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304-59-6

Name Potassium sodium tartrate
CAS 304-59-6
EINECS(EC#) 206-156-8
Molecular Formula C4H4KNaO6
MDL Number MFCD00065391
Molecular Weight 210.16
MOL File 304-59-6.mol

Chemical Properties

Appearance often supplied as a colourless aqueous solution
Melting point  70~80℃
Boiling point  100 °C
density  1.24
vapor pressure  0Pa at 25℃
storage temp.  Room Temperature
solubility  Methanol, Water
form  Liquid
color  Clear Colorless
PH 7.0-8.5 (25℃, 1.5M in H2O)
optical activity [α]20/D +22±1°, c = 1% in H2O
Water Solubility  g anhydrous/100 g H2O: 31.9 (0°C), 67.8 (20°C), 102 (30°C) [LAN05]; slightly soluble alcohol [MER06]
λmax λ: 260 nm Amax: 0.03
λ: 280 nm Amax: 0.025
LogP -1.080 (est)
Uses
Sodium Potassium Tartrate is a buffer and sequestrant that is the salt of i, (+)–tartaric acid. It has a solubility in water of 1 g in 1 ml. It is also termed rochelle salt and potassium sodium tartrate.
CAS DataBase Reference 304-59-6(CAS DataBase Reference)
EPA Substance Registry System 304-59-6(EPA Substance)

Safety Data

Hazard Codes  C
Risk Statements 
R35:Causes severe burns.
Safety Statements 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S37/39:Wear suitable gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
WGK Germany  WGK 3
Hazardous Substances Data 304-59-6(Hazardous Substances Data)

Hazard Information

Material Safety Data Sheet(MSDS)

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