Propylparaben Cas 94-13-3

CAS:94-13-3

EINECS:202-307-7

MF:C10H12O3

MW:180.2

Cov lus txhais:Propyl4-hydroxybenzoate, 99 +% 500GR; Propyl4-hydroxybenzoate, 99 +% 5GR; 4-HYDROXYBENZOICACIDPROPYLESTER; 4-HYDROXYBENZOICACIDN-PROPYLESTER; PROPYL4-HYDROXYBENZOATE, PHEUR; PROPYL4-HYDROXYBENZOATE, 99 +%; N-PROPYLP-HYDROXYBENZOATESIGMAULTRA; PropylParabenPropylParabenBp/Usp/Ep

Sau Koj Cov Lus

Cov Khoom Qhia Txog Khoom

Rub tawm

Cov Cim Npe Khoom

Propylparaben Cas 94-13-3 yog dab tsi?

Propylparaben yog cov siv lead ua tsis muaj xim lossis hmoov dawb lossis cov khoom dawb chunky. Melting point 95-98 ° C. Tsis muaj ntxhiab lossis tsis muaj ntxhiab tsw qab. Tsis muaj tshuaj lom, Tsis muaj saj (ua rau tus nplaig tsis ua haujlwm). pH: 6.5-7.0 (me ntsis acidic) hauv cov kua.

Cov Lus Qhia Tshwj Xeeb

Qhov tsos	Hmoov Crystalline Dawb
Kev ntsuam xyuas (ntawm qhov chaw qhuav)	98.0% - 102.0%
Melting Point	115- 118 ℃
Poob thaum ziab	0.5% Max
Kev ua kua qaub	Dhau
Sulfate (SO₄²)	0.024% Max
Hlau Hnyav (Pb)	0.001% Max
Cov Khoom seem ntawm Ignition	0. 1% Max
Kev txheeb xyuas	Dhau
Cov Khoom Sib Xws	Cov Khoom Sib Xws p-HBA (Impurity A)
	Cov Khoom Sib Xws txhua qhov tsis huv uas tsis tau teev tseg
	Tag nrho cov khoom tsis huv
Xim ntawm cov tshuaj	Dhau
Cov Khoom Uas Tsis Muaj Organic Volatile	Dhau

Daim Ntawv Thov

Propylparaben yog ib qho ntawm cov tshuaj preservatives uas siv ntau tshaj plaws los tiv thaiv cov kab mob thiab pwm. Nws muaj cov yam ntxwv tsis tshua muaj kev ua xua thiab tsis muaj tshuaj lom, nws muaj kev nyab xeeb heev, thiab suav tias yog cov khoom siv raw uas tsis ua rau tawv nqaij tawm.