PAWG(United States)
MILLIPORE, M135 (ob leeg nrog thiab tsis thim rov qab) M180 (ob leeg nrog thiab tsis thim rov qab)
YOG LI SARTORIUS(Lub Tebchaws Yelemees), CN140
Yineng (hauv tsev), 8um 6um
Dej (hauv tsev) 8um 6um
MDI (Is Nrias teb), 8um 6um
Ealon (Tuam Tshoj)
TEST (Tuam Tshoj)
BALLYA (Tuam Tshoj)
Cov yam ntxwv tseem ceeb ntawm daim nyias nyias hauv tsev yog tus nqi qis thiab kev ua tau zoo nyob ze rau qee qhov tuaj txawv teb chaws
nitrocellulose daim nyias nyias. Tom qab qee qhov phiaj xwm ua kom zoo, lawv tuaj yeem siv rau hauv kev tsim khoom ntawm
kev sim cev xeeb tub khoom. Tab sis tsis yog txhua lub tsev tsim khoom tuaj yeem yooj yim yuav qhov haujlwm ua kom zoo no. Kev hloov chaw ntawm daim nyias nyias yog qhov hloov pauv, tab sis cov tuam txhab tsim khoom lag luam tseem ntsib teeb meem loj kom ua tiav kev hloov chaw, ntawm qhov kev hloov chaw ntawm cov cuab yeej cog yog qhov teeb meem loj heev.