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Post Emergence Contact Agricultural Herbicides Hexazinone 25% SL 395.49℃ Boiling Point

Post Emergence Contact Agricultural Herbicides Hexazinone 25% SL 395.49℃ Boiling Point

  • Post Emergence Contact Agricultural Herbicides Hexazinone 25% SL 395.49℃ Boiling Point
Post Emergence Contact Agricultural Herbicides Hexazinone 25% SL 395.49℃ Boiling Point
Product Details:
Place of Origin: China
Brand Name: Averstar
Certification: COA, MSDS
Model Number: 25% SL
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: HDPE bottle, PET bottle
Delivery Time: 15-30 work days
Payment Terms: T/T
Supply Ability: 10000L/month
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Detailed Product Description
CAS No.: 51235-04-2 MF: C12H20N4O2
EINECS No.: 257-074-4 Molecular Weight: 252.31
Melting Point: 97-100.5°C Boiling Point: 395.49°C
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agricultural weed killer


farm herbicides

Agricultural weed killer post-emergence contact herbicide Hexazinone 25% SL






The original drug was given to rats with acute oral LD501690mg/kg, rabbits with acute percutaneous LD50 > 5278mg/kg, and rats with acute percutaneous LD50 > 2000mg/kg. It has a stimulating effect on rabbit eyes. Its accumulative coefficient K value is more than 5, which belongs to slightly accumulative pesticides. It has no teratogenic, carcinogenic and mutagenic effects on animals. The three generation of reproduction test and neurotoxicity test showed no abnormalities. Two years feeding test, no action dose rats were 200mg/kg. Rainbow trout LC5038mg/L, quail LD50 > 5000mg/kg, duck LD50 > 10000mg/kg, bee LC5060mg/kg.




Chemical property


Pure product is white crystalline solid. M.p.115-117 C, vapor pressure 2.7 65507 The solubility of chloroform is 3880g/kg, methanol 2650g/kg, dimethylformamide 836g/kg, acetone 790g/kg, benzene 940g/kg, toluene 386g/kg, hexane 3g/kg, water 33g/kg. In pH 5~9 aqueous solution, it is stable at room temperature and decomposed by microorganisms in soil.






After germination, contact killing herbicides inhibit plant photosynthesis. Its herbicidal spectrum and shrub killing spectrum are wider, and it has strong toxicity and long-lasting effect. It can be used in the tending of evergreen coniferous forests, such as Korean pine, Pinus sylvestris var. mongolica, spruce and Masson pine, weeding and irrigation control before afforestation, maintenance and opening of forest fire prevention channels, and forest and soil improvement.


It can also be used in weeding and irrigation control on both sides of oil depots, airports and roads. It can prevent and control Sargassum, Mosquito Grass, Parsley, Leymus chinensis, Elsholtzia, Reed, Cinnamomum camphora, Kobresia koraiensis, Fern, Clematis, Veronica verticillata, Oatmeal, Polygonum, Barnyardgrass, Chenopodium, etc.


The woody plants that can be controlled include Lonicera japonica, Pearl Sea, Corylus heterophylla, Spiraea lanceolata, Acanthopanax senticosus, Ulmus pumila, Populus davidiana, Betula platyphylla, Mongolian oak, Tilia, Fraxinus mandshurica, Yellow pineapple and Catalpa mandshurica. It can be used to control annual or biennial weeds. The growth of weeds can be controlled in a short time at the dosage of 2-5kg/hm2, and most perennial weeds can be controlled at the dosage of 6-12kg/hm2. Non ionic surfactants can be added when applying this product.


Product Name Hexazinone
CAS No 51235-04-2
Appearance White crystal
Specifications (COA) Assay: 98% min
pH: 5.0-8.0
Formulations 98% TC, 75% WDG, 25% SL, 5% GR
Target crops Evergreen coniferous forest: Korean pine, picea, pinus massoniana
Prevention objects 1.Monocotyledonous flowering plants
2.Dicotyledons flowering plants
2.Woody plant: hazelnuts, , willow meadow sweet, acanthopanax
Mode of action 1.Systemic herbicide
2.Selective herbicide
3.Leaf treatment herbicide
Toxicity Oral Acute oral LD50 for rats 1690, guinea pigs 860 mg/kg. Skin and eye Acute
percutaneous LD50 for rabbits >5278 mg/kg. Reversible irritant to eyes (rabbits);
non-irritating to skin (guinea pigs). Inhalation LC50 (1 h) for rats >7.48 mg/l.
NOEL (2 y) for rats 200, mice 200 ppm; (1 y) for dogs 200 ppm. Toxicity class
WHO (a.i.) III; EPA (formulation) II EC hazard Xn; R22| Xi; R36| N; R50, R53
Birds Acute oral LD50 for bobwhite quail 2258 mg/kg. Dietary LC50 (8 d) for
bobwhite quail and mallard ducklings >10 000 mg/kg diet. Fish LC50 (96 h) for
rainbow trout 320-420, fathead minnow 274, bluegill sunfish 370-420 mg/l. Daphnia LC50 (48 h) 442 mg/l. Bees Not toxic to bees; LD50 >60 mg/bee.

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