This is because the FDA regulates the testing and approval of drugs, but not how doctors use drugs to treat their patients
Acetic acid (0.1%) or dilute HCl Can be used sparingly for highly hydrophobic peptides
Products referenced are sold strictly for laboratory research use only and are not licensed medicines in the UK
Chang, C.-H., Tsai, W.-C., Hsu, Y.-H., & Su Pang, J.-H
Easier to Measure (Larger, clearer syringe units) Smaller Injection (Less fluid, higher concentration) References Wang W
1 2 3 4 "Microbial production of vitamin B12: a review and future perspectives"