Shanghai Chemical - Plant Growth Regulator

a -Naphthylacetic acid

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a -Naphthylacetic acid(NAA)

Specification:
- Chemical name: 2-(1-Naphthyl)acetic acid
- CAS No: [86-87-3]
- Toxicology: cute oral LD50 for rats 1000-5900mg/kg; Acute dermal LD50 for rabbits>500mg/kg. Fish LC50 (96hours): rainbow trout 57 mg a.i./l; bluegill 82 mg a.i./l; ¡¡ carp(48 hous)590mg/l.
- Description:.................White or yellow crystal
- White crystal Content.............95% and 98%
- Mpoint..........................130-132C

Application:
- a -Naphthylacetic acid(NAA) is used widely in the agricultural, forest,vegetable,flowers,fruit trees and other fields to stimulate root formation in cuttings and impove setting in fruit;for prevent pre-heavest drop.Soak cuttings at 50-500ppm solution to promote and accelerate rooting of plant cuttings; Apply at 5-50ppm during blossoming n fruit trees for flower and fruit thinning;Apply at 10-30ppm during blossoming of melons for prevent premature flower; Apply at 5-50ppm in 2-3 weeks before harvest;soak seed of rice,wheat,corn and crops to promote growth of roots,make yong plants grow stronger,stimulate tillering,and finally increase yield.

Content: 95% and 98%
Packing: 25kg/drum
Shipping: By air/sea
Price*: USD13/KG,FOB Shanghai and USD18/KG,FOB Shanghai




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