Plant Growth Regulator Indole Butyric Acid IBA 98%, CAS No.:133-32-4

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Quick Details
Herbicide, Insecticide, Plant Growth Regulator
CAS No.:
Other Names:
IBA 98%
Place of Origin:
Anhui, China (Mainland)
Brand Name:
Model Number:
Packaging & Delivery
Packaging Details
1kg/bag, 25kg/drum
Delivery Time
after payment

  Plant Growth Regulator (auxin) Indole Butyric Acid IBA 98%


Indole butyric acid (IBA) is an Auxin Class plant growth regulator (PGR), used to promote and accelerate root formation of plant clippings and to reduce transplant shock of nonfood ornamental nursery stock. IBA is also used on fruit and vegetable crops, field crops and ornamental turf to promote growth development of flowers and fruit and to increase crop yields. It is the most effective and widely used rooting hormone in the world.  


Product Name

IBA, Indole Butyric Acid, Indole-3-butyric acid



Physical and Chemical  Properties

Molecular formula: C12H13NO2

Molecular Weight: 203.24

Melting point: 123-125° C

Appearance: whitish to yellowish powder


Solubility & Stability

50mg/L in water, >1000g/l in benzene, 30-100g/l in acetone, ethanol, aether. 0.01-0.1 g/L in chloroform. Stable in acid and neutral medium.


98% Tech


Functions of (auxin) Indole Butyric Acid IBA

(auxin) Indole butyric acid IBA can induce cell elongation and cell division with all subsequent results for plant growth and development.

(auxin) Indole butyric acid IBA serves as signaling molecules necessary for development of plant organs and coordination of growth.

(auxin) Indole butyric acid IBA plays a key role in both root and shoot development.

(auxin) Indole butyric acid IBA also induces sugar and mineral accumulation at the site of application

(auxin) Indole butyric acid IBA induces the formation and organization of xylem and phloem. When the plant is injured, the auxin can induce the cell differentiation and regeneration of the vascular tissues.


Usage and Crops:

Among uses, IBA is used to propagate seedless plants such as tomato and cucumber.

Annuals: such as tomato, basal, squash, melon, cucumber, cotton (for oil)

Perennial plants: such as strawberry, blueberry, raspberry, lavender, rosemary, thyme, mint, oregano, salvia, sage

Woody plants: such as grape, apple, rose (for rose hips)




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