General description
for elemental analysis
Application
Sulfanilic acid standard for elemental analysis for analysis. CAS 121-57-3, EC Number 204-482-5, chemical formula NH₂C₆H₄SO₃H.
Analysis Note
Identity (IR-spectrum) | conforms |
C content (mean value fivefold determination) | 41.3 - 41.8 % |
H content (mean value fivefold determination) | 3.9 - 4.3 % |
N-content (mean value fivefold determination) | 7.7 - 8.3 % |
O content (mean value fivefold determination) | 27.5 - 28.5 % |
S content (mean value fivefold determination) | 18.2 - 18.8 % |
Water (according to Karl Fischer) | ≤ 0.5 % |
Suitable for determination of C,H,N,O,S |