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Although <br /> t brarAs Of COnductivitY metcTs Vary, mitis Wort procedures ire s <br /> ar#ctr a, <br /> Of them. A generalized ition Procedure follows: <br /> I: <br /> Turn,on the iasinment,cbeck the battety,xW allow to watm up if <br /> AcCeSsar `• <br /> 2.. Rinse <br /> the conductivity probe =d ternperature probe with (Icionized water then p in <br /> the Standatd solution- aft Forward Landfill conductiVitie s am Usually within Soo to 1500 <br /> therefore the 1 000 umhosn sohition is appmpriate to use. <br /> 3. Adjust the meter for the appropriate conductiviry scale and temperature the read the <br /> eon <br /> If required l- e" 4ustment On the meter to con=t.the instrument to read <br /> the correct conductivity, <br /> The Calibration be recorded an a conductivity cakinatiog.jog. Copies ofcaliom. <br /> I*9s &r each i0divic-kept in-a; of _ t rav (L <br /> Y to assess whether the instrument is becoming nwm dif&Wt to calibraft <br /> and <br /> dwvfore needs adjustmentby ,r,or if new pmbes Mc-requfivcL <br /> Tuibsefity Measurement is spec€ to variations due to insUvraim#ddIL For this reason turbidity_ <br /> Mettm raust be calibrated before and after sampling<m each day d aLkastGj=C mort.during <br /> the y. , To caftlwatt a turbidity meter-the fintrument reading is 2&justed to read con=dy for <br /> solutions with a standa d tuxudity.stal - <br /> d turbiditY solutions are mixed to F2elmge i tions, font each. <br /> Standard solutiow for turbidity aM c0mmwiaily availabIe_ 11tose standards <br /> 8=purchawd fivsh god od aft=shelf fife lives vary dqmading on the <br /> bmud of StaWards used. if proVtpared solution is us4 d714 OPration date of`the sohWon va <br /> calibrationbe noted on the Ing. <br /> Although diftercutof turbidity metem vary, callibratiou procedures am sirruflar for all of <br /> the= A generalized Calibration rpt fb1lo : <br /> Tum on the hLitrurnent,check the battery,and show to warm UP if nwessary-. <br /> 23-43S49-r-Ono ioR325 A-4 My 14.2M <br /> f <br />