Multiply sealed ,non-permeable,flow-adjustable,and easy to operate
Shanghai Sunrise Instrument Co.,Ltd. was founded in Jan. 2008. We specialized in gas sample bag,flue gas sample bag,liquid and solid sample bags.According to E-Switch® design concept ,we have developed our own dedicated flow-adjustable multi-functional valves,Ptfe valves and pvdf valve which have won several national patents that allow no copy.E-Switch® flow-adjustable multi-functional valves have the most complete functions and interface sizes in this line and they can be applied to hoses with 3 to 6mm in diameter.They don't leak even when taken for samples for 15 times,which is of number one priority in the industry.Our products are excellently air proof,quality stable and have obtained pantent.
E-Switch® gas sample bags are mainly made from 4 film inchluding aluminum foil,Tedlar pvf ,Fep film, polyvinyl fluoride PVDF. Valves are mainly made from 3 materials named polypropylene,polyvinyl fluoride and polyterafluoroethyene. Gas sample bags of capacities from 5ml to 4000 liters can be tailored to meet customers' requirements.Our products are popular at home and abroad.The application fields include automobile VOC detection,indoor and outdoor VOC detection,petroleum chemical industry,natural gas,agriculture and soil, scientific research institution,colleges and universities and the third-party testing.