Cat Number: PIE-0273

Stearic Acid(Food Addtive/Pharmaceutical Excipient/Cosmetic/Non-toxic plastic additives

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CAS Number

57-11-4

Synonyms

Octadecanoic acid
n-Octadecanoic acid
Stearophanic acid

Description

It is widely used in oral and topical medicines. Mainly used as a lubricant for tablets and capsules. It also can be used as an adhensive for tablet coating in combination with shellac. It also can be used as a sustained-release carrier. In topical preparations, stearic acid is used as emulsifier and solvent-enhancing agent, it is hardener in glycerin suppositories.

Molecular Weight

284.5 g/mol

Molecular Formula

C18H36O2

EINECS

200-313-4

SMILES

CCCCCCCCCCCCCCCCCC(=O)O

Appearance

White or off-white powder, granules, flaky solids or crystalline hard lumps

Boiling Point

383℃

Density, g/cm3

0.94-0.83

Melting Point

53-59

Refractive Index

1.6130 at 20 ℃

Flash Point

113 ℃ (235 °F) - closed cup

Vapour Pressure

0.00000004 [mmHg]

Iodine Value

≤4.0

Stearic Acid Relative Content (%)

40.0-60.0

Note

SA-50

HOURS

Daily: 9.30 AM–6.00 PM
Sunday : 9.30 AM–1.00 PM
Holidays: Closed

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