Our company is the southwest big instrument seller, presently on-line direct sale 10, 000 many kinds of below series instruments: The electronic balance, the luxmeter, the chromatograph, the acidometer, the conductivity, the electrophoretic apparatus, the moisture cryoscope, the viscometer, the turbidimeter, experiment the box, the centrifuge, the revolving evaporator, the oscillator, the mixer, the microscope, the dew point meter, the testing machine, the sclerometer, the metallography system type, to move to the fluid, the Abbe refractometer, the saccharimeter, the colorimeter, to turn on lathe the optical instruments, the ultraviolet analyzer, the pure water, the biochemistry analyzer, the enzyme sign meter, the course-and-speed computer, the counter, the water to stop the titrimeter, the salt mist box, the thickness gauge, the smoke idea, the ion meter, the field intensity indicator, COD, the BOD cryoscope, the mercury vapor analyzer, the mist and dust sampling instrument, the oil share density meter, the dissolved oxygen cryoscope, the pesticide residue cryoscope, the kelvin nitrogen determination apparatus, the air generator, pelletizer, curving tester, varnish film impactor, hemoglobin meter, ultraviolet ray spot instrumentation, petroleum product instrument, drug test instrument, gas instrumentation, instructional instruments, chemical reagent, glassware and so on. our user spreads the commodity inspection arbitration, the engineering supervision, the universities, colleges and institutes, the medicine chemical industry, the metallurgy, the vehicles manufacture, the electrical appliances, astronautics, the building materials, electronic, the electrician, the work culture and education, the instruments and meters, the optical instrument, the laboratory instrument, the instructional instruments, the analytic instrument, the universal apparatus measuring appliance primary device, special-purpose professions and so on instruments and meters primary device, elect