Xov tooj: +86 18321679576
daim ntawv tshaj tawm

khoom

Methylparaben 99% CAS 99-76-3 Methyl 4-hydroxybenzoate Duab Tshwj Xeeb
  • Methylparaben 99% CAS 99-76-3 Methyl 4-hydroxybenzoate
  • Methylparaben 99% CAS 99-76-3 Methyl 4-hydroxybenzoate

Methylparaben 99% CAS 99-76-3 Methyl 4-hydroxybenzoate

Kev Piav Qhia Luv:

Lub Npe Tshuaj: Methyl 4-hydroxybenzoate

Cov Lus Txhais: Methylparaben

CAS No. 99-76-3


Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Kev piav qhia txog khoom

Methyl 4-hydroxybenzoate

Lub npe tshuaj: Methylparaben;
Cov mis molecular: C8H8TUS3
Qhov hnyav ntawm cov molecule: 152.2

qhov ntsuas zoo
Tsos: siv lead ua dawb los yog siv lead ua hmoov
Cov Ntsiab Lus: ≥99.0%
Melting point: 125 ~ 128 ℃ Chloride (Cl-) % ≤ 0.035
Acidity (PH): 4.0-7.0 Sulfate (S042-) % ≤ 0.024
Cov seem tshuav ntawm kev kub hnyiab: ≤0.1
Kev yaj (g / 100g kuab tshuaj)
dej (25 ℃) 0.25
dej (80 ℃) 3.2
cawv ethyl (25 ℃) 4.8
ethylene glycol (25 ℃) 3.5
glycerinumc25 ℃) 3.4
kua paraffin (25 ℃) 0.02
Daim Ntawv Thov: Nws muaj cov nyhuv bacteriostasis dav dav;
Nws yog dav siv rau hauv cov tshuaj pleev ib ce, kev kho mob thiab lwm yam kev lag luam rau kev khaws cia;
Cov tshuaj uas tau npaj tseg: 0.2-0.5%
Scope ntawm daim ntawv thov: 4-8
Ntim: Cov fiber ntau tuaj yeem nrog lub hnab yas pvc; qhov hnyav tag nrho: 25kg / nruas (350 × 450)
Cia: yuav tsum khaws cia rau hauv qhov chaw huv, txias, qhuav hauv lub foob
  • Yav dhau los:
  • Tom ntej no:
    • Sau koj cov lus ntawm no thiab xa tuaj rau peb

    cov khoom muaj feem xyuam