Description

Chloridazon is a selective herbicide belonging to the pyridazinone chemical class, widely recognized for its pre- and early post-emergence control of broadleaf weeds and grasses in various crops. Its primary value lies in providing effective, long-lasting weed management with a favorable environmental and toxicological profile. This makes it a critical component in the production of selective herbicides for global agricultural markets, particularly for crops like sugar beets, fodder beets, and certain vegetables.

Application

• Selective Herbicide Formulation: Primary active ingredient in pre- and early post-emergence herbicides for sugar beet, fodder beet, and red beet cultivation.
• Broad-Spectrum Weed Control: Effective against key annual broadleaf weeds (e.g., chickweed, deadnettle) and grasses in sensitive crops.
• Industrial Manufacturing: Serves as a key technical-grade intermediate for agrochemical companies formulating end-use plant protection products.
• Crop Safety: Valued for its selectivity, allowing application in young crops without causing phytotoxicity to the beet plants.
• Integrated Pest Management (IPM): Used as part of rotational herbicide programs to manage weed resistance.

Basic Information

Product Name	Chloridazon
CAS No.	58858-18-7
Molecular Formula	C10H8ClN3O
Molecular Weight	221.64 g/mol
Synonyms	5-Amino-4-chloro-2-phenylpyridazin-3(2H)-one; Pyrazon; Phenazon; Burex; Chloridazone; Pyramid; Pyramin; Pyrazone; Phenylaminopyridazinone; 4-Chloro-5-amino-2-phenyl-3(2H)-pyridazinone
EINECS	261-500-1

Quality Control

Our Chloridazon is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC for assay and impurity profiling, to meet technical-grade specifications for agrochemical use. A Certificate of Analysis (COA) detailing purity, identity, and relevant physicochemical parameters is provided with each shipment to guarantee compliance with your formulation requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Store separately from strong oxidizers and foodstuffs.

Specification

Item	Specification
Appearance	Light brown to tan crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	205 - 210 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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