???????
|
|
??????? ??
- ???
- >125°C
- ??
- 1.42 g/cm3 (20 °C)
- ?? ??
- Store at +15°C to +25°C.
- ???
- ?? ? ??, ???(96%)? ?? ??, ??????? ?? ?? ????.
- ?? ?? (pKa)
- 8.4[at 20 ℃]
- ??? ??
- ??
- ??
- ???
- ??????(pH)
- 9.7-10.3 (1g/l, H2O)
- ???
- 418g/L at 20℃
- BRN
- 4165000
- InChIKey
- PESXGULMKCKJCC-UHFFFAOYSA-M
- LogP
- -0.63 at 20℃
- CAS ??????
- 5026-62-0(CAS DataBase Reference)
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xn | ||
|---|---|---|---|
| ?? ???? ?? | 22 | ||
| ????? | 22-24/25 | ||
| WGK ?? | 1 | ||
| RTECS ?? | DH2455000 | ||
| ?? ?? ?? | >600 °C | ||
| HS ?? | 29182930 | ||
| ?? | LD50 orally in Rabbit: > 5000 mg/kg | ||
| ???? ?? | KE-31528 |
| ????(GHS): |
|
||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ?? ?: | Danger | ||||||||||||||||||||||||||||
| ??·?? ??: |
|
||||||||||||||||||||||||||||
| ??????: |
|
??????? C??? ??, ??, ??
??? ??
white powder??
Pharmaceutic aid.?? ?? ??
This substance is one of the parabens family. Parabens are esters formed by p-hydroxybenzoic acid and an alcohol. They are largely used as biocides in cosmetics and toiletries, medicaments, or food. They have synergistic power with other biocides. Parabens can induce allergic contact dermatitis, mainly in chronic dermatitis and wounded skin.??????? ?? ?? ? ???
???
?? ??
??????? ?? ??
???( 476)?? ??
| ??? | ?? | ??? | ?? | ?? ? | ?? |
|---|---|---|---|---|---|
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