Potassium Sodium Tartrate Tetrahydrate 98%, also known as Rochelle Salts, is a colourless to blue-white salt crystallizing in the orthorhombic system. Its molecular formula is KNaC4H4O6.4H2O. It is slightly soluble in alcohol but more completely soluble in water.
Potassium Sodium Tartrate Tetrahydrate 98% (Rochelle Salt) Letterbox Friendly
£3.95 – £8.55
- Used in food additive E337
- Used medicinally as a laxative
- Organic synthesis to break up emulsions
- Common precipitant in protein crystallography
Minimum Assay: >98%
Molecular Formula: C4H4KNaO6•4H2O
Molecular Weight: 282.23
Solubility in water (% weight): Soluble in water
Chloride (Cl): <0.005%
Sulphate (SO4): <0.05%
Acidity or Alkalinity: Max 1 ml N%
Hazard Phrases: Not considered harmful under normal laboratory conditions
HS CODE: 2918130000
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