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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
surface tension
Type of information:
experimental study
Adequacy of study:
key study
Study period:
October 2016
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2017
Report date:
2017

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.5 (Surface Tension)
Deviations:
no
GLP compliance:
yes (incl. QA statement)
Type of method:
ring method

Test material

Constituent 1
Chemical structure
Reference substance name:
ammonium (1Z)-N-(2-methyl-1-sulfopropan-2-yl)prop-2-enimidate
EC Number:
611-646-3
Cas Number:
58374-69-9
Molecular formula:
C7H12NO4S.H4N
IUPAC Name:
ammonium (1Z)-N-(2-methyl-1-sulfopropan-2-yl)prop-2-enimidate
Details on test material:
- Name of test material (as cited in study report): OS# 114452
- Substance type: organic
- Physical state: solid
- Analytical purity: not specified
- Impurities (identity and concentrations): not specified
- Composition of test material, percentage of components: 100%
- Isomers composition: not applicable
- Purity test date: not specified
- Lot/batch No.: 149596-001
- Expiration date of the lot/batch: not specified
- Stability under test conditions: stable
- Storage condition of test material: not specified
Specific details on test material used for the study:
Identification 2-acrylamido-2-methylpropanesulfonic acid,
ammonium salt
Batch DP/MFR 2174
Manufacturing date Not provided
Expiry date Not provided
Supplier SNF SAS
Appearance Slightly yellow liquid
Packaging Transparent PE flask
Quantity received 1 L
Date of receipt 25 July 2016
Storage In darkness at room temperature
Identification number of the test item 16-034

Results and discussion

Surface tension
Key result
Surface tension:
52.9 mN/m
Temp.:
20 °C
Conc.:
1 g/L

Applicant's summary and conclusion

Conclusions:
The surface tension of a 1 g/l solution of the test substance ws determined to be 52.9 mN/m at 20°C.