potassium sulfate fertilizer SOP 0-0-50

• Post Date:

  Jul 16,2014

• Expiry Date:

  Jan 12,2015

• Detailed Description:

  Cas No. :7778-80-5 Quantity: 25Metric Tons
  Price:1 USD Metric Tons
  Payment Method: TT or LC
  Specifications
  Soluble fertilizer potassium sulphate
  100% water Soluble
  K2O50%
  Hot sale
  0 0 50 fertilizer
  Soluble fertilizer potassium sulphate
  
  Chemical Name: Potassium Sulphate
  MolecularFormula : K2SO4
  Molecular weight: 174.27
  CAS No: 7778-80-5
  
  Properties
  Potassium sulfate is colorless crystals, small hygroscopicity, not easy to agglomerate. With good physical properties, convenient for application, it is a good water-soluble potash fertilizer. Potassium sulfate is chemically neutral, physiological acid fertilizer. It is a chlorine-free, high quality and efficient potash fertilizer. In particular, it is indispensable important fertilizer for the crops of tobacco, grapes, sugar beets, tea, potatoes, flax and various fruit trees which should avoid chlorine. It is also raw materials of high-quality NPK fertilizer. The density is 2.95g/cm3. Its melting point is 400°C, and flashing point is 1689°C. Solubility: 110 g/L at 20°Cwater,insoluble in alcohol, carbondisulfide and acetone.
  
  Composition
  
  Items Specification
  Appearance White powder
  K2O 50.0% min
  Cl 0.5% max
  S 18.0%min
  Moisture 0.2%max
  Insoluble matters in water 0.5%max
  
  
  
  Benefits
  • Providing potassium to crops sensitive to chloride and salt
  • Contains a low salt index helping to avoid the plant taking up excess water
  • Mixes well with all other fertilizers
  Applications
  Crops Spraying time Concentration
  rice In the differentiation period of young ear, the initial heading stage, full heading to grain filling stage 1%
  wheat In the differentiation period of young ear, boot stage, until full
  heading time 1%
  grape In berry enlargement period 0.5%
  melon vegetables In the whole growth period, spray 3-5 times at intervals of 7-10 days 0.5%
  root vegetables In the whole growth period, spray 3-4 times at intervals of 7-10 days 0.5%- 1%
  potato 40-45 days before harvest, spray 2-3 times at intervals of 10 days 1%-2%
  tobacco Start to spray 10 days before squaring, keep for 2-3 times at intervals of 10 days 1%-1.2%
  
  Warning
  1) Long-term use of potassium sulphate should be used together with the manure, alkaline phosphate and lime with lower acidity, and in practice should be combined with the drainage bask in field measures to improve ventilation.
  2) In calcareous soils, we should pay attention to use more farmyard manure.
  3) Potassium sulphate should be applied with calcium-rich fertilizer
  4) Potassium sulphate should not be touched with seeds and roots directly. It can be single use, but also can be used together with other single element fertilizer.
  
  Packing
  
  1)25kgs plastic woven bag, 24mts/20'FCL
  
  2) According to customers' requirments.
  
  Storage
  It must be kept in airy, cool, dry places, far from sources of heat/ignition.
  

• CAS Registry Number:

  7778-80-5

• Synonyms:

  ;Arcanum duplicatum;arcanumduplicatum;dipotassiumsulfate;Glazier's salt;kaliumsulphuricum;Potassium sulfate, alpha;potassiumsulfate(2:1);Potassium Sulfate;

• Molecular Formula:

  K₂SO₄

• Molecular Weight:

  174.24

• Molecular Structure:

  

• Safety Description:

  S22:;
  S24/25:;
  

• Company:

  shijiazhuang lvhe fertilizer co., ltd.     [ China ]        

• Contact:

  Linda Yang

• Tel:

  +86-15028160937

• Fax:

• Email:

  mygreattarget@hotmail.com