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Phosphorous Acid

Phosphorous Acid

Supply Ability : 3000MT
Payment Terms : T/T, L/C at Sight
Packaging Details : in 25kg pp bags
Delivery Port : Chinese Main Port
Delivery Time : in 7 working days
Brand Name : STL /OEM
Country of Origin : China (mainland)
Min. Order : 25MT /20'FCL
Place of Origin : china
Category : Blood System Agents
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Product Specifications / Features

Phosphorous Acid (PA)
is a colorless, crystalline, water-soluble acid of phosphorus, a colorless, crystalline, water-soluble acid of phosphorus .
CAS RN.:13598-36-2
EINECS: 237-066-7
Molecular Weight: 81.9957
Molecular Formula: H3PO3
Melting Point (℃): 73℃
Water Solubility: SOLUBLE
The advantages of PA
While crops absorb and transfer Phosphorous Acid, it will have the effect of phosphorus and potassium fertilizers and Phosphorous Acid will become useful phosphoric acid; the crops which are collected will not have pesticides remains or pollute the environment.
It is fine to use with phosphorus fertilizer and it could help crops grow well.
Phosphorous Acid could naturally lead crops produce phytoalexins and reduce the usage of pesticides to lower the production management cost.
Specification Tech grade
Main content 98.5%min
Sulfate (SO4) 0.01%max
Phosphate as PO4 0.2%max
Chloride as Cl 0.01%max
Iron as Fe 0.005%max
Application
Suitable for vegetables and fruit, including grapes, wax fruit, Buddha fruit, papayas, Piper longum L., oranges, orchids, lilies, avocadoes, tomatoes, litchis, hot peppers, sweet peppers, potatoes, Anoectochilus Formosanus Hayata, lettuce and Brassicaceae.
-Formula
The solution of 500 times:
Add 200 gram of Phosphorous Acid into 100 Liter of water and it is Phosphorous Acid Solution.
Take 200 gram of Potassium Hydroxide (KOH) into the above solution and it becomes the solution of 500 times to use.
The solution of 1000 times:
Add 100 gram of Phosphorous Acid into 100 Liter of water and it is Phosphorous Acid Solution.
Take 100 gram of Potassium Hydroxide (KOH) into the above solution and it becomes the solution of 1000 times to use.
- Applying time
The best time to apply Phosphorous Acid is 7-14 days before the disease because Phosphorous Acid helps crops produce phytoalexins to resist diseases and it is similar to the antibodies of human beings.
- Recommendation Usage
Foliage spray:
Use the solution of 500-1000 times. It depends on the plants, for example, the young leaves which contains waxiness on the surface is suitable to use 1000 times solution.
Soil irrigation:
Irrigate the solution of 100-200 times around the rhizosphere soil and it is better not to water within 7 days after the irrigation; irrigating once every month and apply it twice before the rainy season. After the first irrigation, apply it once every 3 month to maintain the effect.

Competitive Advantages

Well and High Quality Control ,
Prompt Delivery ,
Customer's Design and Logo are Welcome ,
Competitive Prices ,
Small Order Acceptable ,
OEM Accepted


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