Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2015
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: study according to guideline, no glp

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2015
Report Date:
2015

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: OECD 122
Deviations:
no
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
other: solution in water

Results and discussion

pH valueopen allclose all
pH value:
2.25
Temp.:
20 °C
Concentration:
1 other: w/w %
pH value:
1.8
Temp.:
20 °C
Concentration:
2.5 other: w/w %

Any other information on results incl. tables

m (SnSO4)

/ g

m (SnSO4, H2O) /g

ω(SnSO4)

/ %

pH-value

1.01

100.00

1.01

2.24

2.26

2.25

2.50

99.98

2.50

1.80

1.80

1.81

Applicant's summary and conclusion

Conclusions:
The pH value of a stannous suphate solution was determinate to be

pH-value Concentration (w/w%)
2.3 1.0
1.8 2.5