... has greater biological activity than that of its soluble(1,3/1,4)beta glucan counterparts(oat,barley).The differences between ... interleukin-3(1L-3),respectively.Specification: ItemCriteriaItemCriteriaAppearanceLight yellow powderAsh, % ≤5.0Particle size100% pass 80 meshPb, mg/kg ≤2.0β-Glucan ... 70.0As,mg/kg ≤3.0Protein, % ≤5.0Hg,mg/kg ≤1.0Moisture,% ≤5.0Cd,mg/kg ≤1.0This products has been exported to USA ...