Solubility System: Potassium formate with Potassium acetate (Original Report)

Components:
(1) Potassium formate, KCHO2; [590-29-4] NIST Chemistry WebBook
(2) Potassium acetate, KC2H3O2; [127-08-2] NIST Chemistry WebBook
Original Measurements
Sokolov, N. M.; Zh. Obshch. Khim. 45, 1897-1902 (1965).
Variables:
T = Temperature in Kelvin (K)
T1 = Temperature in Celcius (Component 1) (°C)
x2 = Mole Fraction (Component 2)
Prepared By:
P. Baldini
Experimental Remarks:
Note: A eutectic is present at 151°C and 100x2 =13.
Experimental Data:
Table 1
T (K)T1 (°C)x2
4401670
4301575
42715410
43015715
44116820
45217925
46118830
47219935
48220940
49021745
49722450
50523255
51324060
52224965
53025770
53926675
54627380
55528285
56329090
57029795
575302100

a) The T/K values were calculated the compiler.

Method/Apparatus/Procedure:

A visual polythermal method was used.

Source and Purity of Materials:

(1) No information is given. Component (1) undergoes phase transitions at 60, 135 and 157°C. 1 Component (2) undergoes pohast transition at 58 and 150°C.1

Estimated Errors

Temperature: The compiler estimates the accuracy of the temperature measurements to be probably ±2 K.
Solubility: No information is given.

References:

(1) N. M. Sokolov, Tezisy Dokl. X Nauch. Konf. S. M. I. (1956).

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