Sodium Sulfate, Anhydrous

Sodium sulphate, anhydrous; Na₂SO₄ = 142.0 (7757-82-6)

Ignite at 600° to 700° anhydrous sodium sulfate complying with the requirements prescribed in the monograph on Anhydrous sodium sulfate (0099).

Loss on drying (2.2.32) Maximum 0.5%, determined by drying in an oven at 130°.