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The Peters Professional Acid Special 21-7-7 (E99330) is a water soluble fertilizer that helps in producing healthy and acid loving crops. It has a formula with high potential acidity that lowers pH levels or offsets high water alkalinity in growing media. This fertilizer is the excellent choice for water type 3 and 4. It also contains a great range of micronutrients that's essential to promote greening.
|Active Ingredient:||Total Nitrogen - 21%
Available Phosphate - 7%
Soluble Potash - 7%
Magnesium - 0.6%, Sulfur - 13.0%, Boron - 0.0262%,
Copper - 0.0262%, Iron - 0.15%, Manganese - 0.05%, Molybdenum - 0.01%, Zinc - 0.05%
|For use in:||Acid Loving Crops|
|Application:||1 tsp per 1 gallon of water (1 tbsp per 2 gallons of water)
* Can be tank mixed for watering cans and spray tanks except injectors
* See label for complete application instructions
|Material / Construction:||Ammonium Phosphate, Ammonium Sulfate, Urea, Potassium Sulfate, Magnesium Sulfate, Boric Acid, Copper EDTA, Iron EDTA, Manganese EDTA, Ammonium Molybdate, Zinc EDT|
|Special Features:||Water Soluble Fertilizer|
|Shipping Weight:||25.26 lbs|
|Manufactured By:||Everris Na Inc. (Mfg. Number: E99330)|
Produce healthy acid-loving crops with this formula’s high potential acidity that offsets high water alkalinity or lowers pH levels in growing media.
- C (Customizing) component can be used with a variety of B (Base) formulations
- Excellent choice for Water Types 3 and 4
- Contains a full range of essential micronutrients plus extra iron to promote greening
Potential Acidity .......................... 1518 lbs calcium carbonate equivalent per ton
Conductivity of 100 ppm N ......... 0.52 mmhos/cm
Maximum Solubility ..................... 4 lbs/gallon
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By Charles in Castle Hayne, NC on 06/11/2016
We have used Acid Special 21-7-7 for many years on blueberries in pots in the greenhouse with excellent response It gives a rapid response before a dry, slow release becomes available. Order and shipping were handled well and price was competitive. CMM, North Carolina
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02/28/2016 Cheryl from Austin, Tx
QIs there any way to calculate N/gal at a given concentration of Peters Professional Acid Special 21-7-7?