Crystallization Ntawm Cov Nroj Tsuag

Cov txheej txheem:

Video: Crystallization Ntawm Cov Nroj Tsuag

Video: Crystallization Ntawm Cov Nroj Tsuag
Video: Salol Practical ( Crystallisation) 2024, Lub peb hlis ntuj
Crystallization Ntawm Cov Nroj Tsuag
Crystallization Ntawm Cov Nroj Tsuag
Anonim
Crystallization ntawm cov nroj tsuag
Crystallization ntawm cov nroj tsuag

Crystallization cuam tshuam nrog cov txheej txheem ntawm kev hloov pauv cov qauv thiab cov khoom ntawm cov khoom, kev hloov pauv ntawm cov kua mus rau lub xeev khov kho, los ntawm kev tsim cov muaju. Tshwm sim nyob rau qee qhov xwm txheej, xws li cua sov lossis hypothermia

Yuav ua li cas siv cov nroj tsuag crystallized

Txhawm rau tsim cov khoom sib txawv, cov paj ntoo siv cov ntoo cog, cov txheej txheem no tshwj xeeb tshaj yog nyob rau hmo ua ntej Xyoo Tshiab cov hnub so thiab siv tau rau Christmas khoom siv tes ua. Hauv kev ua haujlwm, koj tuaj yeem siv cov ceg ntoo ntawm tsob ntoo, conifers, ntoo txiav, cones, paj, cov nroj tsuag tshuaj ntsuab nrog cov paj loj.

Crystallized cereals, stems ntawm blueberries, tansy, parsnips, dill thiab lwm yam umbellates zoo. Thaum xaiv cov khoom siv, nws raug nquahu kom khov cov qia uas tuaj yeem tiv taus qhov cuam tshuam ntawm qhov hloov pauv kub thiab qhov pom ntawm cov nplais uas hnyav rau tsob ntoo. Ua hauj lwm nrog tshuaj ntsuab yuav tsum tau tshwj xeeb delicacy. Cov khoom siv crystallized tau siv los ua cov khoom siv kho kom zoo nkauj ywj pheej, nws kuj tseem suav nrog hauv kev cog ntoo. Qhov zoo tshaj plaws ua ke yog paj qhuav, nthuav driftwood, ntxhuab.

Tsob ntoo crystallization tshuab

Cov txheej txheem crystallization yog qhov yooj yim heev thiab tsis siv sijhawm ntev, txawm hais tias nws xav tau qee yam txuj ci thiab kev paub. Thaum pib ua haujlwm, koj yuav tsum npaj lub ntim uas cov ntawv xaiv yuav haum. Kev tso dej yog ua tiav hauv cov dej qab ntsev uas tau npaj, raws li cov hauv qab no: ib khob ntsev rau plaub khob dej.

Nroj tsuag thiab ceg yuav tsum tau ntxuav ntawm cov khoom tsis tsim nyog thiab av. Hauv kev npaj ua kom sov sov (+ 50 … + 60), lawv tau khaws cia rau 1, 5-2 feeb, tom qab ntawd yuav tsum tau txias txias nrog kiv cua lossis ntawm lub sam thiaj, ze ntawm lub qhov rais qhib. Qhov nws qhuav sai dua, koj muaj ntau yam muaju. Muaj ib txoj hauv kev siv soaking hauv qhov txias txias rau 1-2 hnub, cov muaju loj dua.

Kev ziab zaum kawg yog nqa tawm hauv cov ntawv sau ua ntej ob hnub. Lub ntsiab lus tseem ceeb: nws yog qhov zoo dua los siv txoj haujlwm ncaj ncees thaum lub sijhawm qhuav. Yog tias koj tsuas yog muab nws tso rau ntawm ib daim ntawv, tom qab ntawd qhov qis yuav raug nthuav tawm, uas yuav dhau los ua qhov pom tau thaum sau cov khoom sib xyaw. Nws yog ib qho tsim nyog yuav tsum siv zog txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau dej, ib txheej txheej ntawm ntsev, nco txog cov dej khov, tseem nyob txhua qhov chaw.

Yog tias peb tham txog ntau yam ntawm cov nroj tsuag nrog cov qia nyias lossis hais txog kev ua cov tshuaj ntsuab, ces ntsev yuav tsis ua haujlwm ntawm no. Rau cov hnoos qeev me me, siv cov tshuaj alum, uas ua rau crystallizes sai dua. Koj xav tau dej sov (litre) thiab 0.5 kg ntawm alum. Cov txheej txheem ua haujlwm tsis txawv ntawm cov kua ntsev, tsuas yog ziab cov nyom kom sai sai, 12 teev yog txaus.

Yuav ua li cas kom muaj xim muaju

Tsawg tus neeg paub tias koj tuaj yeem tsis tsuas yog cuam tshuam los ntawm te thiab daus, haum rau lub caij ntuj no ntsiab lus. Cov xim crystallization tau siv dav dua, nws zoo li nthuav thiab muaj daim ntawv thov thoob ntiaj teb. Xim "dej khov" yog qhov yooj yim ua; rau qhov no, aniline, cov khoom noj xim tau ntxiv rau cov kua ntsev piav qhia saum toj no. Yog tias koj xav tau kho cov paj paj los yog nplooj hauv qhov no, tom qab ntawd qhov ntxoov ntxoo tau xaiv raws li qhov muab rau, tsuas yog lub suab sib zog.

Qhov loj tshaj saturation thiab tsim cov txheej txheem ntau dua thiab pom muaju ua tiav thaum ua haujlwm nrog alum. Txoj kev daws teeb meem tau npaj rau hauv txoj kev saum toj no nrog rau ntxiv cov xim aniline. Tom ntej no, cov nroj tsuag qhuav yog nchuav nrog cov dej npau. Txhawm rau kom tau "cov nplej" loj, koj yuav tsum tau txias, qhuav me ntsis thiab rov ua cov txheej txheem ntau zaus. Yog li ntawd, koj yuav tau txais cov zoo nkauj, loj, ci ci.

Muaj ib txoj hauv kev ua kom muaj xim xiav tsis siv xim. Hauv qhov no, koj yuav xav tau tooj liab sulfate thiab cov kua ntsev ntau tshaj ntawm chav sov. Thaum siv hlau bisulfate, koj tau txais cov nyhuv xiav-ntsuab. Potassium dichromate muab cov xim txiv kab ntxwv, uas zoo li tshwj xeeb tshaj yog rau hogweed inflorescences, ceg ntoo thuv, larch, spruce.

Cov teebmeem ntxiv

Nyob rau hauv tus txheej txheem ntawm crystallization, nws muaj peev xwm txhim kho cov duab ntawm cov nroj tsuag, tsim cov nyhuv ntawm cov kab du, nkhaus, kauv pom, twists. Cov ceg nkhaus saib zoo nyob hauv ntau yam kev sib xyaw. Txhawm rau ua kom cov kev hloov pauv hloov pauv no, ua kom cov dej kub npau npau thiab ua cua tshuab rau cov khoom uas tau xaiv tau siv: cov poom, cov poom dov, pob, pob zeb, ntau lub nkoj. Hauv daim ntawv no, cov nroj tsuag yuav tsum thaum kawg qhuav thiab tom qab ntawd cov txheej txheem crystallization tau ua tiav. Cov yas tshaj plaws yog cov ceg ntoo liab, ntoo thuv, willow.

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