Methyl 4-hydroxybenzoate Methylparaben CAS No.99-76-3
Huahana Huahana
- ʻO Methyl 4-hydroxybenzoate, i kapa ʻia ʻo Methyl Paraben, i hoʻohana nui ʻia e like me ka antiseptic preservative no ka synthesis organik, meaʻai, mea hoʻonaninani, lāʻau lapaʻau, a hoʻohana ʻia hoʻi e like me ka mālama hānai.
- ʻO Methyl 4-hydroxybenzoate kahi mea olaola. Ma muli o kāna hana phenolic hydroxyl, ʻoi aku ka maikaʻi o nā waiwai antibacterial ma mua o ka waikawa benzoic a me ka waikawa sorbic. ʻO ka hana o ka paraben ka mea nui ma muli o kona kūlana molekala, a ʻo ka pūʻulu hydroxyl i loko o ka mole i hoʻoheheʻe ʻia a ʻaʻole i hoʻohui ʻia. No laila, loaʻa ka hopena maikaʻi ma ka laulā o ka pH 3 a hiki i ka 8. He mea kemika inert a he maʻalahi ke kūpono me nā mea kemika like ʻole.
Hiʻona Huahana
- Hana paʻa;
- ʻAʻohe decomposition a i ʻole hoʻololi hana ma lalo o ka wela kiʻekiʻe;
- Hoʻopili maʻalahi me nā mea kemika like ʻole;
- Hoʻohana waiwai a lōʻihi.
Nānā Kūlana
| Nā mea | Hōʻike |
| Ka nana aku | ʻO ka pauka kristal keʻokeʻo |
| AI maʻiʻo (%) | 99.0-100.0 |
| Ka helu hehee (℃) | 125-128 |
| Kaʻakika (pH) | 4.0-7.0 |
| Ke koena hoʻā ʻana (%) | Max0.1 |
Nā noi
- Hoʻohana ʻia ia no ka antiseptic o ka holoi kemika i kēlā me kēia lā (wai holoi, gel wai, shampoo, detergent, etc.).
- Hoʻohana ʻia ia no ka antiseptic i ka hānai, nā huahana ʻoihana i kēlā me kēia lā, disinfection lako, ʻoihana textile (textile, cotton yarn, chemical fiber), etc.
E kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou
