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?? ??:
9002-92-0
???:
??-???-???-????-???????
???(??):
??-???-???-?????-???????;??-???-???-????-???????;α-???-ω-?????-??(??-1,2-????);??? ??? ??????? ???;?????????????
???:
Polyoxyethylene lauryl ether
???(??):
Lauryl alcohol ethoxylate;lauromacrogol;Fatty alcohol polyoxyethylene ether;laureth;ped;thesit;Brij L23;AEO4;LAURETH-25;Macrogol lauryl ether
CBNumber:
CB4688466
???:
(C2H4O)nC12H26O
??? ??:
1199.55
MOL ??:
9002-92-0.mol

??-???-???-????-??????? ??

???
41-45 °C(lit.)
?? ?
100 °C(lit.)
??
0.99 g/mL±0.002 g/mL at 20 °C
???
<1 mm Hg ( 20 °C)
???
n20/D 1.461
???
>230 °F
?? ??
Store below +30°C.
???
H2O: 20 °C?? 40 mg/mL, ??, ??
?? ?? (pKa)
0[at 20 ℃]
??? ??
?? ??
??
???
??????(pH)
5.5-7.0 (100g/l, H2O, 20℃)
??
?? ??
pH ??
5.5 - 7.5
???? ??
synthetic
???
??
???
35.0 to 40.0 ℃
Merck
14,7558
???
????. ?? ??. ?? ???? ???? ????.
LogP
2.26 at 25℃
EPA
Polyethylene glycol monododecyl ether (9002-92-0)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn,Xi
?? ???? ?? 22-41-36/37/38-38-37/38-36
????? 26-39-37/39-36/37/39-36-24/25
????(UN No.) UN 3082 9/PG 3
WGK ?? 3
RTECS ?? MD0875000
F ?????? 3
TSCA Yes
HS ?? 34021300
HS ?? 38220000
?? ?? ??? 9002-92-0(Hazardous Substances Data)
?? LD50 in mice (mg/kg): 1170 orally, 125 i.v. (Zipf)
???? ?? KE-12935
????(GHS): GHS hazard pictogramsGHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H410 ??? ??? ?? ????? ?? ??? ?? ????? ?? - ?? ?? 1 ?? GHS hazard pictograms P273, P391, P501
??????:
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P270 ? ??? ??? ??? ???, ???? ???? ???.
P273 ???? ???? ???.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
1
0 0

??-???-???-????-??????? C??? ??, ??, ??

??? ??

White or almost white, unctuous and hygroscopic mass, melting at 24 °C into a colourless or yellowish, viscous liquid.

??

Ethosperse(R) LA-4 is a medium range HLB, ethoxylated, nonionic ether of lauryl alcohol with broad range pH stability. It is suggested for use as an emulsifier in cosmetics to add body and texture (humectant), in household products and in lubricants.

?? ??

The method for producing a Polyoxyethylene Lauryl Ether, which comprises a sulfation step wherein an ethylene oxide addition product of an alkyl alcohol having 8-22 carbon atoms is reacted with an SO3-containing gas, thereby obtaining a sulfated product of the ethylene oxide addition product, and a neutralization step wherein the sulfated product is neutralized, thereby obtaining a sulfate. The ethylene oxide addition product contains from 0.01% by mass to 1% by mass (inclusive) of an alkali metal hydroxide relative to the total mass of the ethylene oxide addition product.

?? ??

Clear colorless to light yellow viscous liquid. Colorless at 266°F; brown at 644°F. Bland odor.

??? ?? ??

Water soluble.

?? ???

Polyoxyethylene lauryl ether is incompatible with strong oxidizing agents and strong bases.

????

Polyoxyethylene lauryl ether is combustible.

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