CAS No.: | 999-81-5 |
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Formula: | Ga4: C19h24o5 Ga7: C19h22o5 |
EINECS: | / |
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Product name | Gibberellic Acid GA4 7 |
CAS | 999-81-5 |
Property | Molecular Formula: GA4: C19H24O5 GA7: C19H22O5 Molecular Weight: GA4: 332.39 GA7: 330.37 Proportion of GA4:GA7: 65:35 Appearance: white crystal powder Melting point is between 198-202°C Odor: Odorless |
Introduction | Gibberellins Gibberellic acid 4+7 is a mixture of Gibberellic Acid (GA4) and Gibberellic Acid (GA7). Used as plant growth regulator on apple and pear, can improve the shape, prevent the resetting, improve the fruit setting, and anticipated the shoot sprouting. |
Applications | √ For apple, used to reduce russetting in apples, The roles are fruit thinning, changing fruit shape and size, increasing weight of single fruit, thickening skin and prolonging the storage period. √ Increase the fruit set in pears, and increase the germination and yield of celery. √ Application rate 20g/ha |
Precausion | Do not mix gibberellic acid with the alkaline solutions. |
Crops
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Target Effect
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Dosage
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Method
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Apple tree
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Improve fruit quality
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75-112 g/hectare
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Spray 6-BA+GA4+7 3.6%EC
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Litchi tree
Orange tree
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Regulate growth and increase output
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800-1600 times solution
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Spray Brassinolide+GA4+7 0.4%
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Pear Tree
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Regulate growth
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0.6-0.9 mg/young fruit
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Scribble GA4+7 Paste
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Package | 1kg/bag, 25kg/drum |
Shipping time by express | 5-7 days, by TNT, DHL, FEDEX, UPS, EMS |
Shipping time by air | 5-7 days, by TNT, DHL, FEDEX, UPS, EMS |
Shipping time by sea | • South America: around 40-60 days • Southeast Asia: around 10-25 days • Africa: around 40 days • Europe: around 35 days |