Izixhobo ezifunekayo kunye nezixhobo
1. Isitatshi esinyibilikayo
I-2. I-Sulfuric acid yesalfuric
I-3. I-2000ml Beaker
4. I-350ml Beaker
I-5. Ukujonga iphepha kunye namanqanaba e-elektroniki
I-6. Amanzi aphumeleleyo
I-7. Isodium thialtical reatical regent
Ukulungiselela isisombululo sesitokhwe se-sodium thiumullium
Linganisa amanzi ayi-1000ml ecocekileyo ngokusebenzisa iikomityi zokulinganisa ezingama-500ml kabini kwaye zigalele i-2000ml olimayo.
Emva koko galela ibhotile yonke ye-sodium ye-sodium bioulnt yohlalutyo kwi-beaker ngqo, faka i-beaker kwi-Indorker kwi-Indock de isisombululo sinemizuzu elishumi.
Emva koko, gcina pholile, kwaye kuse-veki ezimbini, emva koko yihluze ukufumana isisombululo sesitokhwe sesodium thiumulliate ye-sodium.
Ukulungiselela i-1 + 5 i-sulfuric acid
Ukulinganisa amanzi ama-750ml ephumeleleyo nge-500ml yokulinganisa i-500ml yokulinganisa kabini kwaye igalele kwibhotile ye-1000ml yasendle.
Emva koko linganisa i-Sulfuric ye-I-Acid ye-Sulfuric, galela i-acid ibe ngamanzi aphumeleleyo ngokuthe chu, yivuselele ixesha lonke xa utyala.
Lungiselela i-10G / L ISETYENZISI
Linganisa amanzi angama-100ml ecocekileyo ngokusebenzisa iNdebe yokulinganisa i-100ML, kwaye igalele i-300ml Beaker.
Linganisa isitatshi esinyibilikayo kwi-elektroniki, kwaye siyibeke ku-50ml Beaker. Thatha i-baaker e-300ml kwi-ocker yokuphela kwe-induction ukwenza amanzi abilise amanzi.
Galela amanzi amancinci acocekileyo ukuchitha isitatshi, emva koko ugalele isitatshi esichithiweyo ukuba abize amanzi acocekileyo, gcina ipholile ukuze isetyenziswe.
Amanyathelo okwenza umxholo wokulinganisa i-Trichloisocloncyuric Acid
Thatha amanzi angama-100ml ophumeleleyo kwi-250ml iodine iflask.
Ukulinganisa isampulu ye-0.1G tcca kwikamva elichanekileyo, yenza ichaneke kwi-0.001g, ubeke isampulu ngqo kwi-250ml i-i-i-i-i-i-i-i-i-i-filosk ye-i-25ml iodine.
Ukulinganisa i-2G potassium i-idaside kwi-I-Iodine Flask, kwaye inxibe i-20ml ye-20% ye-sulfuric acid, emva koko itywine ifleshi ngamanzi emva kokucoca ibhotile yefleshi ngokucoca ibhotile.
Yenza kube kwi-lavesnic wave ende, eyazichitha ngokupheleleyo, emva koko, icoce ibhotile yebhotile usebenzisa amanzi aphumeleleyo.
Inqanaba lokugqibela kukuya kwelona nqanaba lesihlomelo esiqhelekileyo sesodium thioulliate, kude kube sisisombululo kwi-Starch etyheli ye-2ml starch. Kwaye gcina inkanuko kude kube yimbala eluhlaza inyamalala nje emva koko singayigqiba.
Rekhoda ivolumu ye-sodium ye-sodium
Yenza uvavanyo olumnyama ngaxeshanye
Ukubala inkqubo yeziphumo ze-assay
IXESHA LOKUQALA: APR-24-2023