Cov khoom lag luam
Cov Khoom Siv
Cov compound sib haum rau cas 9002-98-6 yog polymerylene polymer synthesized los ntawm ethyleneimine monomers .
Polyethyleneimine typically appears as a colorless to light yellow viscous liquid at room temperature, with a density of 1.03–1.07 g/mL (25 ℃), melting point of 59–60 ℃, boiling point of 250 ℃ (decomposition), and flash point of >110℃.} nws yog soluble hauv dej thiab insoluble hauv cov kuab tshuaj tsis yog benzene thiab roj av {{2} {2}
| Molecular Cov Qauv | C2H5N |
| Tus hniav loj | 43.07 |
| Ceev | 1.030g / mlat 25 degree |
| Melting taw tes | 59-60 degree |
| Boling Taw | 250℃(lit .) |
| Flash point | >230 depree f |
| Dej solubility | Soluble hauv dej . |
| Vapor presure | 9 mmhg (20 degree) |
| Kev tshwm sim | Kua |
| Lub ntiajteb txawj nqus tshwj xeeb | 1.045 (20/4 degree) |
Kev siv
Hauv kev siv cov ntawv thov, Pi ua raws li lub zog ntub dej hauv papermulking, e {} Cov ntaub ntawv tso quav ntawm cov dej khov kho, nws cov kab ke siab ua rau kev ua tiav kev tshaj tawm ntawm anionic impurities thiab cov hlau hnyav, ua kom haum raws li flocculant lossis dispersant epersant, los yog nanomaterial nto modifier .
Txog Peb
Gnee Tshuaj yog kev ua lag luam, ua lag luam tsim kho tshiab uas tau tsim kho kom muaj zog ntawm 30 {{{{4 4}
Cov Kev Tshawb Fawb Kev Tshawb Fawb, cov khoom tshawb fawb muaj zog thiab kev tsim kho kom zoo dua qub thiab kev sib tw zoo heev {1} t
Cov FAQ
Koj txais cov txheej txheem them nqi dab tsi?
Rau kev txiav txim me me, koj tuaj yeem them los ntawm xaim hloov, PayPal lossis Western Union {}} rau cov xaj loj, koj tuaj yeem them nyiaj los ntawm cov xaj loj, koj tuaj yeem them nyiaj rau ntawm T / T, L
Yuav ua li cas tso cov xaj online?
Proforma Daim Ntawv Caw yuav xa tom qab kev pom zoo los ntawm cov neeg siv nrog peb cov ntaub ntawv hauv tuam txhab bank .
Kuv puas tuaj yeem tau txais qee qhov qauv ua ntej tso ib qho kev txiav txim?
Yog lawm, peb zoo siab muab cov qauv ua ntej tso cov kev txiav txim, rau cov lus qhia ntxiv, thov koj xav tiv tauj peb cov khw muag khoom {}}}
Lub sijhawm xa khoom yog dab tsi?
Cov khoom lag luam npaj tau tam sim thaum tau txais cov qhua tuaj noj mov . Txawm li cas los xij, cov khoom lag luam yog qhov muaj.
Kuv tuaj yeem lees paub qhov zoo ntawm cov khoom ua ntej tso ib qho kev txiav txim?
Peb tuaj yeem xa cov qauv rau koj rau kev sim, lossis koj tuaj yeem xa peb cov khoom lag luam cov khoom lag luam thiab cov khoom lag luam, thiab peb yuav ua cov khoom raws li koj cov kev xav tau .
Cim npe nrov: Dej Soluble Polyethyleneimine (Pei) Cas 9002-98-6}}, Tuam Tshoj Cas9002-98-6 Cov chaw tsim khoom, cov chaw tsim khoom
