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Methylparaben

CAS 99-76-3 Methylparaben

 

  • Dzina la malonda:

    Methylparaben

  • Gulu:

    Cosmetic/Pharmaceutical grade

  • Katundu:

    white powder

  • Kulongedza:

    25kg / ng'oma

  • MOQ:

    1 kilo

  • Posungira:Malo Ozizira Owuma
  • Alumali moyo:zaka 2


Tsatanetsatane

Tags

Mafotokozedwe Akatundu

This product is white or quasi-white crystal or crystalline powder.
This product is easily soluble in methanol, ethanol or ether, soluble in hot water, slightly soluble in water.

Kugwiritsa ntchito

Paraben methyl ester, also known as hydroxyphenylate, Paraben lipids were initially used as food preservatives, and after a series of exploration studies, they were introduced into cosmetics as preservatives. Hydroxyphenylate has a strong antibacterial effect, among which the most prominent Chemicalbook is the antibacterial ability of mold and yeast, but for some bacteria (gram-negative bacteria, lactic acid bacteria) the effect is poor, so it is often used with other preservatives in cosmetics.
Methyl paraben is mainly used as a bactericidal preservative in organic synthesis, food, cosmetics, medicine, and also used as a feed preservative.

Ubwino wake

Tili ndi mafakitale apamwamba kwambiri omwe ali ndi mgwirizano wozama, omwe angakupatseni mankhwala apamwamba kwambiri komanso mitengo yampikisano. Ndipo titha kuperekanso kuchotsera pogula zinthu zambiri.Ndipo timagwirizana ndi makampani ambiri otumiza katundu, amatha kubweretsa zinthu mosatekeseka m'manja mwanu. Kutumiza nthawi ndi za 3-20 masiku chitsimikiziro cha malipiro.

 

Kufotokozera
Molecular Formula C8H8O3
Molar Mass 152.15
Density 1,46g/cm
Melting Point 125-128 °C (lit.)
Boling Point 298.6 °C
Flash Point 280°C
Kusungunuka kwamadzi Slightly soluble in water.
Solubility Slightly soluble in water, easily soluble in ethanol, ether, acetone and other organic solvents.
Vapor Presure 0.000005 hPa (20 °C)
Maonekedwe White needle crystal
Color White to almost white
Merck 14,6107
Mtengo wa BRN 509801
pKa pKa 8.15(H2O,t =20.0) (Uncertain)
PH 5.8 (H2O, 20°C) (saturated solution)
Storage Condition room temp
Kukhazikika Stable. Incompatible with strong oxidizing agents, strong bases.
Sensitive Easily absorbing moisture
Refractive Index 1.4447 (estimate)
MDL MFCD00002352
Physical and Chemical Properties Properties: White needle-like crystals or colorless crystals
slightly soluble in water, soluble in ethanol, ether, acetone and other organic solvents
Gwiritsani ntchito Used as food, cosmetics and pharmaceutical mildewproofing agent

 

Kutumiza ndi kulipira

 

 

FAQ

1. Kodi ndinu fakitale kapena kampani yamalonda?
Ndife compnay kuphatikiza makampani ndi malonda, kupereka amodzi-stop service.OEM akhoza kulandiridwa.

2. Kodi mumapereka zitsanzo? Ndi zaulere kapena zowonjezera?
Zitsanzo zaulere. Ndalama zonyamula katundu zachitsanzo ziyenera kulipidwa ndi mbali yanu.

3. Kodi muli ndi ziphaso zilizonse zokhudzana ndi kuwongolera bwino?
ISO 9001:2008 certification kuti mutsimikizire mtundu.

4. Kodi ndiyenera kupereka chiyani kuti ndilandireko mawu?
Pls amatiuza za mtundu wazinthu zomwe mukufuna, kuchuluka kwa madongosolo, ma adilesi ndi zofunikira zenizeni.

5. Mumakonda njira yolipira yanji? Ndi mawu otani omwe amavomerezedwa?
Malamulo Ovomerezeka Ovomerezeka: FOB,CFR,CIF,EXW;
Ndalama Zolipira Zovomerezeka: USD;
Mtundu wa Malipiro Ovomerezeka: T/T,Western Union; Paypal, Trade Assurance.
Chiyankhulo Cholankhulidwa:Chingerezi.

 

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