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Cat Number: PIE-0271

Zinc Stearate

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CAS Number

557-05-1

Synonyms

Zinc octadecanoate
Zinc distearate
Zn Stearate

Description

Stearates are mainly prepared by the reaction of stearic acid with the corresponding salts.
In pharmaceutical preparations, it is mainly used as lubricant for tablets and capsules, and its concentration can be up to 1.5%(w/w).

Molecular Weight

632.3 g/mol

Molecular Formula

[CH3(CH2)16COO]2Zn

EINECS

209-151-9

SMILES

CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Zn+2]

Appearance

White, easy and non-abrasive white fine powder with a slippery feel on contact with the skin.

Density, g/cm3

1.095

Melting Point

130 ℃

Flash Point

530 °F Open Cup

Vapour Pressure

0 mmHg (approx)

Note

Remarks: Different models can be customized according to different content of stearic acid (C19) to meet different requirements.
Environmentally friendly plastic additives/Pharmaceutical excipients

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