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mankhwala

Palmitic acid(CAS#57-10-3)

Chemical Property:

Molecular Formula C16H32O2
Misa ya Molar 256.42
Kuchulukana 0.852g/mLat 25°C(lat.)
Melting Point 61-62.5°C(lat.)
Boling Point 351.5 °C
Pophulikira >230°F
Nambala ya JECFA 115
Kusungunuka kwamadzi osasungunuka
Kusungunuka Wosasungunuka m'madzi, wosasungunuka mu ethanol wozizira, wosungunuka mu ethanol wotentha, etha, acetone, chloroform, petroleum ether.
Kuthamanga kwa Vapor 10 mm Hg (210 °C)
Maonekedwe The crystallizer mu Mowa ndi woyera crystalline waxy olimba (yoyera ngale phosphorous pepala)
Mtundu Choyera kapena pafupifupi choyera
Merck 14,6996
Mtengo wa BRN 607489
pKa 4.78±0.10 (Zonenedweratu)
Mkhalidwe Wosungira kutentha kwapanyumba
Kukhazikika Wokhazikika. Zoyaka. Zosagwirizana ndi zoyambira, ma oxidizing agents, othandizira kuchepetsa.
Zomverera Mosavuta kuyamwa chinyezi
Refractive Index 1.4273
MDL Mtengo wa MFCD00002747
Zakuthupi ndi Zamankhwala Maonekedwe oyera ndi pearlescent phosphorous.melting point 63.1 ℃

otentha kutentha 351.5 ℃

kachulukidwe wachibale 0.8388

Kusungunuka kosasungunuka m'madzi, kusungunuka pang'ono mu petroleum ether, sungunuka mu Mowa. Kusungunuka mu ether, chloroform ndi acetic acid.

Gwiritsani ntchito Amagwiritsidwa ntchito ngati precipitant, chemical reagent and water-proofing agent

Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Zizindikiro Zowopsa Xi - Zosangalatsa
Zizindikiro Zowopsa R36 - Zokhumudwitsa m'maso
R36/38 - Zokwiyitsa maso ndi khungu.
R36/37/38 - Zokwiyitsa maso, kupuma komanso khungu.
Kufotokozera Zachitetezo S26 - Mukakhudza maso, yambani nthawi yomweyo ndi madzi ambiri ndikupempha uphungu wachipatala.
S37/39 - Valani magolovesi oyenera komanso chitetezo chamaso / kumaso
S36 - Valani zovala zoyenera zodzitetezera.
WGK Germany -
Mtengo wa RTECS Mtengo wa RT4550000
TSCA Inde
HS kodi 29157015
Poizoni LD50 iv mu mbewa: 57±3.4 mg/kg (Kapena, Wretlind)

 

Mawu Oyamba

Pharmacological zotsatira: Amagwiritsidwa ntchito ngati surfactant. Mukagwiritsidwa ntchito ngati mtundu wosakhala wa ionic, ukhoza kugwiritsidwa ntchito pa polyoxyethylene sorbitan monopalmitate ndi sorbitan monopalmitate. Yoyamba imapangidwa kukhala emulsifier ya lipophilic Ndipo imagwiritsidwa ntchito muzodzoladzola ndi mankhwala onse, yotsirizirayi ingagwiritsidwe ntchito ngati emulsifier ya zodzoladzola, mankhwala, ndi chakudya, dispersant for pigment inki, komanso ngati defoamer; Akagwiritsidwa ntchito ngati mtundu wa anion, amapangidwa kukhala sodium palmitate ndipo amagwiritsidwa ntchito ngati zopangira sopo wamafuta acid, emulsifier ya pulasitiki, ndi zina zambiri; zinki palmitate ntchito monga stabilizer kwa zodzoladzola ndi mapulasitiki; kuwonjezera pa kugwiritsidwa ntchito ngati surfactant, imagwiritsidwanso ntchito ngati zopangira za isopropyl palmitate, methyl ester, butyl ester, amine compound, chloride, etc.; mwa iwo, isopropyl palmitate ndi zodzikongoletsera mafuta gawo zopangira, amene angagwiritsidwe ntchito popanga milomo, zonona zosiyanasiyana, mafuta tsitsi, phala tsitsi, etc.; ena monga methyl palmitate angagwiritsidwe ntchito ngati mafuta owonjezera mafuta, surfactant zipangizo; PVC slip agents, etc; zopangira makandulo, sopo, mafuta, zotsukira kupanga, zofewa, etc.; amagwiritsidwa ntchito ngati zonunkhira, ndi zonunkhira zodyedwa zololedwa ndi malamulo a GB2760-1996 m'dziko langa; amagwiritsidwanso ntchito ngati defoamers chakudya.


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