Propionic Acid CAS#79-09-4

  • Powerful anti-mold & antibacterial performance, effective against spoilage fungi

  • Fully miscible with water and many organic solvents

  • Approved food preservative E280, safe for food & feed applications

  • Versatile chemical intermediate for propionates, esters, pharmaceuticals and herbicides

  • Stable at normal storage conditions, easy to formulate

  • Natural short-chain fatty acid, widely accepted globally

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Products Description

A colorless, transparent oily liquid characterized by a pungent odor, this product is widely used as a food preservative, feed additive, pesticide, and chemical intermediate. It is supplied in standard 200 kg iron drums, ensuring convenient storage and transportation. With consistent product quality and sufficient stock available, we welcome inquiries from customers worldwide.

 

Chemical Properties

Melting point 

−24-−23 °C(lit.)

Boiling point 

141 °C(lit.)

density 

0.993 g/mL at 25 °C(lit.)

vapor density 

2.55 (vs air)

vapor pressure 

2.4 mm Hg ( 20 °C)

refractive index 

n20/D 1.386(lit.)

FEMA 

2924 | PROPIONIC ACID

Fp 

125 °F

storage temp. 

Store below +30°C.

solubility 

organic solvents: soluble(lit.)

pka

4.86(at 25℃)

form 

Liquid

Specific Gravity

0.996 (20/4℃)

color 

≤10, APHA:

PH

3.96(1 mM solution);3.44(10 mM solution);2.94(100 mM solution);

Odor

at 0.10 % in propylene glycol. pungent acidic cheesy vinegar

Odor Type

acidic

Odor Threshold

0.0057ppm

biological source

synthetic

explosive limit

2.1-12%(V)

Water Solubility 

37 g/100 mL

Thermal Conductivity

0.142 W/(m·K) at 25 ℃

JECFA Number

84

Merck 

14,7825

BRN 

506071

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