Marc thiab Menstruum yog dab tsi?
Marc thiab Menstruum yog dab tsi?

Video: Marc thiab Menstruum yog dab tsi?

Video: Marc thiab Menstruum yog dab tsi?
Video: 💥 Xov Xwm 21/3/2022 - NATO Thiab Meskas Tseem Tsaug Zog Ces Ukraine Kaws Poob Rau Lavxias Zaum No 2024, Lub Xya hli ntuj
Anonim

Ib daim ntawv rau cev xeeb tub , marc , thiab lwm cov lus siv los piav qhia tincture ua. Thawj lo lus yog cev xeeb tub . Cov cev xeeb tub yog cov kua hnyav uas yog siv los rho tawm cov khoom cog. Cov kuab tshuaj yog cov kua uas cov tshuaj sib xyaw ntawm cov nroj tsuag yuav yaj rau hauv.

Ntxiv mus, Menstruum piv txhais li cas?

Kev npaj tshuaj ntsuab feem ntau tau piav qhia txog lawv cov tshuaj ntsuab: cev xeeb tub piv . Menstruum yog qhov hnyav. Cov piv tau ua raws los ntawm ib feem pua uas qhia txog cov khoom haus cawv. Yog li, qhov tshwj xeeb ntawm 1: 5 45% qhia rau peb tias 1 kg ntawm tshuaj ntsuab tau muab rho tawm hauv 5 L ntawm 45% cawv daws.

Tsis tas li ntawd, koj xam cov tshuaj ntsuab sib piv li cas? Yog li, piv txwv li, 1: 4 piv txhais tau tias 1 gram (g) ntawm tshuaj ntsuab yog muab rho tawm nrog 4 milliliters (mL) ntawm kev coj khaub ncaws. Koj tseem tuaj yeem faib tawm piv muab 0.250 g/mL, sib npaug rau 250 mg/mL. Thiab yog tias koj sib ntxiv qhov no los ntawm koob tshuaj hauv ml koj yuav tau txais rho tawm tus nqi ib zaug.

Ib tus kuj tseem yuav nug tau, dab tsi yog txoj hauv kev ntawm kev rho tawm?

Kev rho tawm uas suav nrog hla cov kua (hnyav) los ntawm cov nroj tsuag. Percolation yog cov txheej txheem rho tawm uas tau ua nyob rau ntawm chav sov thiab qhov ntawd txhais tau tias "hla cov kua los ntawm cov khoom siv tau los ntawm qhov poob." Tom ntej no, cov nroj tsuag tau npaj tau tsim nyog tau muab tso rau hauv cov tshuaj pleev xim.

Dab tsi yog kua rho tawm?

A kua tshuaj ntsuab rho tawm yog qhov kev daws teeb meem ua los ntawm kev rho tawm (rub lossis "ntxuav") cov tshuaj ntsuab cov tshuaj lom neeg tawm ntawm cov tshuaj ntsuab tsis muaj zog (cellulose) nrog kev daws cawv thiab dej lossis glycerin thiab dej. Vanilla rho tawm yog ib txwm paub kua tshuaj ntsuab rho tawm.

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