We are specialized in alcohol meter, density densitometers, densimeter, gauge, tester, measurement, alcoholmeters, concentration meter for sulfuric acid China. Our liquid meters technology and quality is same as the Anton Paar, but our price 1/10 of Paar. factory has obtained China ...

Changsha Qlong Instruments Co. Ltd . is an excellent supplier specializing in trading and manufacturing Our main products is spectrophotometers , hardness tester muffle furnace some testing analyzer . (moisture balance calorimeter ) and so on With a wide range good quality reasonable ...