CAS No.: 86-87-3
Other name: 1-naphthlcetic acid, NAA
Molecular formula: C₁₂H₁₀O₂
Melting point: 130°C 
Boiling Point: 265.5°C  
Physics and chemical properties:
White crystal or amorphous power, stable in property and incombustible, It can be dissolved in water and organic solvents. It is a kind of low toxicity plant growth regulator. Acute oral LD50 for 1000-5900mg/kg, on the skin and mucous membranes have a stimulating effect.
Function:
1. NAA is a broad-spectrum-based plant growth regulator, it can promote cell division and expansion.
2. It is suitable for cereal crops, increase tiller, improve the percentage of panicle rate and grain weight.
3. Reduce cotton ball falling, increase fruits weight, and improve the quality.
4. Promote fruit trees flowering, prevent the fruit falling off, and promote early-maturing and increase production.
5. Prevent fruits and vegetables from falling flowers, change female and male flowers ratio.
6. Promote cutting branches rooting.
We also have sodium a-naphthalen acetic acid 98%TC, it is a-naphthalene acetic acid salt, and it can be used directly, it is widely be used to plants.