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chigadzirwa

Palmitic acid(CAS#57-10-3)

Chemical Property:

Molecular Formula C16H32O2
Molar Misa 256.42
Density 0.852g/mLat 25°C(lit.)
Melting Point 61-62.5°C(lit.)
Boling Point 351.5 °C
Flash Point >230°F
Nhamba yeJECFA 115
Mvura Solubility insoluble
Solubility Haina kunyungudika mumvura, isinganyungudika muinotonhora ethanol, inonyungudika mune inopisa ethanol, ether, acetone, chloroform, petroleum ether.
Vapor Presure 10 mm Hg (210 °C)
Chitarisiko Iyo crystallizer mu ethanol iwhite crystalline waxy solid (white pearly phosphorus sheet)
Color Muchena kana kuti chena
Merck 14,6996
BRN 607489
pKa 4.78±0.10(Zvakafanotaurwa)
Storage Condition tempo yekamuri
Kugadzikana Yakagadzikana. Inopisa. Hazvienderane nemabhesi, oxidizing agents, kuderedza vamiririri.
Sensitive Kutora unyoro nyore
Refractive Index 1.4273
MDL MFCD00002747
Zvenyama uye Chemical Properties Hunhu hwechena ine pearlescent phosphorus.melting point 63.1 ℃

kuvira poindi 351.5 ℃

hukama density 0.8388

solubility isinganyungudika mumvura, inonyungudika zvishoma mupetroleum ether, inonyungudika mu ethanol. Soluble mu ether, chloroform uye acetic acid.

Shandisa Inoshandiswa se precipitant, makemikari reagent uye mvura-proofing agent

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes R36 – Kushungurudza maziso
R36/38 - Kushungurudza maziso neganda.
R36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S37/39 - Pfeka magirovhosi akakodzera uye dziviriro yeziso / kumeso
S36 - Pfeka zvipfeko zvinodzivirira zvakakodzera.
WGK Germany -
RTECS RT4550000
TSCA Ehe
HS Code 29157015
Muchetura LD50 iv mumakonzo: 57±3.4 mg/kg (Kana, Wretlind)

 

Nhanganyaya

Pharmacological mhedzisiro: Inonyanya kushandiswa seyepamusoro. Kana ichishandiswa semhando isiri-ionic, inogona kushandiswa ku polyoxyethylene sorbitan monopalmitate uye sorbitan monopalmitate. Iyo yekutanga inogadzirwa mu lipophilic emulsifier Uye inoshandiswa mune zvese zvizorwa nemishonga, iyo yekupedzisira inogona kushandiswa se emulsifier yezvizoro, mishonga, uye chikafu, dispersant ye pigment inki, uye zvakare se defoamer; kana ichishandiswa seanion mhando, inogadzirwa kuita sodium palmitate uye inoshandiswa seyakabikwa yemafuta acid sipo, emulsifier yepurasitiki, nezvimwe; zinc palmitate inoshandiswa se stabilizer yezvizoro uye mapurasitiki; kunze kwekushandiswa seyakagadziriswa, inoshandiswawo seyakagadzirwa isopropyl palmitate, methyl ester, butyl ester, amine compound, chloride, nezvimwewo; pakati pavo, isopropyl palmitate icosmetic mafuta phase raw material, iyo inogona kushandiswa kugadzira lipstick, akasiyana-siyana makirimu, mafuta ebvudzi, bvudzi paste, nezvimwewo; mamwe akadai semethyl palmitate anogona kushandiswa semafuta ekuzora ekuwedzera, surfactant mbishi zvinhu; PVC slip agents, nezvimwewo; mbishi zvinhu zvemakenduru, sipo, girisi, zvinogadzirwa, zvinopfavisa, nezvimwewo; anoshandiswa sezvinonhuwira, zvinonhuwirira zvinodyiwa zvinobvumidzwa neGB2760-1996 mirau munyika yangu; inoshandiswawo sezvokudya defoamers.


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