Khoom Description
Khoom npe: 4-Aminobenzoic acid
CAS: 150-13-0
Qhov ceev: 1.374 g / cm3
Melting point: 187-189 degree
Specification
| Cov khoom | Specifications |
| Qhov tshwm sim | Tsis muaj xim thiab pob tshab kua |
| Purity | 99% |
| Cia temp. | Khaws hauv qab +15℃. |
| Pob | 1 kg / hnab, 20 kg / nruas, 25 kg / nruas |
Daim ntawv thov
1. 4-Aminobenzoic acid yog cov khoom noj tseem ceeb rau ntau tus tib neeg cov kab mob thiab ua haujlwm ua ntau yam hauv tsev thaiv hauv kev tsim tshuaj lossis cov neeg siv tshuaj.
2. PABA CAS 150-13-0 yog ib qho tseem ceeb nruab nrab hauv kev tsim cov folic acid, azo dyes, esters, thiab ntsev, thiab kuj tseem siv los ua cov khoom thaiv ultraviolet hauv cov tshuaj pleev thaiv hnub.
3. Nyob rau hauv kev kho mob, 4-Aminobenzoic acid yog siv nyob rau hauv cell culture media li vitamin H1 thiab rau kev npaj tshuaj loog hauv zos thiab tshuaj pleev.
Cia thiab ceev faj
1. Khaws 4-Aminobenzoic acid nyob rau hauv lub thawv kaw nruj nreem rau hauv qhov chaw txias, qhuav, thiab qhov cua zoo, tiv thaiv lub teeb thiab kom deb ntawm cov oxidizing muaj zog.
2. Khaws PABA CAS 150-13-0 nyob rau hauv chav tsev kub, vim nws ruaj khov nyob rau hauv ib txwm muaj mob, tab sis tej zaum yuav degrade thaum lub sij hawm raug rau lub teeb thiab huab cua.
3. Kov 4-Aminobenzoic acid siv cov cuab yeej tiv thaiv tus kheej tsim nyog suav nrog daim npog plua plav, daim npog qhov muag, thiab hnab looj tes, vim nws yuav ua rau tawv nqaij, qhov muag, thiab ua pa ua pa.
Kev kub ceev teb rau cov dej xau
1. Tshem tawm ntawm qhov chaw nchuav, hnav cov khoom siv tiv thaiv tag nrho nrog rau lub ntsej muag plua plav uas tsim nyog, thiab cheb cov khoom 4-Aminobenzoic acid rau hauv cov thawv ntim, cov ntawv sau tsis tsim cov plua plav.
2. Tiv thaiv PABA CAS 150-13-0 los ntawm kev nkag mus rau hauv cov dej ntws los yog txoj kev hauv dej, thiab ntxuav qhov chaw nchuav dej kom huv si tom qab khaws cov khoom tiav.
3. Cov neeg ua haujlwm tu 4-Aminobenzoic acid spills yuav tsum muab pov tseg pov tseg raws li cov cai hauv cheeb tsam.
Cov ntaub ntawv kev nyab xeeb
1. 4-Aminobenzoic acid yog cais nrog GHS teeb liab lo lus "Ceeb toom" thiab ua rau tawv nqaij khaus (H315), mob qhov muag loj (H319), thiab tej zaum yuav ua rau ua pa ua pa (H335).
2. PABA CAS 150-13-0 tuaj yeem ua rau muaj kev tsis haum rau ntawm daim tawv nqaij (H317) thiab raug suav hais tias muaj kev phom sij ntau, nrog rau cov tsos mob ntawm kev noj ntau dhau xws li xeev siab, ntuav, raws plab, thiab kiv taub hau.
3. Thermal decomposition ntawm 4-Aminobenzoic acid ua rau cov pa phem xws li carbon oxides thiab nitrogen oxides; Nws muaj qhov melting point ntawm 370-372℃F (188-189 degree) thiab vapor siab ntawm 4.5X10-6 mm Hg ntawm 25 degree.
Yam khoom pom zoo
| Cov khoom | Khoom npe |
| 1 | Formamide / Methanamide CAS 75-12-7 |
| 2 | 2 -Bromoaniline/o-Bromoaniline CAS 615-36-1 |
| 3 | Sodium P-toluenesulfonate CAS 657-84-1 |
| 4 | Maleic Acid CAS 110-16-7 |
| 5 | Bromoethane CAS 74-96-4 |
| 6 | N-Methylaniline CAS 100-61-8 |
| 7 | Phthalic Anhydride / O-Phthalic Anhydride CAS 85-44-9 |
| 8 | Acetyl Chloride CAS 75-36-5 |
| 9 | P-Cresol/4-Cresol CAS 106-44-5 |
| 10 | 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 ib qho 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.
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: 4-aminobenzoic acid/p-aminobenzoic acid/paba cas 150-13-0, Tuam Tshoj 4-aminobenzoic acid/p-aminobenzoic acid/paba cas 150-13-0 manufacturers, lwm tus neeg, Hoobkas
