Benzenesulfonic acid, C10-24-branched and linear alkyl derivs., magnesium salts, overbased

Flash point

Administrative data

Endpoint:

flash point of flammable liquids

Type of information:

experimental study

Adequacy of study:

key study

Study period:

From 18 December 2018 to 05 April 2019

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

test procedure in accordance with generally accepted scientific standards and described in sufficient detail

Cross-reference

Reason / purpose for cross-reference:

reference to other study

Reference

Endpoint:

boiling point

Type of information:

experimental study

Adequacy of study:

key study

Study period:

From 18 December 2018 to 05 April 2019

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Reason / purpose for cross-reference:

reference to same study

Qualifier:

according to guideline

Guideline:

EU Method A.2 (Boiling Temperature)

Version / remarks:

2016

Deviations:

no

Qualifier:

according to guideline

Guideline:

OECD Guideline 103 (Boiling Point)

Version / remarks:

1995

Deviations:

no

Qualifier:

according to guideline

Guideline:

EPA OPPTS 830.7220 (Boiling Point / Boiling Range)

Version / remarks:

1996

Deviations:

no

GLP compliance:

yes

Type of method:

differential scanning calorimetry

Key result

Decomposition:

yes

Decomp. temp.:

200 °C

Remarks on result:

other: No boiling point up to the decomposition temperature

see IUCLID 4.2 melting point

Conclusions:

Boiling of the substance was not observed below the decomposition temperature of 200°C.

Executive summary:

see IUCLID 4.2 melting point

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2019

Report date:

2019

Materials and methods

Test guideline

Test guideline 1

Qualifier:

equivalent or similar to guideline

Guideline:

EU Method A.9 (Flash-Point)

Version / remarks:

2016

Test guideline 2

Qualifier:

according to guideline

Guideline:

other: ASTM D7094: “Standard Test Method for Flash Point by Modified Continuously Closed Cup (MCCCFP) Tester”

Version / remarks:

2012

Deviations:

not specified

Principles of method if other than guideline:

remark of reviewer:
Although ASTM D7094 (modified continuously closed cup) is not mentioned in the EC A.9 guideline, this method is a commonly used and safer (low sample volume) alternative for the ISO 2719 Pensky-Martens closed cup method.

GLP compliance:

yes

Type of method:

non-equilibrium method closed cup

Flash point apparatus:

other: Eraflash (Eralytics, Austria)

Dynamic viscosity of test material:

Dynamic viscosity is > 126479 mPa.s (test material is viscous)

Test material

Test material information

Constituent 1

Reference substance name:

Benzenesulfonic acid, C10-24-branched and linear alkyl derivs., magnesium salts, overbased

EC Number:

948-935-1

Molecular formula:

Molecular formula cannot be determined for this UVCB substance

IUPAC Name:

Benzenesulfonic acid, C10-24-branched and linear alkyl derivs., magnesium salts, overbased

Test material form:

liquid: viscous

Details on test material:

Batch (Lot) Number: R18 14728
Expiry date: 08 October 2020 (expiry date)
Physical Description: Dark amber viscous liquid
Purity/Composition: UVCB
Storage Conditions: At room temperature

Specific details on test material used for the study:

no boiling before decomposition; decomposition at 200°C

Results and discussion

Flash point

Key result

Atm. press.:

1 013 hPa

Remarks on result:

other: no flash point up to decomposition at 200°C

Applicant's summary and conclusion

Interpretation of results:

other: not classified under CLP or GHS

Conclusions:

No flash point up to decomposition at 200°C

Executive summary:

The modified continuously closed cup ASTM D7094 flash point method was performed in a GLP study. No flash-point was observed below the decomposition temperature (decomposition temperature is 200°C).