Sab saum toj zoo 99% m-Phenylenediamine MPDA nrog tus nqi zoo tshaj 108-45-2 EINECS No.: 203-584-7
Daim ntawv thov
Khoom Specification / Qauv
Cov khoom ntsuas Standard
Pom Dawb Granular
Kev ntsuas ≥99.0%
Melting Point ≥62.5 ℃
Cov dej noo ≤0.1%
PPD, mg/kg
OPD, mg/kg/
Daim Ntawv Thov / Qauv
plaub hau xim nruab nrab
Lwm cov ntaub ntawv
Ntim: 25kg / cardboard nruas
Peb tuaj yeem ntim raws li cov neeg siv khoom thov, txwv tsis pub yuav pob raws li peb lub Hoobkas.
Raws li kev xa khoom peb tuaj yeem siv DHL / EMS / TNT / FedEx / USPS lossis raws li koj qhov kev thov.
Los ntawm Courier | Los ntawm Cua | Los ntawm Hiav Txwv |
≤ 50kg | 50kg-500kg | ≥500kgs |
3-7 Hnub | 1-2 lub lis piam | 2-3 lub lis piam |
Qhov rooj rau qhov rooj | Tshav dav hlau mus rau tshav dav hlau | Seaport rau Seaport |
Yooj yim kom tau cov khoom | Xav tau Custom Clearance | Xav tau Custom Clearance |
Cov ntsiab lus ceev
Khoom npe | m-Phenylenediamine |
Synonyms | 1,3-Phenylenediamine;1,3-Diaminobenzene hmoov |
CAS Nr. | 108-45-2 : kuv |
EINECS | 203-584-7 ib |
Molecular Formula | C6H8N 2 |
Molecular Luj | 108.14 Nws |
Qhov tshwm sim | Dawb siv lead ua |
Melting point | 63-65 ºC |
Assay | 99% |
Cov khoom | Specification | Cov txiaj ntsig |
Yam ntxwv | Taupe rau grey crystal khoom | Ua raws |
Crystallization point | 6 1.5 min | 62.43 ib |
Purity% | 9 9.50 mn | 99.93 ib |
Ortho phenylene diamine% | 0.20 max | 0.00 Nws |
Para phenylene diamine% | 0.20 max | 0.02 ib |
Moisture% | 0.10 max | 0.08 ib |
Sab saum toj zoo 99% m-Phenylenediamine MPDA nrog tus nqi zoo tshaj 108-45-2
Certificate of Analysis---m-Phenylenediamine
Khoom npe | m-Phenylenediamine | ||||||||
CAS | 108-45-2 : kuv | ||||||||
Cov mis mos molecular | C6H8N 2 | ||||||||
Molecular Luj | 108.14 Nws | ||||||||
EINECS No. | 203-584-7 ib | ||||||||
UN No. | UN 1673 6.1/PG 3 | ||||||||
Lub cev thiab Cemical Properties |
| ||||||||
Kev piav qhia dav dav | Dawb koob crystalline | ||||||||
Kev siv | Dyestuff nruab nrab | ||||||||
Ntim | Ntim hauv 25 kg / fiber nruas. | ||||||||
Kev cia khoom | Yuav tsum tau muab cia rau hauv cov thawv kaw hauv qhov chaw txias txias. | ||||||||
Specifications | |||||||||
Cov khoom | Txuj | ||||||||
Qhov tshwm sim | Dawb koob crystalline | ||||||||
Kev ntsuam xyuas (HPLC) | ≥ 99.8% | ||||||||
Tshauv | 0.1% max | ||||||||
Melting Point | ≥62.5 ℃ | ||||||||
Moisture | 0.1% max | ||||||||
Tshauv | 0.1% max |
Shipping lub sij hawm los ntawm hiav txwv (Tsuas yog rau siv) | ||||||||
North America | 11-30 hnub | North Africa | 20 ~ 40 hnub | Teb chaws Europe | 22-45 hnub | South-East Asia | 7 ~ 10 hnub | |
South America | 25-35 hnub | WestAfrica | 30 ~ 60 hnub | MiddleEast | 15 ~ 30 hnub | East Asia | 2 ~ 3 hnub | |
Middle America | 20 ~ 35 hnub | Teb chaws Africa | 23-30 hnub | Ocenia | 15 ~ 20 hnub | South Asia | 10 ~ 25 hnub |
Q1: Puas yog cov chaw tsim khoom lossis tuam txhab lag luam?
A: Peb yog cov chaw tsim khoom.Koj tuaj yeem tuaj xyuas peb lub Hoobkas.
Q2: Yuav tiv tauj peb li cas?
A: Nyem rau "Tau Txais Tus Neeg Siv Khoom", xa peb cov lus, koj yuav tau txais lus teb hauv 24 teev.
Q3: Cov nqe lus them nqi twg koj txais?
A: Rau kev txiav txim ntau, koj tuaj yeem them rau peb lub tuam txhab tus account hauv txhab nyiaj.
Q4: Koj puas tuaj yeem muab tus nqi luv nqi rau kuv?
A: Tseeb, nws nyob ntawm koj qhov ntau.
Q5: Kuv tuaj yeem tau txais tus qauv li cas?
A: Koj tuaj yeem tham nrog peb, peb ib txwm xa cov qauv los ntawm FEDEX, DHL, EMS.
Ob peb qauv yog dawb tab sis koj yuav tsum tau them tus nqi thauj khoom.
Q6: Yuav ua li cas kom paub meej cov khoom zoo ua ntej muab xaj?
A: Koj tuaj yeem tau txais qee cov qauv, lossis peb tuaj yeem xa daim ntawv pov thawj ntawm kev tshuaj ntsuam xyuas lossis HPLC lossis NMR rau koj.
Q7: Kuv tuaj yeem them nyiaj zoo li cas?
A: Tag nrho cov kev lag luam yog nyob rau hauv Alibaba (Third Party) tshuaj xyuas.
Q8: Puas yog nws tuaj yeem ua cov ntawv lo nrog peb tus kheej tsim?
A: Yog, tsuas yog xa koj cov duab kos rau peb, koj yuav tau txais yam koj xav tau.