Potassium Sodium Tartrate
Chemical Name: Rochelle Salt
Molecular Formula: KNaC4H4O6•4H2O
Structural Formula: 
Molecular Weigh: 282.23
CAS NO: 6381-59-5
Properties:
Potassium Sodium Tartrate is colorless or white crystal. When heated to 60℃, it will lose part of crystalline water and when heated to 215℃, all crystalline water will be lost. It is soluble in water. Its solution is alkalescent.
Application:
Potassium Sodium Tartrate can be used in printing industry, electroplating industry, medical industry and glass industry. In printing industry, potassium sodium tartrate is used to make plates or mirrors. In electroplating industry, it is used as complexing agent and in medical field, potassium sodium tartrate is mainly used as laxative agent.
Specifications:
Item |
Food Grade |
Tech Grade |
Content % |
99.0~102.0 |
98.0 |
Chloride(Cl) ≤% |
passed |
0.005 |
Arsenic(As) ≤% |
0.0003 |
0.0002 |
Clarity |
passed |
- |
Heavy metals(Pb)≤% |
0.001 |
0.001 |
Suiphats(SO4),≤% |
- |
0.03 |
Iron(Fe),≤% |
- |
0.002 |
Water insoluble,≤% |
- |
0.01 |
Water% |
21~27 |
- |
Package & Storage:
Potassium Sodium Tartrate is packed in 25kg bags and it should be kept in a dry and cool place.