Contents Foreword 1 Scope 2 Requirements 2.1 Raw material requirements 2.2 Sensory requirements 2.3 Physicochemical indicator 2.4 Microbiological indicator Annex A Inspection methods A.1 General requirements A.2 Sample solution preparation A.3 Identification test A.4 Determination of gel strength A.5 Transmittance determination A.6 Determination of water insoluble A.7 Determination of sulfur dioxide A.8 Determination of peroxide A.9 Determination of chromium (Cr) |