XYOO 1998

Ib-nres muab kev pabcuam rau cov khoom siv kho mob phais dav dav
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Cov txheej txheem tshuaj xyuas cov koob txhaj tshuaj pov tseg rau Kev Siv Tshuaj - Ntu 3

Cov txheej txheem tshuaj xyuas cov koob txhaj tshuaj pov tseg rau Kev Siv Tshuaj - Ntu 3

Yam khoom

Cov txheej txheem tshuaj xyuas cov koob txhaj tshuaj pov tseg rau kev siv tshuaj

4. Muaj peev xwm kam rau ua

4.1 Siv cov khoom siv hluav taws xob nrog qhov tseeb ntawm 0.1mg los ntsuas lub khob khoob, nqus 20 ± 5 ℃ dej distilled rau qhov ntsuas qhov muaj peev xwm (V0, xaiv ib qho taw tes ntawm qhov ntau tshaj lossis tsawg dua li ib nrab ntawm lub peev xwm nominal), Tshem tawm npuas, thiab xyuas kom meej tias ib nrab hli zoo li cov dej ntws ntawm cov dej ntws tawm nrog qhov kawg ntawm lub khob hliav qab taub hau.Nyob rau tib lub sijhawm, cov ntug ntawm txoj kab siv yog tangent mus rau sab qis ntawm txoj kab kawm tiav, thiab tom qab ntawd tso tawm tag nrho cov dej.

4.2 Ntsuas lub khob dua, thiab qhov sib txawv ntawm ob yog qhov muaj peev xwm tiag tiag.

4.3 Thaum sib npaug los yog ntau dua ib nrab ntawm lub peev xwm nominal

Cov formula =

4.4 Thaum tsawg tshaj li ib nrab ntawm lub peev xwm nominal

Tus lej formula = V0-V1

4.5 Cov txiaj ntsig ntawm kev suav yuav tsum ua raws li Table 1.

5. Muaj peev xwm seem

Siv hluav taws xob sib npaug nrog qhov tseeb ntawm 0.1 mg kom hnyav qhov chaw xa khoom, tshem tawm cov hmoov av loj thiab ua kom pom tias ib nrab hli zoo li dej ntws tawm ntawm qhov kawg ntawm lub khob lub taub hau kab noj hniav, tom qab ntawd tso tawm tag nrho cov dej los ua cov kab lus siv sib txuam nrog cov kab xoom, so cov txheej txheem ntawm lub dispenser kom qhuav, thiab hnyav lub dispenser dua.Qhov sib txawv ntawm ob yog qhov seem seem, thiab qhov tshwm sim yuav tsum ua raws li cov kev cai hauv Table 1.

pov tseg-syringe- wholesale-Smail (1)

6. Siv rab koob

a.Lub smoothness ntawm sab qhov koob raj

Nyob rau hauv cov dej siab ntawm tsis ntau tshaj 100Kpa, qhov ntws yuav tsum tsis pub tsawg tshaj 80% ntawm cov dej ntws nyob rau hauv tib yam kev mob ntawm koob raj nrog tib lub cheeb txoj kab uas hla thiab qhov tsawg kawg nkaus puab txoj kab uas hla tau teev nyob rau hauv ntev GB18457.

b.Cov pa phem

Siv 5 koob tshuaj pov tseg los npaj qhov eluent.Nyob rau hauv lub siab zoo li qub ntawm 1m, ua kom lub eluent ntws los ntawm 100ml ntawm txhua ntawm 5 koob tshuaj pov tseg raws li.Sau 500ml eluent nyob rau hauv tag nrho, thiab noj 500ml ntawm lwm yam raws li cov dawb paug tswj kev daws teeb meem.Qhov kev ua qias tuaj ntawm sab qhov koob yuav tsum tsis pub tshaj 90

c.Piercing khib nyiab

Muab 25 stoppers ntawm txhaj tshuaj fwj rau ntawm 25 lub raj mis txhaj tshuaj uas muaj ib nrab ntawm cov dej lim, thiab kaw lub raj mis nrog lub capper.Txhua lub raj mis stopper yuav tsum tau punctured rau plaub zaug ntawm qhov chaw sib txawv hauv qhov chaw puncture nrog tshuaj.Tom qab qhov thib plaub puncture, cov khib nyiab hauv cov channel yuav tsum tau tawm mus rau hauv lub raj mis txhaj tshuaj nrog lub tshuab nqus dej los yog cov cuab yeej patenting.Tom qab 100 punctures, lub hau los yog ntsaws ntawm lub raj mis txhaj tshuaj yuav tsum qhib kom cov kua uas muaj nyob rau hauv txhua lub raj mis ntws los ntawm lub lim membrane.Saib xyuas cov chips ntog ntawm zaj duab xis ntawm qhov deb ntawm 25cm los ntawm zaj duab xis.Tus naj npawb ntawm cov chips poob tsim txhua 100 zaug yuav tsum tsis pub tshaj 3.

Yam khoom
Post lub sij hawm: Sep-30-2022