7)The lower part:30 to 500mm 8)Thread: 1/2" BSP,NPT,BSPT or M20X1.5 etc, or as customer's request Min Order Quantity:1,000pcs Payment Term: T/T in advance,L/C at sight Price Term: FOB,CIF