Registration Dossier
Registration Dossier
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EC number: 205-861-8 | CAS number: 156-62-7
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 2019-01-21
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 019
- Report date:
- 2019
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 122 (Determination of pH, Acidity and Alkalinity)
- Version / remarks:
- Electrometric determination of pH of a 1% dispersion in deionised water
- Deviations:
- no
- GLP compliance:
- no
Test material
- Reference substance name:
- Calcium cyanamide
- EC Number:
- 205-861-8
- EC Name:
- Calcium cyanamide
- Cas Number:
- 156-62-7
- Molecular formula:
- CN2.Ca
- IUPAC Name:
- calcium cyanoazanediide
- Reference substance name:
- Calcium oxide
- EC Number:
- 215-138-9
- EC Name:
- Calcium oxide
- Cas Number:
- 1305-78-8
- Molecular formula:
- CaO
- IUPAC Name:
- oxocalcium
- Reference substance name:
- Carbon
- EC Number:
- 231-153-3
- EC Name:
- Carbon
- Cas Number:
- 7440-44-0
- Molecular formula:
- C
- IUPAC Name:
- carbon
- Reference substance name:
- Hematite (Fe2O3)
- EC Number:
- 215-275-4
- EC Name:
- Hematite (Fe2O3)
- Cas Number:
- 1317-60-8
- Molecular formula:
- Fe2O3
- IUPAC Name:
- diiron oxide
- Reference substance name:
- Urea
- EC Number:
- 200-315-5
- EC Name:
- Urea
- Cas Number:
- 57-13-6
- Molecular formula:
- CH4N2O
- IUPAC Name:
- urea
- Reference substance name:
- Silicon dioxide
- EC Number:
- 231-545-4
- EC Name:
- Silicon dioxide
- Cas Number:
- 7631-86-9
- Molecular formula:
- O2Si
- IUPAC Name:
- dioxosilane
- Reference substance name:
- Trisilicon tetranitride
- EC Number:
- 234-796-8
- EC Name:
- Trisilicon tetranitride
- Cas Number:
- 12033-89-5
- Molecular formula:
- N4Si3
- IUPAC Name:
- trisilicon tetranitride
- Reference substance name:
- Calcium dihydroxide
- EC Number:
- 215-137-3
- EC Name:
- Calcium dihydroxide
- Cas Number:
- 1305-62-0
- Molecular formula:
- CaH2O2
- IUPAC Name:
- calcium dihydroxide
- Reference substance name:
- Aluminium oxide
- EC Number:
- 215-691-6
- EC Name:
- Aluminium oxide
- Cas Number:
- 1344-28-1
- Molecular formula:
- Al2O3
- IUPAC Name:
- aluminium oxide
- Reference substance name:
- Cyanoguanidine
- EC Number:
- 207-312-8
- EC Name:
- Cyanoguanidine
- Cas Number:
- 461-58-5
- Molecular formula:
- C2H4N4
- IUPAC Name:
- 2-cyanoguanidine
- Reference substance name:
- Calcium acetylide
- EC Number:
- 200-848-3
- EC Name:
- Calcium acetylide
- Cas Number:
- 75-20-7
- Molecular formula:
- C2Ca
- IUPAC Name:
- calcium ethynediide
- Reference substance name:
- unknown
- IUPAC Name:
- unknown
- Test material form:
- solid: particulate/powder
- Details on test material:
- Kalkstickstoff (calcium cyanamide, technical grade)
Constituent 1
impurity 1
impurity 2
impurity 3
impurity 4
impurity 5
impurity 6
impurity 7
impurity 8
impurity 9
impurity 10
impurity 11
- Specific details on test material used for the study:
- SOURCE OF TEST MATERIAL
- Source and lot/batch No.of test material:
Source: AlzChem Trostberg GmbH, Lot: 2018-02-06 B971
Reagents
- Reagent:
- water
Titration of acidity and alkalinity
- Details on titrant used:
- - Other: Electrometric determination of pH of a 1% dispersion in deionised water
Results and discussion
pH value
- Key result
- pH value:
- 12.5
- Concentration:
- 1 other: w/w%
Applicant's summary and conclusion
- Conclusions:
- In this study, the pH of calcium cyanamide was determined to be 12.5.
- Executive summary:
The pH-value of calcium cyanamide was determined according to OECD 122 by electrometric determination of pH of a 1w/w% dispersion in deionised water. In this study, a pH-value of 12.5 was determined for calcium cyanamide technical grade.
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