CHARACTERISTICS

• Its other names include DSP, DISODIUM PHOSPHATE and DISODIUM HYDROGEN PHOSPHATE.
• Present in the form of clear colorless crystals or powder and it is salty in taste

SOLUBILITY

• It is soluble in water, insoluble in alcohol
• It is hygroscopic in nature and absorbs moisture from air

MELTING POINT

925 ^OC

DENSITY DISODIUM PHOSPHATE

• 2.06

DENSITY DISODIUM HYDROGEN PHOSPHATE

• 0.5235

PH VALUE

• 8.0 to 8.8 in 1% solution

COMPOSITION

• DSP – It is prepared by the reaction of phosphoric acid and soda ash
• DISODIUM PHOSPHATE – prepared by the reaction of calcium carbonate, dicalcium phosphate and soda ash

GRADES

• Commercial, NF, FCC, Laboratory regent

USES

• It is used in the preparation of many chemicals, fertilizers, pharmaceutical, additional ingredient in food, detergent and creams, to make wood fireproof, paper making, dish washing and laundry washing, buffer compounds