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Potassium sodium tartrate tetrahydrate 6381-59-5


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  • 6381-59-5

  • bosschemical

  • 6381-59-5

Potassium sodium tartrate tetrahydrate Basic information
Product Name: Potassium sodium tartrate tetrahydrate
CAS: 6381-59-5
MF: C4H10KNaO7
MW: 232.21
EINECS: 613-385-0
Mol File: 6381-59-5.mol
Potassium sodium tartrate tetrahydrate Chemical Properties
Melting point 70-80 °C
alpha 22.1 º (c=10, water)
Boiling point 220°C
density 1.05 g/mL at 20 °C
refractive index 22 ° (C=10, H2O)
storage temp. 2-8°C
solubility H2O: 1 M at 20 °C, clear, colorless
form Solid
color White semi-transparent
Odor Odorless
PH 7.0-8.5 (25℃, 50mg/mL in H2O)
PH Range 6.0 - 8.5
optical activity [α]20/D +28.0 to +30.0°
Water Solubility 630 g/L (20 ºC)
λmax λ: 260 nm Amax: 0.026

λ: 280 nm Amax: 0.022
Merck 147,670
BRN 6113568
CAS DataBase Reference 6381-59-5(CAS DataBase Reference)
NIST Chemistry Reference Sodium potassium tartrate tetrahydrate(6381-59-5)
Test items Specifications
Appearance Powder
Content 99.0%min
Acid number(mgKOH/g) <0.04%
Heavy Metals <0.002%



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