Description

Chlorthiophos is an organophosphorus compound widely recognized for its potent insecticidal and acaricidal properties. This compound is valued for its effectiveness in controlling a broad spectrum of agricultural pests, contributing to improved crop yield and quality. It is primarily utilized by agrochemical manufacturers and formulators in the production of crop protection products for global agricultural markets.

Application

• Active ingredient in the formulation of broad-spectrum insecticides and acaricides.
• Used for the protection of various field crops, including cotton, rice, and corn, against chewing and sucking pests.
• Application in horticulture and fruit orchards for pest management programs.
• Component in pest control solutions for non-agricultural uses, such as in certain public health or vector control contexts (subject to local regulatory approvals).
• Intermediate in the synthesis of other specialized agrochemical compounds.
• Used in research and development for studying pest resistance mechanisms and developing new formulations.

Basic Information

Product Name	Chlorthiophos
CAS No.	21923-23-9
Molecular Formula	C11H15Cl2O3PS2
Molecular Weight	361.30 g/mol
Synonyms	Chlorthiophos; O-(2,5-Dichloro-4-iodophenyl) O,O-dimethyl phosphorothioate; Phosphorothioic acid, O-(2,5-dichloro-4-iodophenyl) O,O-dimethyl ester; Celathion; Chlorthiophos (BSI, ISO); S 2957; OMS 1155
EINECS	244-644-5

Quality Control

Our Chlorthiophos is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including chromatographic methods, to confirm identity and potency. A Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment to guarantee compliance with your technical specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Moisture (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Melting Point	Contact for details

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