Glycerol Density: Kev Ntsuas Kev Ntsuas
Glycerol (glycerine) yog cov tshuaj siv nyob rau hauv ntau qhov kev lag luam, los ntawm cov tshuaj pleev ib ce mus rau kev ua zaub mov mus rau kev lag luam tshuaj thiab tshuaj. Hauv tsab xov xwm no, peb yuav ua tib zoo saib ntawm glycerol ntom ntom kom pab koj nkag siab txog qhov tseem ceeb ntawm lub cev thiab nws qhov tseem ceeb hauv ntau yam kev siv.
Glycerol Density yog dab tsi?
Glycerine ceev yog qhov loj ntawm ib chav tsev ntawm glycerine. Feem ntau, qhov ceev ntawm glycerin yog li 1.26 grams ib cubic centimeter (g / cm³) ntawm chav tsev kub (20 ° C). Qhov ntom ntom yog ib qho tseem ceeb ntawm lub cev ntawm cov khoom thiab tseem ceeb rau kev nkag siab nws tus cwj pwm hauv ntau qhov chaw. Glycerol muaj qhov ceev dua li dej (1.00 g / cm³), uas txhais tau hais tias hauv dej glycerol dab dej.
Cov nyhuv ntawm qhov kub ntawm qhov ntom ntawm glycerol
Glycerol ceev tsis yog tus nqi ruaj khov, nws hloov nrog kub. Thaum kub nce, qhov ceev ntawm glycerine txo me ntsis. Yog vim li cas rau qhov no yog qhov thermal expansion nyhuv: thaum kub nce, lub zog kinetic ntawm glycerol molecules nce thiab qhov kev ncua deb ntawm cov molecules nce, uas ua rau txo qhov ceev. Yog li ntawd, nyob rau hauv kev xyaum, qhov ceev ntawm glycerine yuav tsum tau kho raws li tej yam kev mob ntawm kev siv (xws li ambient kub).
Qhov sib txawv ntawm qhov ntom ntawm glycerine ntawm txawv purity
Lub purity ntawm glycerine cuam tshuam nws qhov ntom. Feem ntau, kev lag luam glycerine muaj purity ntawm 95% lossis ntau dua, thaum glycerine rau kev siv tshuaj lossis tshuaj pleev ib ce tuaj yeem yog 99.5% ntshiab lossis siab dua. Higher purity glycerine feem ntau muaj qhov ceev ze rau qhov kev xav tau (1.26 g / cm³) vim tias nws muaj tsawg dua impurities. Lower purity glycerine tej zaum yuav muaj dej los yog lwm yam kuab tshuaj, uas tuaj yeem ua rau qis dua.
Qhov tseem ceeb ntawm Glycerine ntom hauv kev siv
Nkag siab qhov ceev ntawm glycerine yog qhov tseem ceeb rau ntau daim ntawv thov kev lag luam. Hauv kev lag luam tshuaj pleev ib ce, qhov twg glycerine yog siv los ua cov tshuaj humectant, nws qhov ntom ntom cuam tshuam rau kev ntxhib los mos thiab ruaj khov ntawm cov khoom; Hauv kev ua zaub mov, qhov ceev ntawm glycerine cuam tshuam rau kev sib xyaw ua ke thiab lub qhov ncauj xav ntawm cov khoom qab zib; thiab hauv kev tsim tshuaj, qhov ceev ntawm glycerine yog qhov tseem ceeb rau kev suav nws cov dej ntws, sib xyaw thiab cov tshuaj tiv thaiv tus nqi.
Yuav ntsuas qhov ceev ntawm glycerol li cas?
Glycerol density feem ntau yog ntsuas los ntawm kev siv lub raj mis tshwj xeeb, lub ntsuas qhov densitometer lossis digital densitometer. Txoj kev nqus lub raj mis tshwj xeeb suav qhov ceev los ntawm qhov hnyav ntawm qhov muab ntim ntawm glycerin. Densitometers (xws li Abbey densitometers) siv cov khoom buoyancy ntawm cov kua, thaum cov densitometers siv cov cuab yeej vibration kom ua tiav cov kev ntsuas qhov ceev. Cov kev ntsuas sib txawv yog tsim rau cov kev cai sib txawv thiab kev siv cov xwm txheej.
Cov ntsiab lus
Glycerol ntom ntom yog qhov tseem ceeb hauv kev nkag siab txog nws cov tshuaj lom neeg thiab kev ua haujlwm ntawm daim ntawv thov. Txawm hais tias nyob rau hauv cov txheej txheem tsim khoom lossis hauv qhov kawg ntawm kev ua tau zoo ntawm cov khoom, nws yog ib qho tseem ceeb kom nkag siab thiab paub txog kev hloov txoj cai ntawm glycerol ceev thiab txoj kev ntsuas. Nws cia siab tias daim ntawv no cov kev tshuaj ntsuam xyuas ntawm glycerol ceev yuav muab cov ntaub ntawv tseem ceeb rau cov kws tshaj lij hauv ntau qhov kev lag luam.
Los ntawm kev sib tham hauv kab lus no, peb tau kawm tias glycerol ntom ntom cuam tshuam li cas los ntawm yam xws li kub thiab purity, nrog rau nws qhov tseem ceeb hauv ntau yam kev siv thiab kev ntsuas. Yog tias koj xav tau cov ntaub ntawv ntxaws ntxaws lossis cov ntaub ntawv ntawm glycerol ceev rau ib daim ntawv thov tshwj xeeb, thov ua kev tshawb fawb ntxiv raws li koj qhov kev xav tau tshwj xeeb.
Post lub sij hawm: Jun-14-2025