Product Name: Potassium Sorbate "Type: Food/Feed Additives Origin: China CAS No.: 24634-61-5 AUCO No.: 413 Packing: 25kg carton" Items Standard Identification Conform Standard Appearance White Granular Assay 98.0-101.0 % Acidity â?¤ 1% Alkalinity â?¤ 1% Heavy Metals (as Pb) â?¤ 10 PPM Arsenic (as As) â?¤ 3 PPM Loss on Drying â?¤ 1% Lead â?¤ 2 PPM