???????? abc Dissolved oxygen meter (Germany) model com280 li

Dissolved oxygen meter (Germany) model: com280 data: M151922 applications: sewage treatment plant of drinking water and surface water in laboratory and in situ measurements features comfortable operation clear multifunction display and user guide of seawater salinity measurement and compensation of safe and cost-effective operation of the four commonly used 1.5V long battery life of about 3000H automatic power off dust,????? ?????????, waterproof (IP66) measurement range I:0-19.9mg/lresp,???????? ???.0-199%SATresp,??? ?????.0-200mbar measurement range II:0-90mg/lresp,supra ??.0-600%SATresp.0-1250mbar welcome everyone to come to the advisory,???????? abc!The price of electricity that western Beijing ambitious science and technology limited Gansu office contact: Miss Wei PHS: 0931-3311693 Tel: 0931-75315060931-7335140 0931-73351410931-7533337 fax hotline: 0931-7533337 24 hour hotline: 400-705-0014 QQ: 161545691090826380 e-mail: [email protected]d articles: http://www.redflymotorsports.com/for...=4612#post4612 http://www.laptoprehberi.com/threads...826#post167826 http://forum.o33.com/showthread.php?p=927981#post927981