Kawm tiav Lub Tog Raj Kheej Nrog Cap
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Kawm tiav Lub Tog Raj Kheej Nrog Cap

{{0 {}} iav ntsuas lub tog raj kheej
Lub peev xwm (ml): 5/10/25/50/250/500/500/500/2000/5000
2.} txwv tsis pub ntsuas lub tog raj kheej
Peev Xwm (ML): 5/10/25/50/250/500/500/500/2000
*** Daim ntawv teev npe rau tag nrho saum toj no, nug peb kom tau txais
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Hauj lwm lawm

Kev tsis

Nyob rau hauv lub chaw soj ntsuam thoob ntiaj teb, tusKawm tiav Lub Tog Raj Kheej Nrog Cap sawv raws li kev sib tshuam ntawm kev sib tshuam ntawm cov iav lossis cov khoom siv hluav taws xob muaj peev xwm tshwm sim ncaj qha, thiab kev lag luam zoo tab sis yooj yim.

 

Chaw ua uas tsis tau haus

Measuring cylinder | Shaanxi achieve chem

 

 

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Measuring cylinder | Shaanxi achieve chem

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Cov Evolution ntawm cov kawm tiav lub tog raj kheej

 

Cov txheej txheem tiav rau lub ntsej muag rov qab los ntawm cov duab txheej txheem thaum ntxov, tab sis nce qib los ntawm kev hloov pauv ntawm nws cov lus thiab, {{{{} ml, nrog rau thev Raws li nruj li ± 0 {. 1% rau cov qauv siab.

Dab tsi ua rau qhov txawv ntawm lub tog raj kheej kawm tiav los ntawm lwm cov cuab yeej ntsuas uas yog beakers lossis volumetric flasks? Nws lub siab, nqaim zoo me me qhov nro yuam kev, thaum nws cov cim ntsuas hluav taws xob ua rau nws ntsuas qhov chaw tsis tseem ceeb tab sis xwm txheej yog.

Graduated cylinder with cap | Shaanxi achieve chem

 

Vim li cas lub kaus mom

Graduated cylinder with cap | Shaanxi achieve chem

Kev suav nrog lub cap hloov pauv lub tog raj kheej kawm tiav los ntawm cov khoom xa mus rau qhov chaw khaws khoom thiab thauj khoom ntawm no yog vim li cas:

● Cog cai tiv thaiv kev sib kis thiab evaporation
Hauv kev sim uas muaj kev cuam tshuam nrog kev hloov pauv tsis muaj zog lossis ua kom muaj kev sib cav sib ceg thiab cov khoom siv hluav taws xob tsis huv

● Pab kom muaj kev nyab xeeb
Cov tshuaj phom sij, xws li cov kua qaub lossis cov kuab tshuaj, txo qis kev pheej hmoo ntawm kev nyab xeeb lossis qhov tshwj xeeb tshaj plaws yog qhov kev nyab xeeb thiab kev nyab xeeb .

Facilitates Kev Thauj Khoom
Cov kws tshawb nrhiav feem ntau yuav tsum tau txav cov qauv ntawm cov chaw ua haujlwm ntawm kev ua haujlwm tsis muaj khoom noj, tiv thaiv kom tsis txhob muaj xau thiab hla-paug.

● Txo cov khib nyiab pov tseg
Los ntawm kev sib khi ntawm cov reagent, labs tuaj yeem khaws lawv rau kev siv tom qab, txo cov khib nyiab thiab tus nqi .

Cov Khoom Siv Teeb Meem: iav vs . Yas Yas

Kawm tiav thooj voos kheej kheej yog feem ntau ua los ntawm borosilicate iav los yog high-ntom polyethylene (HDPE) Yas}}}} txhua cov khoom muaj txiaj ntsig:

Lub khob: Cov cua sov-resistant, thiab pob tshab, iav thooj voos kheej tau nyiam ua haujlwm siab thiab reagile {.

Yas: Lub teeb yuag, cov ntaub pua plag, feem ntau yog cov ntaub ntawv zoo tagnrho rau kev ua haujlwm, lossis ib qho tshuaj lom neeg, txawm hais tias .

Kev xaiv ntawm cov khoom siv, ua ke nrog lub hau, dictates lub tog raj kheej cov haujlwm kom haum rau cov tub ntxhais hau corrosive, thaum lub tog raj yas nrog lub pob tw ua kom zoo rau cov khoom siv biology {} 2}}

 

Kev Kawm Kev Kawm: Qhia kom meej thiab kev nyab xeeb

 

Kev sim kuaj

Hauv tsev kawm theem siab thiab chav kawm ua haujlwm hauv tsev kawm qib siab yog kev sim ua kom muaj kev nyab xeeb, kev sim ua kom muaj cov kua qaub zoo li cov kua qaub lossis cov hauv paus .

