Description

Thimerfonate is an organomercury compound primarily utilized as a preservative and antimicrobial agent. Its efficacy in preventing microbial growth makes it a critical component for ensuring product stability and shelf-life in sensitive formulations. This chemical is essential for manufacturers in the pharmaceutical, cosmetic, and personal care industries who require reliable, broad-spectrum preservation.

Application

• As a preservative in multi-dose pharmaceutical formulations, such as injectables and ophthalmic solutions.
• Antimicrobial agent in cosmetic and personal care products, including creams, lotions, and mascara.
• Preservative component in diagnostic reagents and laboratory solutions to maintain sterility.
• Biocide in industrial applications where microbial control is necessary, such as in certain adhesives or polymer emulsions.
• Historical use in vaccine preservation (subject to current regional regulations and safety assessments).
• Research and development applications in microbiology and preservative efficacy testing.

Basic Information

Product Name	Thimerfonate
CAS No.	33305-56-5
Molecular Formula	C9H9HgNa2O6S2
Molecular Weight	508.87 g/mol
Synonyms	Sodium ethylmercurithiosalicylate; Merthiolate; Thiomersal; Thimerosal; Merfamin; Mercurothiolate; [(o-Carboxyphenyl)thio]ethylmercury sodium salt; Mertorgan
EINECS	251-415-5

Quality Control

Our Thimerfonate is manufactured under strict quality management systems. Each batch is tested to ensure it meets high-purity standards suitable for sensitive applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Mercury Content	48.0 - 50.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.