COD (Suser Sinad da aka yi amfani da shi) gwajin da ake amfani da shi wanda ya auna adadin oxygen da ake buƙata don oxygen da ake buƙata don oxygen da ake buƙata don oxygen da ake buƙata don oxideze na oxidicic da rashin damuwa cikin ruwa. Muhimmin sigogi ne don kimanta ingancin ruwa da ingancin ƙarfin tafiyar matakai.

Don fahimtar zurfin fahimtar yadda sandunan kwasfa suke aiki a cikin gwajin ruwa, da fatan za a koma ga wannan labarin:"Ka'idar aiki ta COD Vial. "

Cod gwajin shambara

Babban tsarin gwajin cod An yi su gaba ɗaya da gilashin borosilicate, wanda ke da kyakkyawan juriya ga rawar jiki da lalacewa. Kyakkyawan gwajin COD ya zama da sauƙin amfani, mai sauƙin yin amfani da magudana maganin, kuma ba zai iya yin magana ba.

Cod gwajin tubes sune aka kirkiri bututun gilashi na musamman da aka yi amfani da shi a tsarin binciken Cod. Wadannan shambura suna ɗauke da sanannun adadin ƙwayoyin potassium (wakili na oxidizing) da sulfuric acid, tare da mai kara kuzari. Abubuwan da ke cikin abubuwan da ke cikin

Tashar gwajin COD sun hada da:

Mai karfin: 10 ml, tare da matsakaicin ƙarfin 12 ml

Height: 10 ± 0.02 cm

Diamita: 1.58 ± 0.02 cm

Diameter na ciki na ciki: 0.95 ± 0.02 cm

Neck diamita: 1.50 ± 0.02 cm

Babban ingancin gilashin ingancin yana tabbatar da ingantaccen bincike na launi na sakamakon COD.

Tsarin gwajin COD

Da16mm CodHanyar ta ƙunshi matakan masu zuwa:

1. Ruwa ko samfurin sharar gida (yawanci 2 ml) an ƙara zuwa gaan gwajin cod dauke da narkewa sake tsayawa da kuma mai kara kuzari.

2. An rufe bututun da polypropylene, ptfe-da aka lallaika da mai zafi a cikin wani toshe narkewa a 150 ° C na 2 hours.

3. A lokacin aiwatar da dumama, kwayoyin halitta a cikin samfurin shine oxidized ta potassium dichromate, rage shi zuwa fili cromium cromium.

4. Taro mai kwakwalwa an ƙaddara ta hanyar auna tunawa da narkewar samfurin ta amfani da spectrophotoet a takamaiman kewayon:

Low kewayon (5-150 ppm): auna a 420 nm

Babban kewayon (20-1500 ppm): auna a 620 nm

Kuna son ƙarin sani game da gwajin Cod, don Allah a duba wannan labarin: Cod gwajin bututu tare da pp dunƙule cap don bincike na ruwa

Samfura Samfura da kulawa

Samfuran ruwan sharar gida da kuma samfuran kankara na iya ƙunsar da ba'a ko ba da kwayoyin halitta. Irin waɗannan samfuran za a iya haɗawa da blender kafin gwaji don inganta daidaito da maimaitawa. Yawan ruwan da ake buƙata don tsarma samfurin ya dogara da kewayon fayil ɗin gwajin.

Cod jeri da aikace-aikace

Cod gwajin shambaraAkwai su a cikin jerin daban-daban don saukar da daidaitattun samfuri iri-iri:

Low kewayon: 5-150 ppm

Babban kewayo: 20-1500 ppm

Wadannan jerin sun dace da nazarin samfuran ruwa iri-iri, gami da:

a. Raw ruwa don jiyya

b. Tasirin Sasa Daga Masana'antu da Municipal

c. Masu amfani da magani na shuke-shuke shuke-shuke

d. Ruwa da ruwan karkashin kasa

Ta amfani da dacewaCOD gwajin bututuLange dangane da taro na cod da ake tsammanin, ingantaccen sakamako don ingantaccen ɗaukar matakan ingancin ruwa da sarrafawar magani.

Don ƙarin bayani game da Tashar Gwajin Cod da aikace-aikacen su a cikin binciken ruwa, koma zuwa wannan labarin:"Yadda ake amfani da bututun gwajin COD a cikin binciken ruwa."

A baya:

Ta yaya HPLC ta sha bamban da Ion Chromatography? 4 maki

Matsayin SEPTA a cikin Headspace Vials

Tags: cod-narke-bututu-bututu cod-narke-bututu cod-bututu cod-narke-bututu-farashin Cod-gwajin-bututu Cod-bututu-masana'anta Cod-bututu mai kaya 16mm-cod-vial Cod-bututu-farashin Cod-Vial

Bincike