Gibberellic acid(GA3)
Product Name : Gibberellic acid(GA3)
Cas No: [77-06-5]
Structure Formula:
Specification
Appearance: White crystals
Purity: 90%
Melting point: 233-235 °C
Loss on drying: <1.0%
Residue on ignition: <0.1%
Description
Chemical name:
(3S,3aS ,4S,4aS,7S,9aR,12S)-7,12-dihydroxy-3-methyl-6-methyllene-2-oxoperhydro-
4a,7-methano-9b,3-propeno[1,2-b]furan-4-carboxylic acid (IUPAC)
Toxicology:Acute oral LD50 for rat and mouse > 1500mg/kg. Non-irritating to skin
and eyes. Inhalation LC50 : No adverse effect on rats subjected to 400mg/1
exposure, 2 h/d for 21 days. NOEL dose (diet 6d/week, 90d) for rat and dog
>1000mg/kg. LC50 for carp(48h) >100ppm,water flea 850 ppm.
Application:
One of the most widely used plant growth regulator in agriculture, forestry and
horticulture in China. It has following physiological functions: changing
male/female ratio of flowers, inducing monogenetic reproduction, stimulate fruit
setting and growing, breaking domance of seeds and accelerating germination,
promoting stem elongation, and enlarging leaf surface. It can help accumulation of
metabolites in phloem, activate cambium, inhibit prematuration and retard aging |
