... and Suggested ApplicationsKP60-25F(60% minimum protein, 25% minimum IgG) is a microfiltration-sterilized , reduced fat , Freeze-dried ... that maintains the greatest degree of biological activity of IgG in the colostrum. The colostrum used to produce KP60-25F ... milk , creamy Physical and chemical indicators Test Specification Protein , % ≥ 60 IgG , % ≥ 25 Moisture , % ≤ 5 Fat , % ≤ 5 Acidity , ° T ≤ ...