Benzenesulfonic acid, di-C10-14-alkyl derivs., sodium salts

pH

Administrative data

Endpoint:

pH

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Remarks:

pH of the substance was determined according to USP 40/NF 35 <791> Method, and conducted under good manufacturing practices (GMP)

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2017

Report date:

2017

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

other: USP 40/NF 35 <791>

GLP compliance:

no

Remarks:

conducted under good manufacturing practices (GMP)

Test material

Test material information

Constituent 1

Reference substance name:

Benzenesulfonic acid, di-C10-14-alkyl derivs., sodium salts

Molecular formula:

{[C(n)H(2n+1)]2C6H3SO3}Na

IUPAC Name:

Benzenesulfonic acid, di-C10-14-alkyl derivs., sodium salts

Constituent 2

Reference substance name:

Benzene, di-C10-14-alkyl derivs.

EC Number:

285-580-5

EC Name:

Benzene, di-C10-14-alkyl derivs.

Cas Number:

85117-31-3

Molecular formula:

C6H4R2, where R = C10H21 through C14H29

IUPAC Name:

Benzene, di-C10-14-alkyl derivs.

additive 1

Reference substance name:

Distillates (petroleum), hydrotreated heavy naphthenic

EC Number:

265-155-0

EC Name:

Distillates (petroleum), hydrotreated heavy naphthenic

Cas Number:

64742-52-5

IUPAC Name:

Distillates (petroleum), hydrotreated heavy naphthenic

impurity 1

Reference substance name:

Water

EC Number:

231-791-2

EC Name:

Water

Cas Number:

7732-18-5

Molecular formula:

H2O

IUPAC Name:

water

Test material form:

liquid: viscous

Details on test material:

- Other: R-9817

Results and discussion

pH value

Key result

pH value:

ca. 7.36

Temp.:

19.9 °C

Concentration:

ca. 200 mg/L

Remarks on result:

other: Determined with pH indicater paper. 1.0 to 200.0 dilution in 200 proof ethylalcohol

Applicant's summary and conclusion

Conclusions:

Benzene sulfonic acid, di-C10-14-alkyl derivs., sodium salts has a pH of 7.36 determined with pH indicator paper.