Tus nqi zoo tshaj plaws rau cov ntawv lim dej - Creped Filter Papers nrog thaj chaw lim dej loj - Great Wall

Cov ntawv thov:

• Khoom noj thiab dej haus
• Tshuaj
• Tshuaj pleev ib ce
• Tshuaj lom neeg
• Cov khoom siv hluav taws xob me me

Cov yam ntxwv

-Ua los ntawm cov pulp thiab paj rwb zoo nkauj
-Cov ntsiab lus tshauv < 1%
-Ua kom muaj zog ntub dej
- Muab rau hauv cov yob, cov ntawv, cov discs thiab cov lim dej tais nrog rau cov neeg siv khoom txiav tshwj xeeb

Cov Ntawv Lim Ua Haujlwm Li Cas?
Cov ntawv lim dej yog cov lim dej tob. Ntau yam kev ntsuas cuam tshuam rau lawv qhov ua tau zoo: Kev khaws cia cov khoom me me, kev nqus, pH, cov yam ntxwv ntawm qhov chaw, tuab thiab lub zog ntawm daim ntawv lim dej nrog rau cov duab, qhov ceev thiab qhov ntau ntawm cov khoom me me uas yuav tsum tau khaws cia. Cov dej nag uas tso rau ntawm lub lim dej tsim ua "txheej ncuav mog qab zib", uas - nyob ntawm nws qhov ceev - cuam tshuam ntau ntxiv rau kev nce qib ntawm kev lim dej thiab cuam tshuam rau lub peev xwm khaws cia. Vim li no, nws yog ib qho tseem ceeb uas yuav tsum xaiv daim ntawv lim dej kom raug kom ntseeg tau tias kev lim dej zoo. Qhov kev xaiv no kuj nyob ntawm txoj kev lim dej uas yuav siv, ntawm lwm yam. Tsis tas li ntawd, qhov ntau thiab cov yam ntxwv ntawm cov khoom nruab nrab uas yuav tsum tau lim, qhov loj ntawm cov khoom me me uas yuav tsum tau tshem tawm thiab qib kev ua kom pom tseeb yog qhov txiav txim siab hauv kev xaiv zoo.

Phab Ntsa Loj ua tib zoo saib xyuas kev tswj xyuas zoo tas mus li; ntxiv rau, kev kuaj xyuas tas li thiab kev tshuaj xyuas kom meej ntawm cov khoom siv raw thiab ntawm txhua yam khoom tiav.
xyuas kom meej tias qhov zoo thiab cov khoom sib xws.

Thov hu rau peb, peb yuav npaj cov kws tshaj lij los muab cov kev daws teeb meem zoo tshaj plaws rau koj