Ntsuas ntawm 25 degree, dej dissolution muaj peev xwm tsawg ntawm 0.25 g / L. Cov khoom xyaw sib tov thiab yaj yooj yim hauv ethanol, propylene glycol, thiab cov roj ntuj & hluavtaws.
Qhov Zoo Tshaj Plaws
Tsim los ua ib qho tshwj xeeb preservative tivthaiv.
Nws xa cov teebmeem bacteriostatic thiab fungistatic, nrog kev ruaj khov zoo thiab kev nyab xeeb siab rau kev siv mis txhua hnub.
Specifications
| Tshuaj npe | 4-Hydroxybenzoic acid propyl ester |
| CAS Nr. | 94-13-3 |
| Molecular Formula | C₁₀H₁₂O₃ |
| Qhov tshwm sim | Dawb los yog yuav luag dawb crystalline hmoov |
| Lus Assay Content | 99.0%~100.5% |
| Melting Point | 95-98 degree |
| Acidity | 4.0~7.0 |
| Ignition Residue | Tsawg dua lossis sib npaug li 0.1% |
| Qhuav | Tsawg dua lossis sib npaug li 0.5% |
Daim ntawv thov
Zoo tagnrho rau kev koom ua ke rau hauv cov khoom kom zoo nkauj thiab tshuaj formulations. Cov kev cai hauv zos thiab thoob ntiaj teb txwv nruj rau nws cov khoom noj ntxiv.
Ntim & Cia
- Ntim: 25kg / ntawv nruas lossis los ntawm cov neeg siv khoom thov
- Zoo ib yam thiab ruaj khov nyob rau hauv dav atmospheric tej yam kev mob. Pom zoo cia tej yam kev mob: qis dua 30 degree, qhuav thiab txias qhov chaw, kaw thiab tiv thaiv los ntawm lub teeb thiab av noo. Muaj nyob rau hauv 25kg fiber nruas, nrog saj zawg zog kev cai ntim xaiv.
Quality & Service
Tsim nyob rau hauv ISO-cov chaw muaj ntawv pov thawj, txhua pawg tuaj nrog Daim Ntawv Pov Thawj Kev Ntsuam Xyuas (COA). Peb muab cov khoom siv txhim khu kev qha, kev txhawb nqa, thiab kev sib tw nqi rau kev txiav txim ntau.
FAQ
Q: Thov muab cov ntaub ntawv melting point ntawm cov tshuaj no.
A: Melting point index yog 95 txog 98 degrees Celsius.
Q: Qhov tsawg kawg nkaus purity qib ntawm cov khoom yog dab tsi?
A: Qhov tsawg kawg nkaus purity ncav cuag 99.0% raws li kev txiav txim los ntawm HPLC txoj kev.
Q: Ntev npaum li cas pH pom zoo rau nws siv tshuaj tua kab mob?
A: Lub sijhawm pH pom zoo rau cov txiaj ntsig zoo tshaj plaws yog 4.0 txog 7.0.
Thov ib daim Quote/Sample
Nrhiav 4-Hydroxybenzoic acid propyl ester 94-13-3 ntxiv rau hauv koj cov qauv qauv? Hu rau peb kom tau txais cov ntaub ntawv qhia txog kev ua haujlwm puv ntoob, cov qauv pub dawb thiab cov nqe lus them nqi.
Cim npe nrov: nipagin p, Tuam Tshoj nipagin p manufacturers, lwm tus neeg
