Khoom Description
Khoom npe: Chromotropic acid
CAS: 148-25-4 Nr
PIB: 205-712-7
Kub taw tes: 429.2℃(roughestimate)
Qhov ceev: 1.7929 (roughestimate)
Refractive Index: Chemicalbook1.6000 (kwv yees)
Specification
| Cov khoom | Specifications |
| Qhov tshwm sim | Dawb hmoov |
| Purity | 99% |
| Cia temp. | Inertatmosphere RoomTemperature |
| Pob | 1 kg / hnab, 20 kg / nruas, 25 kg / nruas |
Daim ntawv thov
1. Ua haujlwm Chromotropic acid ua chromogenic reagent rau colorimetric txiav txim siab ntawm formaldehyde, nitrate / nitrite thiab hlau ions (Cr, Ti) hauv analytical chemistry.
2. Ua haujlwm Chromotropic acid CAS 148-25-4 ua ib qho nruab nrab rau kev sib xyaw azo thiab anthraquinone dyes siv hauv cov ntaub plaub textile dyeing thiab luam ntawv.
3. Ua haujlwm raws li kev sojntsuam fluorescent rau pH sensing (xim tsis muaj xim
Cia thiab ceev faj
Khaws Chromotropic acid CAS 148-25-4 ntawm 2-8℃hauv cov thawv ntim amber iav ntim rau hauv qhov chaw txias, tsaus, qhuav, deb ntawm lub teeb, huab cua, muaj zog oxidants thiab txo cov neeg ua haujlwm. Hnav hnab looj tes nitrile, looj tsom iav dub thiab lub ntsej muag plua plav; zam kev nqus pa, daim tawv nqaij / qhov muag sib cuag & noj (kua muag). Reseal nruj nreem siv los tiv thaiv oxidation; pov tseg cov khoom pov tseg raws li cov khoom siv phom sij los ntawm cov ntawv tso cai.
Dab tsi yog qhov txiaj ntsig ntawm kev noj Chromotropic acid?
✅ Muab Chromotropic acid siab tshwj xeeb rau formaldehyde nrog cov xim liab tsim (λmax 580 nm) nyob rau hauv 50% H₂SO₄, ua kom muaj kev cuam tshuam - tsis pub muaj kev tshuaj xyuas.
✅ Zoo heev Chromotropic acid CAS 148-25-4 dej solubility tso cai ncaj qha kev npaj ntawm aqueous assay tov yam tsis muaj organic hnyav ua ntej kho.
✅ Ntau yam rau ob qho tib si hlau ion nrhiav pom thiab zas xim, txhawb ntau - daim ntawv thov hauv kev tshuaj ntsuam xyuas thiab kev lag luam textile.
Kev Nyab Xeeb & Cov Ntaub Ntawv Thauj Khoom
- Hazard Class: Tsis yog -hazardous|Tsis muaj UN tus lej|HS Code: 2908999090 (reagent); 3204160090 (dye intermediate)
- Tsis yog-combustible solid|Decomposes ntawm cov cua sov muaj zog kom tso cov tshuaj lom sulfur oxides
- Cov Lus Ceeb Toom: H315 (mob tawv nqaij), H319 (qhov muag khaus), H335 (ua pa ua pa)
- Cov Lus Ceeb Toom: P261, P280, P305+351+338, P332+313
Yam khoom pom zoo
| Cov khoom | Khoom npe |
| 1 | Hydroxyethyl -Β-Cyclodextrin CAS 128446-32-2 |
| 2 | 4 -Tert-Butylbenzonitrile CAS 4210-32-6 |
| 3 | 5-Heptylresorcinol CAS 500-67-4 |
| 4 | Tom ntej: 2,2,6,6-Tetramethyl-4-Piperidinol/2,2,6,6-Tetramethylpiperidin-4-Ol/TMP CAS 2403-88-5 |
| 5 | 1 2 2 6 6-Pentamethyl-4-Piperidinol CAS 2403-89-6 |
| 6 | Naphthenic Acid CAS 1338-24-5 |
| 7 | 4-Biphenylboronic Acid CAS 5122-94-1 |
| 8 | Acid Blue CAS 28983-56-4 |
| 9 | Thiazolyl Blue / MTT CAS 298-93-1 |
| 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 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: chromotropic acid CAS 148-25-4, Tuam Tshoj chromotropic acid cas 148-25-4 manufacturers, lwm tus neeg, Hoobkas
