4-Methylbenzophenone (CAS # 134-84-9)
Risk thiab Safety
| Hazard Cov Cim | Xi-xaj |
| Risk Codes | R22 - Ua phem yog tias nqos R36/38 - Kab mob rau qhov muag thiab tawv nqaij. R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. |
| Kev nyab xeeb piav qhia | S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. S36 - Hnav khaub ncaws tiv thaiv zoo. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. |
| WGK Germany | 3 |
| RTECS | DJ1750000 |
| TSCA | Yog lawm |
| HS Code | 291439 0 |
| Kev Ceeb Toom | Ua phem/Irritant |
Taw qhia:
Taw qhia 4-Methylbenzophenone (CAS # 134-84-9), muaj ntau yam thiab tseem ceeb hauv lub ntiaj teb ntawm cov organic chemistry thiab cov ntawv thov kev lag luam. Qhov no aromatic ketone, tus yam ntxwv los ntawm nws cov cim molecular qauv, yog dav lees paub rau nws cov hauj lwm zoo li UV lim thiab photostabilizer, ua rau nws yog ib qho tseem ceeb muaj nyob rau hauv ntau yam formulations.
4-Methylbenzophenone feem ntau yog siv rau hauv kev lag luam tshuaj pleev ib ce thiab kev saib xyuas tus kheej, uas nws ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv cov khoom los ntawm kev phom sij ntawm ultraviolet hluav taws xob. Los ntawm absorbing UV teeb, nws pab tiv thaiv kom tsis txhob degradation ntawm cov khoom xyaw nquag, kom ntseeg tau tias cov formulations tswj lawv cov kev ua tau zoo thiab ruaj khov nyob rau lub sijhawm. Cov cuab yeej no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov tshuaj pleev thaiv hnub, tshuaj pleev, thiab lwm yam khoom siv tawv nqaij, muab cov neeg siv khoom tiv thaiv kev tiv thaiv tshav ntuj.
Ntxiv rau nws cov ntawv thov hauv cov tshuaj pleev ib ce, 4-Methylbenzophenone kuj tseem ua haujlwm hauv kev tsim cov yas, txheej, thiab cov nplaum. Nws lub peev xwm los txhim kho kev ua haujlwm ntev thiab kev ua haujlwm ntev ntawm cov ntaub ntawv no ua rau nws muaj txiaj ntsig zoo ntxiv hauv ntau cov txheej txheem kev lag luam. Los ntawm kev sib xyaw ua ke no, cov tuam txhab tsim khoom tuaj yeem txhim kho kev ua haujlwm ntawm lawv cov khoom, ua kom lawv tiv taus ib puag ncig kev ntxhov siab thiab tswj lawv txoj kev ncaj ncees.
Kev nyab xeeb thiab kev ua raws cai yog qhov tseem ceeb hauv kev siv 4-Methylbenzophenone. Nws yog ib qho tseem ceeb uas yuav tsum tau ua raws li cov lus qhia uas tau teev tseg los ntawm lub koom haum tswj hwm kom ntseeg tau tias muaj kev nyab xeeb hauv kev siv cov khoom siv. Peb txoj kev cog lus rau kev ua tau zoo txhais tau hais tias peb tsuas yog muab cov qib siab tshaj plaws 4-Methylbenzophenone, kom ntseeg tau tias nws ua tau raws li cov qauv kev lag luam nruj.
Hauv cov ntsiab lus, 4-Methylbenzophenone (CAS # 134-84-9) yog lub zog muaj zog uas muaj txiaj ntsig zoo thoob plaws ntau qhov kev lag luam. Txawm hais tias koj tab tom tsim cov khoom tu tawv nqaij lossis txhim kho kev ua haujlwm ntawm cov ntaub ntawv tsim khoom, cov khoom sib xyaw no yog ib qho khoom muaj nqis uas tsis tuaj yeem muab kev ntseeg siab thiab ua tau zoo. Siv lub peev xwm ntawm 4-Methylbenzophenone thiab txhawb koj cov qauv niaj hnub no!
