Potassium Sodium Tartrate

Alternate Text

Molecular formula: C4H4KNaO6

Molecular weight: 210.159

CAS No.: 304-59-6

Property:White crystalline powder. Melting point of 70 ~ 80 ℃. Relative density 1.79 g/cm3. Solubility in 0.9 water, hardly soluble in ethanol.


In the food industry for baking powder, printing plate making, mirrors, thermos bottle industry as a reducing agent.

Packing:Net in 25KG Kraft Paper Bag.


Index Item



98% Min


0.008% Max


0.03% Max

Reaction of water solution



0.002% Max

Heavy metal

0.001% Max

Insoluble in water

0.05% Max



Is a specialized manufacturing and operating chemical enterprise Our company own variety of export products which are widely used in chemical, pharmaceuticals, textile printing & dyeing, leather processing, fertilizer, water treatment, construction industry, food &feed additives and other areas. Oxalic acid, formic acid, sodium formate, calcium formate, sodium sulphide, series of humic acid, sodium hydrosulphide, ammonium chloride, sodium thiosulfate, and calcium nitrite are partial strong products. Among them, STPP occupy largest export volume and export to more than 20 countries and regions in America , Asia, Africa and other continents, winning customers praise with its superior quality , favorable price and excellent service. For over 10 years, stick to business philosophy of" you should give your customer what they really need not what you think they need ", Verdi has built long term & stable trade relationship with more than 45 countries and regions in the world. sincerely hope to cooperate with more clients in the world and seek common developments.