Description

2-Octyl-2H-Isothiazol-3-One Hydrochloride is a high-purity, organosulfur compound primarily valued for its potent and broad-spectrum antimicrobial and preservative properties. This chemical is critical for preventing microbial degradation and spoilage in a wide range of industrial and consumer formulations. It is an essential ingredient for manufacturers in the coatings, adhesives, personal care, and water treatment industries seeking reliable, long-term product protection.

Application

• Industrial Biocide & Preservative: A key active ingredient in metalworking fluids, cooling water systems, and paper mill slurries to control bacteria, fungi, and algae.
• Coatings & Paints: Used as an in-can preservative for water-based paints, latex emulsions, and architectural coatings to prevent spoilage during storage.
• Adhesives & Sealants: Incorporated into water-based adhesive formulations to inhibit microbial growth and extend shelf life.
• Personal Care & Cosmetics: Serves as a preservative in rinse-off products like shampoos and body washes, subject to regional regulatory approvals.
• Wood Protection: Used in formulations for wood stains, coatings, and treatments to provide resistance against mold and mildew.
• Leather & Textile Processing: Applied as a biocide in process baths and finishing agents to prevent microbial damage.
• Fuel & Lubricant Additive: Helps control microbial contamination in fuel storage tanks and some industrial lubricants.
• Household & Institutional Cleaners: Acts as a preservative in concentrated liquid detergent formulations.

Basic Information

Product Name	2-Octyl-2H-Isothiazol-3-One Hydrochloride
CAS No.	68480-30-8
Molecular Formula	C11H20ClNOS
Molecular Weight	249.80 g/mol
Synonyms	Octylisothiazolinone Hydrochloride; 2-Octyl-3(2H)-isothiazolone Hydrochloride; OIT HCl; Kathon 893; 2-n-Octyl-4-isothiazolin-3-one Hydrochloride; 68480-30-8; 2-Octyl-2H-isothiazol-3-one, hydrochloride; 3(2H)-Isothiazolone, 2-octyl-, hydrochloride
EINECS	270-954-6

Quality Control

Our 2-Octyl-2H-Isothiazol-3-One Hydrochloride is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. A comprehensive Certificate of Analysis (COA) documenting assay, impurity profile, and physical characteristics is provided with each shipment to guarantee consistency and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as oxidizing agents. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
pH (1% Solution)	3.0 - 5.0

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