Natural Plant Growth hormones Gibberellins Gibberellic acid GA4+7 for apple
Gibberellins Gibberellic acid 4+7 GA4/7 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.
CAS NO.: 999-81-5
Physical and chemical properties
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
√ 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
Note: Do not apply when the temperature is below 7°C or above 32°C.
Specs: Gibberellic Acid (GA4+7) GA4/7 90% Tech
Gibberilic acid (GA4+7) content
Loss on drying
Package: 1kg/bag, 25kg/drum
Customized formulation Gibberilic acid (GA4+7) GA4/7 1.9%+6-BA 1.9% available