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.