Kev Qhia Txog Cov Qauv Qhia

Cov kws qhia ntawv tau kawm thooj voos kheej kheej rau cov ntsiab lus zoo li cov tub ntxhais kawm ua kom pom tseeb thiab ua kom pom tseeb ntawm kev ntsuas cov ntsiab lus kev nyab xeeb kev nyab xeeb kev nyab xeeb kev nyab xeeb kev nyab xeeb {}}

Tawm mus ncig ua si thiab kev sim sab nraum zoov

Rau kev ua haujlwm, xws li cov dej ua tau zoo ntawm cov dej lossis cov tub ntxhais kawm sib kis, thiab thauj lawv rov qab mus rau ib ce rau kev ntsuas .

Graduated cylinders and valves | Shaanxi achieve chem

 

Qhov Zoo thiab Qhov Tsis Zoo

► Kev Kawm Kev Kawm 1: Cov ntawv qhia kev qhia ntsuas ntsuas ntsuas

Cov xwm txheej:

Tus kws qhia ntawv me me hauv tsev kawm ntawv hauv Tebchaws Meskas nrog lub kaus mom los qhia cov tub ntxhais kawm los qhia cov tub ntxhais kawm los qhia kev ua haujlwm hauv chav kawm thaum hais txog kev nyab xeeb thiab raug.

Daim Ntawv Thov:

Cov Lus Qhia Npaj: Cov tub ntxhais kawm ntsuas thiab sib xyaw cov kev daws teeb meem ntawm cov tshuaj sib xyaw ua ke) kom pom cov tshuaj lom neeg) .

Kev Nyab Xeeb: Capped Thooj Voos Ua Si Tsis txhob ua kom muaj kuab lom neeg (e {} g ., cawv) {{4}

Nqi-txiaj ntsig: tsev kawm ntawv yuav cov thooj voos kheej (100 ml

Cov nyom:

Parallax yuam kev: Qee tus tub ntxhais kawm ua tsis tau lub meniscus, ua rau cov txheej txheem tsis raug thiab siv cov ntsiab lus kom zoo rau kev txhim kho kev pom tseeb.

CAP qee zaus rov qab siv lub kaus mom tsis tu lawv, ua rau tus kws qhia kev sib kis hauv cov qauv cap-{}}

Qhov tshwm sim:

Cov kawm thooj voos kheej kheej ua tiav txoj kev pheej hmoo hauv lub tsev kawm ntawv tsis muaj peev xwm nrog cov cuab yeej lawv yuav ntsib hauv kev kawm yav tom ntej lossis kev tshaj lij kev kawm.

► Cov Ntaub Ntawv Kev Kawm 2: Ib puag ncig xyuas cov dej hauv cov qauv dej hauv daim teb

Cov xwm txheej:

Ib pab neeg tshawb fawb hauv Amazon Yaj Rainforest cov dej zoo hauv cov chaw deb hauv cov dej tsis muaj txiaj ntsig los sib txuas lossis evaporation .

Daim Ntawv Thov:

Kev kuaj cov teb: Pab neeg siv 500 ml HDPE kawm thooj voos kheej nrog cov khoom sib xyaw ntawm cov chaw tsis pub muaj cov dej ntws los ntawm cov khib nyiab ntawm cov khib nyiab {} {}}

Cia thiab thauj: thooj voos kheej kheej yog khaws cia ncaj qha rau hauv cov thawv txias thaum pib, kom ua tau cov hnoos qeev tom qab kev ntsuas tom qab}

Cov nyom:

Cov khoom siv hluav taws xob: Yas Thooj Txhuam thooj voos kheej nqus cov nqi organic nrog cov tshuaj}

Qhov kub thiab txias rhiab heev: hauv huab cua sov, cov dej sib xws hauv cov iav thooj voos tuaj yeem nthuav dav rau cov yas thooj voos kheej kheej, uas tsis tshua muaj rau cov pob hluav taws xob rau cov pob yas ua kom tawg.

Qhov tshwm sim:

Cov ntawv txheej txheem thooj voos kheej kheej ua kom muaj kev ntsuas kom haum, tso cai rau pab pawg los tshaj tawm cov ntaub ntawv paug rau ntau qhov chaw .

Mineation Kev Kawm 3: Kev tsim kho cov chaw tshuaj tshuaj zoo-zoo tswj hauv kev tsim tshuaj

Cov xwm txheej:

Lub tuam txhab ua lag luam hauv lub teb chaws Yelemees ua cov tshuaj ua kua uas xav tau cov kev ntsuas ntsuas ntsuas kom ntseeg tau tias txhua tus qauv ua raws li nruj me ntsis.

Daim Ntawv Thov:

Tsim Kev Tshawb Fawb: Cov Technicians Siv 100 Ml iav kawm thooj voos kheej kheej nrog cov ntsiav tshuaj (E {}

Cov ntaub ntawv: thooj kheej kheej yog daim ntawv sau npe nrog cov lej ntawm cov lej thiab cov hnub, yooj yim dua traceability .

Cov nyom:

Precision txwv: Rau cov kev xav tau ± 0 {{1} . 1} Lub tuam txhab ua kom ntsuas cov tshuab raj rau cov tshuaj ntsuam

Tshuaj sib xyaw ua ke: qee cov qauv tshuaj muaj cov acids acids (e {}

Qhov tshwm sim:

Los ntawm cov ntaub ntawv txuas hniav thooj voos rau kev ntsuas ua ntej tsis muaj kev cuam tshuam zoo {{0} {.

