ALINORM 99/23 (E) - CODEX Alimentarius

-32-COMMODITY PROVISION METHOD PRINCIPLE Note Type StatusCheeses inBrineCheeses inBrineWhey CheeseEdible CaseinProductsMilkfatProductsMilk ProductsMilk ProductsEdible CaseinProductsDry matter(for composition)Dry matter(for composition)Dry matter(for denomination)Free acid≤ 0.27 ml-0.1 N NaOH/gFree fatty acids (expressed as oleicacid)≤ 0.3% (anhydrous milkfat, anhydrousbutteroil)≤ 0.4% (milkfat, butteroil, ghee)Iron≤ 20 mg/kg (spray dried whey powder,edible caseinate products except rollerdried caseinates),≤ 50 mg/kg (roller dried whey powder& caseinates)≤ 2.0 mg/kg (butter)≤ 0.2 mg/kg (milkfat products)Iron≤ 20 mg/kg (spray dried whey powder,edible caseinate products except rollerdried caseinates),≤ 50 mg/kg (roller dried whey powder& caseinates)≤ 2.0 mg/kg (butter)≤ 0.2 mg/kg (milkfat products)Lactose≤ 1.0%IDF Standard 4A:1982ISO 5534:1985Gravimetry, drying at 102°CThe Commodity Committee is asked toforward its recommendation as towhich of the two Type I methods itprefers since only one Type I methodcan be endorsed for the oneanalyte/product combination.AOAC 926.08 Gravimetry, vacuum oven See above. NEIDF Standard 58:1970(confirmed 1993)ISO 2920:1974IDF Standard 91:1979(confirmed 1986)ISO 5547:1978IDF Standard 6B:1989ISO 1740:1991AOAC 969.17NMKL 139 (1991)(Codex generalmethod)IDF Standard103A:1986ISO 6732:1985IDF Standard 106:1982ISO 5548:1980Gravimetry, drying at 88±2°C The Commodity Committee may wishto consider if the provision can behandled by other methods.IV ETitrimetry, aqueous extract IV ETitrimetryAtomic absorptionspectrophotometryPhotometry,bathophenanthrolineFor consistency, the method isendorsedasTypeIsinceaconversionfactor is included in the method.The level ≤0.2 mg/kg was added to thisprovision since it was presumed that itsomission was a typographical error (seebelow).Photometry, phenol and H2SO4 IV EIIIIVNEEEE