Résumé
Dissolution of the test portion in water by boiling. Separation of any matter undissoved by filtration under vacuum. Drying in an oven, controlled at a temperature of (110 5) 0C, and weighing, Replaces ISO Recommendation R 850/1968.
Dissolution of the test portion in water by boiling. Separation of any matter undissoved by filtration under vacuum. Drying in an oven, controlled at a temperature of (110 5) 0C, and weighing, Replaces ISO Recommendation R 850/1968.