Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
June 2010
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: pH measured as part of a GLP OECD 105 study to determine water solubility.

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report Date:
2010

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Organization for Economic Co-operation and Development (OECD), OECD Guidelines for the Testing of Chemicals no. 105: "Water Solubility", July 27, 1995.
GLP compliance:
yes (incl. certificate)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Identification: Ammonium thiocyanate
Molecular formula: CHNS•H3N
Molecular weight: 76.1
CAS Number: 1762-95-4
Description: White crystals (determined at NOTOX)
Batch: 0600712072829-0 (date Dec. 28, 2007)
Purity: 99.8% (dried material)
Test substance storage: At room temperature in the dark in desiccator
Stability under storage conditions: Stable
Expiry date: 19 September 2011 (taken from label)

Results and discussion

pH value
pH value:
4.8
Temp.:
20.1 °C
Concentration:
1 070 g/L

Applicant's summary and conclusion

Conclusions:
The pH of the aqueous sample was 4.8 and a conductivity of 85.4 Sxm-1was obtained.