Technical Specifications for Uvasys Sulphur Dioxide Generators
Sodium Metabisulphite (Na2S2O5), >98% purity, Food Grade
(All approved for contact with food)
Polypropylene Non Woven Wax
Tessara (Pty) Ltd, Kinghall Ave, Epping, Cape Town, South Africa.
EPA Establishment No 068506-ZAF-2.
Two years if stored according to manufacturers instructions. After this period, the sheets should be re-evaluated.