基本信息
| 出生地 | Zhejiang China (Mainland) |
|---|---|
| 牌子的名字 | LOHAND |
| 模式的数量 | CD-303 |
ConductivityMeterLH-C502 MODEL LH-C502 Range 10-1990μS/cm Resolution 10μS/cm Accuracy ±2%F·S Calibration 1point ATC 5to50°C(41to122°F) Power 4x1.5Valkaline Dimensions 152×29×15mm Weight 53g AutoShut-off Approx8minutes nMaintainPHelectrode lThePHglasselectrodesensitiveballsoakspossiblyhasthebubble,itwillaffectelectrode'snormaltest.Whenuseshouldswaytheelectrode,causestheairbubbletorunthesensitiveballtosoak. lIftheelectrodeislayingverylong,andthesensitiveballsoaksexposesintheair,becauseofthepoledrying,causestheresponsetoslowdown,andunstable.BynowshouldsoaktheelectrodeinthesaturatedKCLsolutionactivatesseveralhours.Inordertoimprovetheperformance,theweekonetimehasnotsoakedatleasttheelectrodeinthesaturatedKCLsolution,eachtimeseveralminutes. lTheglasselectrodeeasytobreak,whenusemustbecareful.Iftheelectrodeballpoursintohastheinorganicsaltdeposit,plungesthefollowingsolution5minutesseparatelytheelectrode,thenrestorestheperformance;0.1MtheHCLsolution,0.1MtheNaOHsolution,thenplunges0.1MtheHCLsolution5minutes lThefatthinfilmsimilarinfluencebulbsoaksthetest,mustexceptthesethinfilms,soakwith75%alcoholicsolutionflushingbulb,usesthefilterpaperchatodoagain,stripswithwater,thenplungesinthesaturatedKCLsolutionseveralhours. lTheproteinsettling(forexamplemilk,cheeseandsoon)mustplungeinthepepsinandthehydrochloricacidsolutioncarriesonprocessing. nPost-saleservice Thisinstrumentisguarranteedfromalldefectsinmaterialandproductionforaperiodofoneyearfromthedataofpurchase.Ifduringthisperiodstherepairorthereplacementoftheinstrumentisrequiredandthedamageisnotduetonegeligenceorerroneousoprationbytheuser,pleasereturetheinstrumenttoeitheryourdealerortoofficesandtherepairwillbeeffectedfreeofcharge. HANGZHOULOHANDBIOTECHNOLOGYCO.,LTD. NetSite:www.lohand.com
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