Khoom Description
Khoom npe: 4-Nitrobenzoic acid
CAS: 62-23-7 Nr
PIB: 200-526-2
Melting point: 237-240℃(lit.)
Kub taw tes: 295.67℃(nrawm kwv yees)
Qhov ceev: 1.61
Qhov ceev: 700kg / m3
Refractive Index: 1.6280 (kwv yees)
Fp: 237 degree
Specification
| Cov khoom | Specifications |
| Qhov tshwm sim | Tsis muaj xim thiab pob tshab kua |
| Purity | 99% |
| Cia temp. | Khaws hauv qab +30℃. |
| Pob | 1 kg / hnab, 20 kg / nruas, 25 kg / nruas |
Daim ntawv thov
1. 4-Nitrobenzoic acid yog ib qho precursor rau 4-nitrobenzoyl chloride, uas yog siv los ua ke cov tshuaj loog procaine thiab folic acid.
2. Lub compound ua haujlwm tseem ceeb hauv kev tsim cov dyes ntau yam, tshwj xeeb tshaj yog azo dyes rau kev lag luam textile.
3. 4-Nitrobenzoic acid CAS 62-23-7 kuj tseem siv rau hauv analytical chemistry raws li ib tug reagent rau alkaloids thiab rau calibrating standard puag daws.
Cia thiab ceev faj
1. Khaws 4-Nitrobenzoic acid nyob rau hauv lub thawv kaw nruj nreem nyob rau hauv ib qho chaw txias, qhuav, zoo-ventilated, tiv thaiv los ntawm ya raws thiab muaj zog oxidizers.
2. Khaws 4-Nitrobenzoic acid CAS 62-23-7 kom deb ntawm cov hauv paus muaj zog, txo cov neeg ua haujlwm, thiab cyanide kom tsis txhob muaj kev phom sij.
3. Kov 4-Nitrobenzoic acid siv cov cuab yeej tiv thaiv tus kheej tsim nyog nrog rau cov hnab looj tes thiab looj tsom iav, thiab tsis txhob tsim cov plua plav.
Kev kub ceev teb rau cov dej xau
1. Tshem tawm ntawm qhov chaw nchuav, hnav cov cuab yeej tiv thaiv tus kheej nrog rau lub tshuab ua pa tawm, thiab cheb cov khoom 4-Nitrobenzoic acid rau hauv cov thawv ntim.
2. Tiv thaiv kom tsis txhob nchuav 4-Nitrobenzoic acid CAS 62-23-7 los ntawm kev nkag mus rau hauv cov dej ntws los yog cov dej hauv lub sijhawm ua haujlwm huv.
3. Cov neeg ua haujlwm tu 4-Nitrobenzoic acid spills yuav tsum zam kom tsis txhob muaj plua plav thiab pov tseg cov khoom pov tseg raws li cov cai hauv cheeb tsam.
Cov ntaub ntawv kev nyab xeeb
1. 4-Nitrobenzoic acid muaj teeb meem yog tias nqos tau (H302) thiab ua rau mob qhov muag loj (H319) thiab khaus tawv nqaij.
2. 4-Nitrobenzoic acid CAS 62-23-7 yog combustible thiab decomposes ntawm cua sov, tsim cov pa phem xws li nitrogen oxides.
3. Kev ntsuam xyuas tsiaj txhu pom tias 4-Nitrobenzoic acid tej zaum yuav ua rau muaj kev phom sij rau tib neeg kev loj hlob lossis kev loj hlob, thiab nws yog qhov xav tias yuav ua rau muaj kev cuam tshuam ntawm caj ces.
Yam khoom pom zoo
| Cov khoom | Khoom npe |
| 1 | 4-Nitrophenylacetic acid CAS 104-03-0 |
| 2 | Tom ntej: Methyl 4-Bromobenzoate CAS 619-42-1 |
| 3 | 4-Bromoanisole CAS 104-92-7 |
| 4 | 4-Bromobenzonitrile CAS 623-00-7 |
| 5 | Tom ntej: Ethyl 4-nitrophenylacetate CAS 5445-26-1 |
| 6 | 4-Ethylacetophenone CAS 937-30-4 |
| 7 | N-Acetylsulfanilyl Chloride CAS 121-60-8 |
| 8 | 4-Nitroacetophenone CAS 100-19-6 |
| 9 | Ethyl p-nitrobenzoate CAS 99-77-4 |
| 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 hom 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.
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 taw qhia kev, thiab lwm yam.
Tiv tauj peb
Cim npe nrov: 4-nitrobenzoic acid CAS 62-23-7, Tuam Tshoj 4-nitrobenzoic acid cas 62-23-7 manufacturers, lwm tus neeg, Hoobkas
