Overview
Hexazinone is a widely used systemic herbicide belonging to the triazinone class. It is primarily employed in agriculture and forestry to control a variety of broadleaf weeds and grasses. Due to its long residual activity, it is particularly effective in non-crop areas such as industrial sites and roadsides. The herbicide is absorbed by plant roots and foliage, inhibiting photosynthesis and leading to weed death. Its effectiveness and persistence make it a popular choice for large-scale weed management, though it requires careful application to avoid environmental harm.
Physical and Chemical Properties
Hexazinone is a white crystalline solid with a molecular weight of 252.32 g/mol. It has a density of 1.25 g/cm³ and a melting point range of 115-117°C. The compound is soluble in water (33 g/L at 25°C) as well as organic solvents like methanol and acetone. Its chemical stability under normal storage conditions makes it suitable for long-term use. However, it can degrade under extreme pH conditions or prolonged exposure to sunlight, which should be considered during storage and application.
Main Applications
Hexazinone is predominantly used in forestry for site preparation and vegetation control. It is also applied in agriculture to manage weeds in crops like sugarcane and pineapple. Its systemic action ensures thorough weed control, making it ideal for large-scale operations. In non-crop areas, hexazinone is used to maintain clearances along highways, railways, and industrial sites. Its long residual activity reduces the need for frequent reapplication, providing cost-effective weed management solutions.
Safety and Storage
Hexazinone is classified as toxic to aquatic life, necessitating precautions to prevent runoff into water bodies. Proper protective equipment, including gloves and masks, should be worn during handling to avoid skin contact or inhalation. Storage should be in a cool, dry place away from direct sunlight and moisture. Containers must be tightly sealed to prevent contamination and degradation. Disposal should comply with local environmental regulations to minimize ecological impact.
B2B Procurement Guide
When procuring hexazinone, verify supplier credentials and ensure compliance with local agricultural and environmental regulations. Request material safety data sheets (MSDS) and certificates of analysis (CoA) to confirm product purity and quality. Bulk purchases may offer cost advantages, but consider storage capacity and shelf life. Establish clear terms for delivery, packaging, and after-sales support to ensure smooth transactions and reliable supply chains.
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