Plant Growth Hormones Inhibitors Products Prohexadione Calcium 95%TC, 10%WDG, 15%WP Supplier

Prohexadione calcium can stop synthesis of GA1 through control activity of GA19 and GA20 to control vegetative growth, and promote reproductive growth, improve activity of GA4 to increase yield and improve quality, improve the disease-resistance ability.

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Product Details

Plant Growth Hormones Inhibitors Products Prohexadione calcium 95%TC, 10%WDG, 15%WP Supplier

CAS NO.: 127277-53-6

Chemical Name: Prohexadione calcium

Calcium 3-oxido-5-oxo-4-propionylcyclohexanecarboxylate; VIVIFUL; 3,5-dioxo-4-(1-oxopropyl)cyclohexanecarboxylicacidion(1-)calciumcalciums

 

Physical and Chemical Properties:

Molecular Formula: C10H9O5Ca

Molecular Weight: 249.3

Molecular structure:

QQ截图20170731111703.jpg

Appearance: light-yellow powder

Density:1.435

Melting Point:>360 C

Vapor Pressure:1.335X10-5 Pa(20C)

Solubility in water:174.2 mg/L(20C)

Solubility in organic solvents: hardly soluble

 

Application

Prohexadione calcium.used as plant growth retardants hormones.

• Quick effect, within 3 days, 

• Obiviously reduce plant height, 

• Shorten internode height,

• Increase lodging capacity, 

• Meanwhile it promote ear or fruit growth to increase yielding.

Prohexadione calcium plant growth hormones works through leaf treatment, so it is usually used foliar spraying. The dosage is different with different crops.


Crop

Application time

Dosage/acre

Effect

Rice, white and barley

Spraying the plant 5-10 days before elongation stage

 

20-30g

Reduce the plant height, shorten internode height, improve lodging-resistance ability, also improve output

Guinea corn

Spraying the plant 27-30 days before elongation stage

 

20g-40g

Improve lodging-resistance ability

Lawn(Bentgrass, Bermudagrass, ryegrass, carpet grass)

 Spraying throughout the growing season

60-120g

 Reduce 50-90% of newly born height, reduce times to mow the lawn

Apples, pears, cherry, plum, hawthorn

Spraying the plant within 10 days after flowering time

15-30g

 Inhibit the growth of branches and leaves, fruits, enhance the nutrition, improve output,

Peanut

1 month after sowing

15g

Improve peanuts root vigor , chlorophyll content, and SOD, POD, CAT, Pr and MDA content

Grape

Spraying plant after blossom fall

20-30g

Inhibit the growth of grape juice, increase nutrition of pigment and phenols content, improving the quality of grapes, and increase output

Cotton

Spraying the plant in the middle stage

20-30g

Inhibit  nutrition and vegetative growth, lower plant height, improve quality and output

Sugar beet, cucumber, tomato

Spraying the plant leaves

10-20g

Restrain spraying on the leaf and the stem of vegetative growth, pervious to light ventilation, improve quality and output

Chrysanthemum, cabbage, carnation

Spraying the plant leaves

10-20g

Keep leaves dark green, Anti-Aging, have no adverse effects on leaves and flower

 

For more application method on different plant, pls send e-mail

 

Prohexadione calcium Specs:

Prohexadione calcium 95%

Items

Specification

Properties

Light brown to yellowwish powder

Content

[Area normalization method]

≥95%

Content

[ External standard method]

≥85%

MP

>300℃

Loss on drying

≤2.0%

 

Prohexadione calcium TC can’t dissolve in water and most organic solvent, it can be made to WP, SC, WDG and so on. 15% WP, 25% 15% WDG and 10%wdg are common specs in market.


Prohexadione calcium 15%WP(Wetting Powder form)

Prohexadione calcium 10%WDG, 15%WDG(Water Dispersible Granule)

Package: 1kg/Alum Foil Bag, 25kg/drum or customized packing


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