Novolin 30R (Isophane Protamine Biosynthetic Human Insulin Injection)
Molecular Formula: C257H383N65O77S6
Molecular Weight: 5808
Appearance: White or almost white suspension
Should be evenly dispersed, after shaking. There are rod-shaped crystals under the microscope, and the vast majority of the crystal size should be 1 ~ 20μm.