Registration Dossier
Registration Dossier
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EC number: 217-157-8 | CAS number: 1758-73-2
Storage stability and reactivity towards container material
Administrative data
- Endpoint:
- storage stability and reactivity towards container material
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 26 Apr. 1995
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Acceptable, study report which meets basic scientific principles
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 1 995
- Report date:
- 1995
Materials and methods
Test guideline
- Qualifier:
- no guideline available
- Principles of method if other than guideline:
- The storage stability of six samples with different addings was determined by abiabatic warm storage test.
- GLP compliance:
- no
- Type of method:
- other: abiabatic warm storage test
Test material
- Reference substance name:
- Aminoiminomethanesulphinic acid
- EC Number:
- 217-157-8
- EC Name:
- Aminoiminomethanesulphinic acid
- Cas Number:
- 1758-73-2
- Molecular formula:
- CH4N2O2S
- IUPAC Name:
- aminoiminomethanesulphinic acid
- Details on test material:
- - Name of test material (as cited in study report): Formamidinsulfinsäure
1) FAS-standard quality / Muster 1, (Ch. 2475, 2490, 2493 and 2494) date: 20.02.1995;
2) FAS- Kompaktat / Muster 2 date: 20.02.1995
3) FAS + 5% sugar / Muster 3 (Z5, Ch.94/2077) date: 20.02.1995
4) FAS + 0.2% Sipernat D17 / Muster 4 (based on Muster 1) date: 20.02.1995
5) FAS + 0.2% Aerosil R 812 / Muster 5 (based on Muster 1) date: 20.02.1995
6) FAS + 0.2% Sipernat 22S / Muster 7 (based on Muster 1) date: 20.02.1995
Constituent 1
Results and discussion
- Results:
- All the tested samples show an abiabatic expansion.
The lowest composition heat flow was obtained from the samples with 5% sugar and 0.1% Sipernat D17. - Transformation products:
- not measured
Any other information on results incl. tables
Sample |
Standard |
Kompaktat |
5% Sugar |
0.2% Sipernat D17 |
0.2% Aerosil R812 |
0.2% Sipernat 22S |
Temperature (start) [°C] |
22.6 |
22.9 |
22.7 |
22.8 |
20.9 |
25.9 |
Temperature (max.) [°C] |
226.7 |
227.5 |
211.1 |
223.5 |
222.4 |
225.4 |
Heating rate [k/h] |
0.19 |
0.27 |
0.37 |
0.26 |
0.21 |
0.175 |
(dT/dt)max[k/h]/ at …°C |
4175/189.8 |
13940/176.5 |
848/202.7 |
20813/130 |
9097/134.1 |
4650/ 189 |
Specific heat*[J/g K] |
1.08 |
1.08 |
1.08 |
1.08 |
1.08 |
1.08 |
Composition Heat flow at 65 °C [J/g h] |
0.18 |
0.6 |
0.007 |
0.07 |
0.2 |
0.07 |
Regression range [°C] |
60 – 70 |
53 - 68 |
61 - 73 |
63 - 71 |
58 - 71 |
58 - 66 |
Activation energy [kJ/mol] |
623.1 |
342.2 |
401.5 |
519.5 |
539.7 |
510 |
*Due to small amount of addings in the FAS, specific heat was added.
Applicant's summary and conclusion
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