1.01042

Aluminium potassium sulfate dodecahydrate

EMPROVE^® ESSENTIAL, Ph. Eur., BP, USP

• Synonym(s): Aluminium potassium sulfate dodecahydrate, Potassium aluminium sulfate, Alum potassium, Potassium alum
• Linear Formula: KAl(SO₄)₂ · 12 H₂O
• CAS Number: 7784-24-9
• Molecular Weight: 474.39
• MDL number: MFCD00149143
• UNSPSC Code: 12352302
• EC Index Number: 233-141-3

Properties

• agency: BP; Ph. Eur.; USP
• Quality Level: 500
• product line: EMPROVE^® ESSENTIAL
• form: solid
• pH: 3.0-3.5 (20 °C, 100 g/L in H₂O)
• mp: 92.5 °C
• solubility: 139 g/L
• density: 1.75 g/cm³ at 20 °C
• application(s): liquid formulation; pharmaceutical; solid formulation
• storage temp.: 2-30°C
• InChI: 1S/Al.K.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;;2*(H2,1,2,3,4);12*1H2/q+3;+1;;;;;;;;;;;;;;/p-4
• InChI key: GNHOJBNSNUXZQA-UHFFFAOYSA-J

Description

General description

Finding the right excipient that matches your needs as well as regulatory demands can be a complicated challenge in formulation. With our application know-how and regulatory expertise, we support you in every step of development, scale-up, and production.
As part of our Emprove^® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC^® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.

Application

Pharmaceutical grade aluminium potassium sulfate dodecahydrate is used in pharmaceutical industries as pH adjuster, buffer agents, in medicine mainly as an adstringent (or styptic) and antiseptic.

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 1