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Post-Emergence Contact Herbicides Hexazinone (20%SL 75%WDG 90%WDG)
Home » Herbicide » Post-Emergence Contact Herbicides Hexazinone (20%SL 75%WDG 90%WDG)

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Post-Emergence Contact Herbicides Hexazinone (20%SL 75%WDG 90%WDG)

Model NO.: Hexazinone 20%SL 75%WDG 90%WDG
Method of Application: Cauline Leaf Treatment
Composition: Organic
Colour: Light Yellow
Origin: China
Appearance: Granules
Usage: Selective
Specific Conductivity: The Herbicide Transmitting
CAS No.: 51235-04-2
HS Code: 3808

Product Name




Content & Formulations

98%TC, 75% WDG, 250 g/L SL

Physical & Chemical Property

Appearance: Brown liquid

Molecular Formula: C15H11CIF3NO4

Structural Formula:


Molecular Weight:  361.7

Solubility: In water 0.1 mg/L

Density: 1.35 (73℃)

Melting Point:

Boiling Point: >240 degree

Flash Point:

Toxicity Data

Acute Oral LD50 (Rat): > 2,985 mg/kg   (female); 4,594 mg/kg (male)

Acute Dermal LD50 (Rabbit): > 4,000   mg/kg

Acute Inhalation LC50 (Rat): > 4.8 mg/L   (4-hr.)

Eye Irritation (Rabbit): Severely   irritating.

Dermal Irritation (Rabbit): Moderately   irritating.

Dermal Sensitization: Not a skin sensitize

Transport Information

Signal Word:WARNING; Hazard Class:III   (Moderately hazardous)

Suitable for evergreen coniferous forest, Pinus koraiensis, Pinus sylvestris, such as tending spruce, pine and other young. Weeding out before afforestation, forest fire prevention and maintenance of irrigation line stand improvement, can eliminate most of the list of plant yellow mosaic and dicotyledonous weeds and woody honeysuckle, Sorbaria sorbifolia, hazelnut, Spiraea salicifolia, acanthopanax senticosus, Aspen, birch, linden wood etc...

Hexazinone is also called weir Bai, hexazinone. Its characteristics: Internal absorption selective herbicide, plant roots, leaves can absorb, mainly through the xylem conduction, no damage to the tree's roots, is excellent for forest herbicide. Effect of slow process of weeds, 1 months, 2 months of shrubs, trees 3-10 months. The main forms: 25% water solvent and 10% granules. The use of specific methods: Till 1 before afforestation (weeding out irrigation) use: Northeast China in MID June to MID July medication, the planting point with a spray gun spray. Shrubs, dense forest with 3 ml / point, can be diluted with water 1-2 times, can also be used to direct fire preparation. 20-45 days without grass hole formation. 2: Tending to use drug 6 months late or early July, average every tree drug 0.25-0.5 ml, diluted 4-6 times spray. Eliminate the non target species: 3 roots per plant in bursts, 10cm DBH trees, burst of 8-10 ml of 25% water solvent. 4 maintenance of forest fire: Every hectare with 25% water solvent 6L, 150-300 kg of water spray. Individual remnant shrubs and weeds, then burst up charge. 5 stand improvement: Available aircraft broadcast 10% granules, removal of non target species.


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