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Physical & Chemical properties

Water solubility

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Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: data from peer-reviewed database
Guideline:
other:
Principles of method if other than guideline:
In the peer-reviewed handbook, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
no
Type of method:
other: data from peer-reviewed database
Water solubility:
333 g/L
Temp.:
20 °C
pH:
8.4 - 8.6
Details on results:
pH Concentration: 50 g/l at 20 °C
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: company data without proof
Principles of method if other than guideline:
In these Safety data sheets, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
no
Type of method:
other: company data
Water solubility:
333 g/L
Temp.:
20 °C
pH:
8.4 - 8.6
Details on results:
pH Concentration: 99 g/l at 20 °C
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Data are from a peer-reviewed handbook
Principles of method if other than guideline:
Data on water solubility are reported from this peer-reviewed handbook.
GLP compliance:
not specified
Type of method:
other: peer-reviewed handbook data
Water solubility:
267.8 g/L
Temp.:
25 °C

Table 1: Water solubility at a variety of temperatures

Temperature oC

Water Solubility (g/L)

19.97

249.8

25

267.8

30

285.3
Conclusions:
According to the data from this peer-reviewed handbook, the water solubility of potassium hydrogencarbonate is 267.8 g/L at 25 oC.
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: data from at least one peer-reviewed database or handbook
Principles of method if other than guideline:
In the sources (at least one peer-reviewed), the water solubility of potassium hydrogencarbonate is reported.
Type of method:
other: data from peer-reviewed database or handbook
Water solubility:
224 g/L
Temp.:
20 °C
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: data from peer-reviewed handbook
Principles of method if other than guideline:
In the peer-reviewed handbook, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
no
Type of method:
other: data from peer-reviewed handbook
Water solubility:
340 g/L
Temp.:
20 °C

Solubility in water:
 0 °C: 22.5 g/100 g H2O
10 °C: 27.4 g/100 g H2O
20 °C: 33.7 g/100 g H2O
30 °C: 39.9 g/100 g H2O
40 °C: 47.5 g/100 g H2O
60 °C: 65.6 g/100 g H2O

Conclusions:
340 g/L at 20°C
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Handbook data, peer reviewed
Principles of method if other than guideline:
In the peer-reviewed handbook, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
not specified
Type of method:
other: data from peer-reviewed handbook
Water solubility:
362 g/L
Temp.:
25 °C
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Handbook data, peer reviewed
Principles of method if other than guideline:
In the peer-reviewed handbook, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
not specified
Type of method:
other: determination method not reported
Water solubility:
362 g/L
Conc. based on:
test mat.
Temp.:
25 °C
Remarks on result:
other: pH not stated
Conclusions:
The water solubility of potassium hydrogencarbonate is reported to be 362 g/L at 25°C. According to the classification scheme, potassium hydrogencarbonate can be regarded as very soluble in water.
Executive summary:

In the peer-reviewed handbook, the water solubility of potassium hydrogencarbonate is reported to be 362 g/L at 25°C. According to the classification scheme, potassium hydrogencarbonate can be regarded as very soluble in water.

Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Handbook data
Principles of method if other than guideline:
In this handbook, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
not specified
Type of method:
other: data from handbook
Water solubility:
224 g/L
Temp.:
0 °C
Conclusions:
60°C: 600 g/l
Endpoint:
water solubility
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: data from peer-reviewed database
Principles of method if other than guideline:
In the source, the water solubility of potassium hydrogencarbonate is reported.
GLP compliance:
not specified
Type of method:
other: secondary quotation from peer-reviewed database
Water solubility:
263 g/L

Description of key information

362 g/L at 25 °C

Key value for chemical safety assessment

Water solubility:
362 g/L
at the temperature of:
25 °C

Additional information

According to the classification scheme, potassium hydrogencarbonate can be regarded as very soluble in water.