• British Pharmacopoeia Volume V
  • Appendices
  • Appendix I A. General Reagents

Tetramethylammonium Hydrogen Sulfate
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Tetramethylammonium Hydrogen Sulfate Tetramethylammonium hydrogen sulphate; C4H13NO4S = 171.2 (80526-82-5)

Chromatographic grade of commerce.

Melting point, about 295°.

Tetramethylammonium hydrogen sulfate used in liquid chromatography complies with the following test.

Transmittance Not less than 50% at 200 nm and 90% at 220 nm determined using a 0.005m solution.