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Gibberellic Acid, also called Gibberellin A3, is a plant hormone in the family of gibberellins, a large class of naturally ocuring tetracyclic diterpene acids which promote cell growth and development. In small concentrations, GA3 is a potent, dihydroxylated gibberellin which commonly used in the triggering of seed germination, stem differentiation and plant maturation.GA3 is widely used to promote the production of larger grape bunches or the induction of other fruit without pollination or seed development.
Analysis | Results |
Appearance | White Odourless Powder |
Content of Gibberellins Acid A3/(μg/㎎) | ≥900 |
Loss on Drying(%) | ≤0.50 |
Rotation(α)20D | ≥+80° |
Color of Solution(2:100methanol) | Clear and Colorless |
Fineness(through 40 Mesh) | ≥95% |

--Increase plant or crop yield.
--Enable greater photosynthesis and plant metabolism.
--Allow the production of bigger leaves, and bigger root system.
--Increase cell growth in stems, leaves and roots.
--Used for production of elongated stems in plants grown as standard and half-standard horticulture crops.
--Can be used to increase stem length in a number of flower crops grown for the flower trade.
--Increase flower size.
--Improve establishment and growth of young plants produced from cuttings, seed or plugs.
--Used to help plants suffering nutrient and growth deficiencies.
Crops | Application dosage | Effects |
Tomato | 10-50mg/L, spray on flowers | Improve fruit setting; produce bigger fruits |
Rice | 30-40mg/L, foliar spray at stem elongation stage | Improve vegetative growth |
Potato | 0.5-1mg/L, tuber treatment for 30min | Improve seed germination; break dormancy |
Orange | 5-20mg/L, spray on fruits before fruit coloring | Prolong fruit storage; delay fruit senescence |








Q: Are you trading company or manufacturer ?
A: We are manufacturer of Plant Growth Regulators, we are also trading amino acid, humic acid and seaweed extract.
Q: How long is your delivery time?
A: Delivery time is generally 7~15 days when receipt official order.
Q: Do you provide samples ? Is it free or extra ?
A: We offer samples free of charge.
Q: How do you control the quality?
A: Each batch of goods must be tested by HPLC before dispatch, pre-shipment inspection by SGS or PONY will be done to ensure product qualified
Q: How can I know the shipment status after payment?
A: The shipment details include packing, tracking no. and loading photos, shipping documents will be updated through E-mail.

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