Khoom Description
Khoom npe: UV absorber BP-2
CAS: 131-55-5 Nr
PIB: 205-028-9
Melting point: 198-200℃(lit.)
Boiling point: 349.21℃(kwv yees ntxhib)
Qhov ceev: 1.216
Refractive Index: 1.4825 (kwv yees)
Specification
| Cov khoom | Specifications |
| Qhov tshwm sim | Dawb hmoov |
| Purity | 99% |
| Cia temp. | Muab kaw rau hauv qhuav, Chav Kub |
| Pob | 1 kg / hnab, 20 kg / nruas, 25 kg / nruas |
Daim ntawv thov
1. Ua haujlwm 2 2' 4 4'-Tetrahydroxybenzophenone raws li kev ua haujlwm siab- UV absorber hauv cov yas thiab txheej txheej, zoo tiv thaiv polymer aging thiab yellowing los ntawm UVA thiab UVB hluav taws xob.
2. Pab UV absorber BP-2 CAS 131-55-5 ua tshuaj pleev thaiv hnub ntxiv hauv cov tshuaj pleev ib ce, thaiv cov kab hluav taws xob ultraviolet los tiv thaiv cov tawv nqaij los ntawm lub hnub puas tsuaj ruaj khov.
3. Ua haujlwm raws li qhov tseem ceeb ntawm cov organic synthesis nruab nrab, txhawb kev npaj cov tshuaj raw cov ntaub ntawv thiab photochromic derivatives ntseeg tau.
Cia thiab ceev faj
Khaws nws (CAS 131-55-5, daj daj crystalline hmoov, mp 198-200 degree, ceev 1.50g/cm³) ntawm 10–25℃nyob rau hauv kaw amber iav / HDPE ntim rau hauv ib tug txias, qhuav, tsaus thiab zoo-ventilated qhov chaw. Cais tawm los ntawm cov muaj zog oxidants, acids thiab ncaj qha tshav ntuj kom tsis txhob muaj xim thiab degradation. Hnav hnab looj tes nitrile, looj tsom iav dub thiab plua plav npog; zam cov plua plav nqus, daim tawv nqaij / qhov muag sib cuag thiab noj kom tsis txhob mob me me thiab ua xua. Reseal nruj nreem tom qab siv; pov tseg cov pov tseg ib cheeb tsam UV absorber & tshuaj ib puag ncig kev cai.
Dab tsi yog qhov txiaj ntsig ntawm kev noj 2 2' 4 4'-Tetrahydroxybenzophenone / UV absorber BP-2?
UV absorber BP-2 CAS 131-55-5 yog ib qho kev lag luam UV absorber thiab hluavtaws intermediate, tsis yog rau tib neeg kev sib cuag lossis kev noj; Kev sib cuag tsis muaj tshuaj lom yuav ua rau muaj kev tsis haum rau ntawm daim tawv nqaij thiab mucosal irritation, thiab ntev - kis tau tus kab mob endocrine cuam tshuam. Hauv cov ntawv thov kev tswj hwm, 2 2' 4 4'-Tetrahydroxybenzophenone nta dav UV nqus ntau yam (320-}400nm), thermal stability zoo, zoo sib xws nrog polymers thiab tshuaj pleev ib ce, thiab zoo kawg nkaus tiv thaiv kev laus nrog tsawg npaum li cas.
Yam khoom pom zoo
| Cov khoom | Khoom npe |
| 1 |
UV-1164 CAS 2725-22-6 |
| 2 | UV Absorber 400 / UV-400 CAS 153519-44-9 |
| 3 |
Rhodium Nitrate CAS 10139-58-9 |
| 4 | Tom ntej: Sodium Tetrachloropalladate CAS 13820-53-6 |
| 5 |
TrimethyL CITRATE CAS 1587-20-8 |
| 6 |
Acetyl Tributyl Citrate ATBC CAS 77-90-7 |
| 7 |
Desmodur RFE / Isocyanates RFE CAS 4151-51-3 |
| 8 |
Desmodur RE/Methylidynetri -P-Phenylene Triisocyanate CAS 2422-91-5 |
| 9 |
Plasticizer Dibutyl Phthalate DBP CAS 84-74-2 |
| 11 | Yog tias koj xav tau cov ntaub ntawv ntxiv, txais tos hu rau peb txhua lub sijhawm.WhatsApp: +86 18317156592
|
Ntim
Kev thauj mus los & Kev Them Nyiaj
Txog Kev Thauj Mus Los
Raws li cov kev xav tau ntawm peb cov neeg siv khoom, peb tuaj yeem muab ntau yam kev xaiv kev thauj mus los.
Rau kev txiav txim me me, peb muab kev xa khoom huab cua lossis kev pabcuam xa khoom thoob ntiaj teb xws li FedEx, DHL, TNT, EMS, thiab ntau lwm yam tshwj xeeb ntawm kev thauj mus los thoob ntiaj teb.
Peb tuaj yeem thauj los ntawm hiav txwv mus rau ib qho chaw nres nkoj rau qhov loj dua.
Tsis tas li ntawd, peb tuaj yeem muab cov kev pabcuam tshwj xeeb raws li cov kev xav tau ntawm peb cov neeg siv khoom thiab cov yam ntxwv ntawm lawv cov khoom.
* Peb tuaj yeem muab ntau yam kev xaiv them nyiaj rau peb cov neeg siv khoom.
* Thaum cov nyiaj qis qis, cov neeg siv khoom feem ntau them nrog PayPal, Western Union, Alibaba, thiab lwm yam kev pabcuam zoo sib xws.
* Thaum cov lej tseem ceeb, cov neeg siv khoom feem ntau them nrog T / T, L / C thaum pom, Alibaba, thiab lwm yam.
* Tsis tas li ntawd, ntau tus neeg siv khoom yuav siv Alipay lossis WeChat Them kom them nyiaj.
FAQ
1
Kuv puas tuaj yeem tau txais cov qauv ntawm koj?
Re: Yog lawm, peb xav muab cov qauv rau koj raws li koj xav tau.
2
Koj tus MOQ yog dab tsi?
Re: Feem ntau peb cov MOQ yog 1 kg, tab sis qee zaum nws kuj hloov tau thiab nyob ntawm cov khoom sib txawv.
3
Ntev npaum li cas kuv tuaj yeem tau txais kuv cov khoom tom qab them nyiaj?
Re: Yog tias xa los ntawm couriers lossis huab cua, nws feem ntau raug nqi 5-10 hnub.
Yog tias xa los ntawm hiav txwv, nws feem ntau raug nqi 3-40 hnub, uas nyob ntawm koj qhov chaw nyob.
4
Koj puas muaj kev pabcuam tom qab- muag?
Re: Yog lawm, peb yuav qhia koj txog kev nce qib ntawm qhov kev txiav txim, xws li kev npaj cov khoom, kev tshaj tawm, kev thauj mus los ua raws- nce, kev pabcuam kev lis kev cai, kev qhia txuj ci, thiab lwm yam.
Tiv tauj peb
Cim npe nrov: 2 2' 4 4'-tetrahydroxybenzophenone / uv absorber bp-2 cas 131-55-5, Tuam Tshoj 2 2' 4 4'-tetrahydroxybenzophenone / uv absorber bp-2 cas 131-55-5 manufacturers, lwm tus neeg, Hoobkas
