Paclobutrazol
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Common name: Paclobutrazol
Chemical name:
(2RS,3RS)-1-(4-chlorophenyl)-4,4-dimethyl-2-(1H-1,2,4-triazol-1-yl)pentan-3-ol
- Description
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Physical and chemical properties:
Pure product is white crystalline solid, m.p. 165-166℃.
Solubility in water is 26 mg/l(20℃),in acetone 110, cyclohexanone 180, dichloromethane 100,
hexane 10, xylene 60, methanol 150, propylene glycol 50( all in g/l, 20℃).
stable for more than 2 years at 20℃, and more than 6 months at 50℃.
Toxicity:Acute oral LD50 for male rats is 2000mg/kg. Acute dermal LD50 for rats>1000 mg/kg.
mild skin irritant, moderate eye irritant(rabbits).
Formulation and specification:
Item |
Tech |
25% SC |
Paclobutrazol content ,%(m/m) |
95.0 min |
25.0 min |
Moisture ,%(m/m) |
0.3 max |
0.5 max |
Acidity(as H2SO4), %(m/m) |
0.3 max |
0.3 max |
Emulsion stability |
|
Qualified |
Fourmula:15%WP,25%SC,40%SC
Packing:1 literx12 bottles/case or 0.5 liter×20 bottles/case for EC,200kgs/drum for Tech..
Uses: used on fruit trees to inhibit vegetative growth and to improve fruit set;
on pot-grown ornamentals and flower crops to inhibit growth;
on rice to increase tillering,reduce lodging, and increase yield; on turf to retard growth;
on grass seed crops to reduce height and prevent lodging;
For mango to make more flower and fruit.