1.Content: 50/60/70% 2.free samples 3.SGS,ISO9001:2008,GMP 4.packing:25kg PP bag or 25kg Kraft bag Specification: 1, Choline Chloride content: 50% min or 60% min or 70% min.2, Appearance: Yellow-brownish free flowing powder. 3, Particle size(20 mesh): 95% min passes. 4, Packing :Normally in 25kg/ paper bags with PE liners 5, Cotainer loading:1*20' full container loads 18tons 6, Storage: Store in ...