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High borosilicate glass spherical suction tube cylindrical water mouse thickened air flow suction pump

Thick-walled pressure-resistant bottle PTFE plug screw-top pressure-resistant tube 75ml100ml150ml350ml sealed hydrolysis

Glass mercury sealed stirrer sleeve 5087 mercury sealed sleeve 14/19/24/29 Laboratory glass instruments

Sampling tube ozone removal cartridge tube aldehyde ketone cartridge collection environmental air monitoring

Glass with piston vacuum receiving tube 105-degree vacuum receiving tube tetrafluoro piston air pumping pipe distillation tube

Glass high temperature resistant Erlenmeyer flask filtration device porous plate vacuum filtration triangular vacuum filtration

High borosilicate high vacuum throttle 90 degree valve all-inclusive PTFE core resistant to high temperature, acid and alkali

500ml inclined three-mouth cylindrical flat bottom reaction kettle mouth 24X24X24 glass opening reactor flask

Glass bent neck triangular funnel digestion tube feeding funnel long diameter conical funnel 30mm40mm50mm60mm70mm80mm90mm100mm

100ml upper and lower different neck measuring cylinder big belly standard mouth measuring cylinder with liquid storage cup

Laboratory glass oil-water separator water distiller glass water separator 5ml10ml20ml

Glass water separator oil water separator 24*19 caliber laboratory glass instrument