- Chemical name: IAA Auxin | Indole Acetic Acid | Plant Hormone | PGR Hormones, Heteroauxin
- CAS No.: 87-51-4
- Appearance: Off-white crystal
- Formula: C10H9NO2
- Molecular Weight: 175. 2
- Melting Point: 168-170°C
- Stability: Stable in neutral, acidic and alkaline media. Unstable to light.
- Purity: 98% min.
Indole-3-Acetic Acid(IAA) is a kind of indole broad-spectrum plant growth regulator with somatotropin activity.
1.IAA affects cell division and cell elongation;
2.IAA is used to stimulate rooting of herbaceous and woody ornamentals and increase the size of fruit;
3.IAA prevents blossom fall and fruit drop before fructification and fruit ripening, flower