High Efficet Plant Growth Regular Gibberellic Acid 20% Tablet (GIBBERELLIN)
Model No.: Gibberellic Acid 20% tablet
Common name: Gibberellic acid, GA3
(1α , 2β , 4Aα , 4bβ , 10β )-2, 4A, 7-trihydroxy-1-methyl-8-methylenegibb-
3-ene-1, 10-carboxylic acid 1, 4A-lactone.
Specification: 90% tech grade, 95% tech grade, 10%, 20%, 40% soluble powder
10%, 20% tablet
Molecular formula: C19H22O6
Chemical family: Plant Growth Regulator
Appearance: White or buff crystal powder
Solubility: Easily dissolve in ethanol, acetone. Slightly dissolve in water (5g/L)or chloroform.
Stability: GA3 is high stable in acidic solution or litmusless solution. Rapidly break down in alkali solution. Rapidly decomposed by heat.
Melting point: 223-225.
Shelf life: 3 years under the cool, shade and dry storage conditions.
Toxicity: Small rat can resist LD50 15000mg/kg.
Usage for reference:
|Name of plants||Water (L)||Time of application||Method of application||Effect|
|Cross-hybrid rice||25~50||At the stage of matrix appear 10~15% fringe||Spray on plant||Improve fruitage rate and increase the yield|
|Cotton||50~100||At the stage of early~full bloom||Spray on for several times||Increase the boll rate and the yield|
|Grape||5~20||A week after fully-bloom||Spray on the cores||Increase the yield and form seedless fruits|
|Celery||50||15~30 days before harvest||Spray on the surface of leaves each time||Keep fresh and weight fruits|
|Spinach||50~100||At the stage of appearing 5~6 leaf-blades||Spray on the surface of leaves 1~3 times||Keep fresh and weight fruits|
|Potato||1000~1200||At the stage of slicing tuber||Soak the sliced tuber for 10~15 minutes||Increase the yield|
|Green manure||50~100||20~50 days before harvest||Spray several times||Increase the yield|
|Cole||50||At the stage of transplant seedling||Dip the seedling-root||Promote early-gemmate and increase yield|
|Orange||25~50||At the stage of full-bloom||Spray on the flowers||Large fruit and weight fruits|
|Ginseng||50||Before plant||Soak the seeds 15 minutes before plant||Increase germination percentage|
|Hemp||20~100||At the stage of 50cm height||Spray all over the tree and then spray it once again after 10 days||Make plant higher and increase the yield of fiber|
|Jute||20~200||Growing period||Spray twice during growing period with an interval of 10 days||Make plant higher and increase the yield of fiber|
|Tea||20~50||After first batch of tea leaves have been picked||Spray twice||Promote the growth of new burgeon and increase the yield|
|Mint||100||10~15days before harvest||Spray on the seedling||Increase the yield|
|Haw||15~50||At the stage of full-bloom||Spray on plant||Increase the setting rate|
|Jujube||40~100||At the stage of full- bloom||Spray on plant||Promote bloom and protect fruits|
|Corm||25||At the stage of brown tassel||Pour fruit-fringe||Reduce bald and increase grains|
|sugarcane||5||3 months before harvest||Spray on plant||Make plant higher and increase the yield|
1. Use GA3 at a correct concentration, otherwise it may cause a negative effect on crops;
2. GA3 solution should be prepared and used when it is fresh;
3. GA3 is not compatible with alkaline materials;
4. It is better to spray GA3 solution before 10:00am or after 3:00pm. Re-spray if rain pours within 4 hours.
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Product Categories : Plant Growth Regulator