Description

Prothiofos is a highly effective organophosphorus insecticide and acaricide, widely recognized for its potent action against a broad spectrum of agricultural pests. Its primary value lies in providing reliable crop protection, which is essential for maximizing yield and quality in modern farming. This product is a critical tool for agricultural professionals and formulators in the production of insecticides targeting pests in fruits, vegetables, and other high-value crops.

Application

• Broad-Spectrum Crop Protection: Effective control of chewing and sucking insects, as well as mites, in various agricultural settings.
• Fruit and Vegetable Production: Used in the cultivation of pome fruits, stone fruits, citrus, and vegetables to protect against yield-limiting pests.
• Insecticide Formulation: Serves as a key active ingredient in the manufacture of emulsifiable concentrates (EC), wettable powders (WP), and other commercial insecticide formulations.
• Soil Treatment: Applied for soil pest management in certain cropping systems to protect roots and seedlings.
• Post-Harvest Applications: In some regulated scenarios, used in storage facilities to protect harvested commodities.

Basic Information

Product Name	Prothiofos
CAS No.	34643-46-4
Molecular Formula	C11H15Cl2O2PS2
Molecular Weight	345.2 g/mol
Synonyms	Tokuthion; Prothiophos; O-(2,4-Dichlorophenyl) O-ethyl S-propyl phosphorodithioate; ENT 27,920; BAY NTN 9306; Phosphorodithioic acid, O-(2,4-dichlorophenyl) O-ethyl S-propyl ester
EINECS	252-104-2

Quality Control

Our Prothiofos is manufactured under strict quality management systems to ensure batch-to-batch consistency and high efficacy. The product undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to meet technical-grade specifications. A Certificate of Analysis (COA) detailing all critical parameters is provided with each shipment to guarantee compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from strong bases and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 92.0%
Water Content	≤ 0.5%
Specific Gravity (20°C)	1.27 - 1.31
Acidity (as H2SO4)	≤ 0.5%

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