Palmitic acidCAS#57-10-3

Boiling point 

351.5 °C

density 

0.852 g/mL at 25 °C(lit.)

bulk density

415kg/m3

vapor pressure 

10 mm Hg ( 210 °C)

refractive index 

1.4273

FEMA 

2832 | PALMITIC ACID

Fp 

>230 °F

storage temp. 

room temp

solubility 

chloroform: 0.5 M, clear, colorless

form 

Flakes

pka

4.78±0.10(Predicted)

color 

White or almost white

Odor

at 100.00 %. slightly waxy fatty

Odor Type

waxy

biological source

plant (vegetable)

Water Solubility 

insoluble

Merck 

14,6996

JECFA Number

115

BRN 

607489

Dielectric constant

2.3（71℃）

Stability:

Stable. Combustible. Incompatible with bases, oxidizing agents, reducing agents.

Cosmetics Ingredients Functions

SURFACTANT - EMULSIFYING
SKIN CONDITIONING - EMOLLIENT

InChIKey

IPCSVZSSVZVIGE-UHFFFAOYSA-N

LogP

7.170

CAS DataBase Reference

57-10-3(CAS DataBase Reference)

NIST Chemistry Reference

Hexadecanoic acid(57-10-3)

EPA Substance Registry System

Palmitic acid (57-10-3)

Safety Information

Risk Statements 

36-36/38-36/37/38

Safety Statements 

26-37/39-36

WGK Germany 

-

RTECS 

RT4550000

TSCA 

Yes

HS Code 

29157015

Hazardous Substances Data

57-10-3(Hazardous Substances Data)

Toxicity

LD50 i.v. in mice: 57±3.4 mg/kg (Or, Wretlind)