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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Test material

Constituent 1
Chemical structure
Reference substance name:
Ammonium thiocyanate
EC Number:
217-175-6
EC Name:
Ammonium thiocyanate
Cas Number:
1762-95-4
Molecular formula:
CHNS.H3N
IUPAC Name:
ammonium thiocyanate
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.