Cov khoom lag luam
Dimethyl sulfate yog cov organic compound uas yog lub teeb ci ntsa iab hauv dej,} Nws yog cov tshuaj tsw qab ntawm cov pa roj hmab} Nws yog maj mam hydrots nyob rau hauv sib cuag nrog dej los tsim sulfuric acid thiab methanol. Nyob rau hauv Alkaline cov xwm txheej, cov hydrolysis ceev nce {}}
| Kev tshwm sim | Tsis muaj kob, kua roj |
| Tus ntxhiab | Plaint, dos-zoo li |
| Ceev | 1.33 G / ml, kua |
| Melting taw tes | -32 Qib (-26℃F; 241 k) |
| Kub taw tes | 188℃(370℃f; 461 k) (decomposes) |
|
Solubility hauv dej |
Sweacts |
| So | Methanol, Dichhloromethane, Acetone |
| Vapor siab | 0.1 mmhg (20 degree) |
|
Sib Nqus Tau Zoo (χ) |
−62.2×10−6cm3mol |
Kev siv
- Organic synthesis: dimethyl sulfate yog qhov tseem ceeb meffation, nws yog siv los ua pa yeeb yaj kiab xws li cov tshuaj tua kab, thiab cov tshuaj tua kab thiab tshuaj ntsuab}
- Kev tsim khoom lag luam: hauv kev tsim cov ntaub ntawv polymer, nqus cov sulfate tuaj yeem siv ua tus neeg sawv cev sib txuas los ua cov khoom siv ntawm cov khoom siv ntawm cov khoom siv.
Tuam txhab tau
GneebioMuab ntau cov khoom lag luam, suav nrog cov tshuaj tua kab mob {}}}} .} rau cov chaw tsim hluav taws xob, peb siv zoo Craftsmanship thiab nruj kev soj ntsuam .
Peb ua raws li qhov zoo - chaw thiab cov qhua tuaj noj mov - kev soj ntsuam cov kev soj ntsuam tshiab thiab nruj ua haujlwm zoo, peb ua kom cov khoom lag luam zoo {{4 4}}
Peb pab pawg muag khoom tau ntsib thiab txuag, nkag siab kev ua lag luam kev ua lag luam thiab nthuav dav los ntawm cov neeg siv khoom thoob ntiaj teb.
Yav tom ntej, peb yuav txhawb txoj kev xav ntawm "kev hloov kho tshiab, ua kom muaj kev pabcuam thiab kev txhawb nqa kev lag luam zoo dua, thiab txhawb nqa kev lag luam thiab kev txhawb nqa kev lag luam nrog cov neeg koom tes {}}
Txais tos tiv tauj peb kom paub meej ntxiv, peb yuav muab koj tus nqi sib tw tshaj plaws!
Tshuaj Txhuam Cov Khoom Siv Tshuaj Txiaj Ntsig
Gneebio Companpress Ib puag ncig
Cov neeg muas zaub mus xyuas GNEEBio Group
Tshuaj Txhuam Siv Khoom Siv Tshuaj Txhuam - Gneebio
Cov FAQ
Q: Thaum twg cov zaub mov xa tuaj?
A: Cov zaub mov xa tuaj yuav tau ua nyob rau hauv 5-10 hnub tom qab tau txais kev them nyiaj yug {.
Q: Koj tus qauv los xyuas kom meej qhov zoo ntawm koj cov khoom?
A: Peb nruj ua raws li 6 kauj ruam rau kev tswj hwm zoo, pib los ntawm cov khoom siv raw, pib los ntawm cov khoom lag luam tiav rau cov khoom tiav tawm hauv lub hoobkas.
Q: Yuav ntev npaum li cas rau kuv kom tau txais cov qauv?
A: Peb yuav xa cov qauv tsis pub dhau {{}}}}}}} {{{3} {3} {3} {}5-7 ua haujlwm hnub
Q: Koj txais cov txheej txheem them nqi dab tsi?
A: Peb lees txais 50% them ua ntej lossis 100% them rau pom, lossis lwm txoj kev them nyiaj, yuav tsum sib tham.
Q: Qhov kev txiav txim yam tsawg kawg nkaus?
A: Feem ntau qhov kev txiav txim yam tsawg kawg nkaus yog 1kg, uas tuaj yeem siv ua piv txwv rau cov khoom lag luam tshwj xeeb yog 20 gram .
Q: Koj yuav tswj tau qhov zoo li cas?
A: Peb muaj ntau tshaj 10 xyoo kev hauv kev xa tshuaj chemical, peb cov neeg siv khoom lag luam tau pab peb ua kom muaj sia nyob hauv kev ua lag luam no .
Cim npe nrov: dimethyl sulfate rau synthesis CAS 77-78-1}}, Tuam Tshoj dimethyl sulfate rau synthesis manufacturers, cov chaw tsim khoom, Hoobkas