Mineation Kev Kawm 4: Kev kho mob-tso zis xaiv thiab chaw cia khoom

Cov xwm txheej:

Lub tsev kho mob kuaj xyuas cov qauv tso zis rau kev kuaj mob ib txwm {{0 Lub hom phiaj yog ua kom ntseeg tau thiab nyob ruaj khov thaum thauj khoom.

Daim Ntawv Thov:

Cov Qauv Sau: Cov kws tu mob siv 100 ml

Cia: Cov qauv yog khaws cia sawv ntsug nyob rau hauv tub yees racks, nrog lub kaus mom nruj nreem ntim los ntawm cov qauv kev ncaj ncees {}}

Cov nyom:

CAP foob kev ncaj ncees: Qee lub kaus mom tsim cov kab nrib pleb tom qab rov ua dua tshiab) {}} Txoj kev ua kom tsis muaj menyuam yaus /}

Zoo Li Qub: Viscous PARDPLES (E {{{} g}}}}}}}}}} {{{4 4}}

Qhov tshwm sim:

Cocked kawm thooj voos kheej kheej txhim kho kev ua piv txwv ua piv txwv los ntawm 40% piv rau cov neeg muaj kev pheej hmoo, txo cov kev pheej hmoo sib kis thiab ua kom muaj kev txhim kho kev pheej hmoo thiab ua kom pom tseeb meej meej}

► Kev Kawm Kev Kawm 5: Kev Tswj Xyuas Ib puag ncig - Taug qab cov dej muaj kuab paug
Cov xwm txheej:
Cov koom haum non-profitors uas yog cov neeg muaj kuab paug nyob rau sab qab teb Asia xav tau cov khoom tsis huv

Daim Ntawv Thov:
Kev tshawb nrhiav teb: Cov kws tshawb nrhiav sau cov qauv dej los ntawm 2000 ml HDPE cov kab mob volatile nrog lub hau.}}
Kev Kuaj Kuaj: Cov hnoos qeev tau hliv rau hauv vials siv lub qhov ncauj siv lub qhov ncauj ntawm lub tog raj kheej kom txo qis txi .
Cov nyom:
Qhov kub thiab txias rhiab: Cov yas ntsuas cov tshuab ua kom sov, cuam tshuam nrog cov tshuab ntsuas kub kom tau raws li qhov ntsuas siab xav tau .
Cov khaub ncaws hla kev sib kis: rov qab siv cov kaus mom tsis muaj tseeb tuaj yeem ua rau muaj cov txiaj ntsig tsis tseeb (ib qho kev siv tsis tseeb)
Cov txiaj ntsig:
Lub phiaj xwm ua rau tshaj tawm txog 15 cov ntawv txheeb xyuas ntawm cov dej muaj kuab paug uas haum rau txhim khu kev qha cov qauv.

Cov kev saib xyuas tswv yim rau kev siv lub tog raj kheej kawm tiav nrog Cap

Txhawm rau kom ua tiav cov txiaj ntsig ntawm lub tog raj kheej kawm tiav thaum txo nws cov kev teeb meem, cov neeg siv yuav tsum:

Graduated cylinders and valves | Shaanxi achieve chem

Xaiv xaiv cov khoom siv tau:

Siv iav rau cov cua sov-resistant, chemically inert cov ntawv thov .

Opt rau yas rau cas los ntawm shatterproof, pov tseg, lossis kev sib qig kev xav tau .

● Xaiv qhov loj me:

Siv lub tog raj kheej uas tso cai rau cov kua kom nyob tsawg kawg 20% ​​ntawm nws cov ntim rau kev ua kom zoo tshaj plaws.

Zam kev ua haujlwm tsis muaj zog, raws li qhov no tuaj yeem cuam tshuam rau cov morsiscus .

Nyeem cov meniscus raug:

Saib cov kua ntawm qhov muag theem, kom ntseeg tau hauv qab ntawm meniscus thooj nrog cov cim tiav nrog cov cim tiav nrog cov cim tiav nrog cov cim kom tiav .

Rau opaque lossis cov kua muaj xim, siv ib qho keeb kwm yav dawb lossis backlighting los txhim kho kev pom tseeb .

● Tuav nrog kev saib xyuas:

Zam kev tso tseg lossis mishandling iav thooj dej thooj .

Tsis txhob ua kom lub kaus mom ua kom npau npau, uas tuaj yeem ua cov xov lossis ua rau muaj kev kub ntxhov .

● Huv huv si:

Yaug nrog dej distilled lossis cov kuab tshuaj kom siv .

Rau cov neeg tawv nqaij seem, siv txhuam lossis tshuaj ntxuav tes, tab sis zam cov abrasives uas yuav khawb cov qhab nia .

● Khaws cia kom zoo:

Khaws cov capped lub tshuab plaub hau ncaj qha rau kev tiv thaiv kom tsis txhob muaj cov dej xau .

Zam kev khaws cov tshuaj kom haum rau cov thooj voos kheej kheej rau ncua sijhawm .

 

 

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