Wheat Specification hard red winter wheat, grade 2 for bread: Moisture content: 13% max. Specific weight: 78 kg/hl min. Gluten content: 27% min. Protein content: 12.5% min. Falling number: 250 sec. Min. Test weight: 74 lb./bushel Damaged kernels: 5% max. Heat damaged kernels: 0.25% max. Foreign matter: 1% max. Origin: argentina.