Use opened bottles within the window noted on your batch label
Sergey Terushkin, MD, FACS
Appl Microbiol Biotechnol 101(5):21312141 Wilson AC, Thompson HJ, Schedin PJ, Gibson NW, Ganther HE (1992) Effect of methylated forms of selenium on cell viability and the induction of DNA strand breakage
(2010) published in The American Journal of Clinical Nutrition, a shortage of foods rich in vitamin B12, like animal products, can result in a deficiency
use a 1 mL syringe Vial setup 1,000 mg + 5 mL Concentration 200 mg/mL Selected amount 25 mg Draw volume 0.125 mL U-100 units 12.5 units Syringe note Fits a 0.5 mL syringe Vial setup 1,000 mg + 5 mL Concentration 200 mg/mL Selected amount 50 mg Draw volume 0.25 mL U-100 units 25 units Syringe note Fits a 0.5 mL syringe Vial setup 1,000 mg + 5 mL Concentration 200 mg/mL Selected amount 75 mg Draw volume 0.375 mL U-100 units 37.5 units Syringe note Fits a 0.5 mL syringe Vial setup 1,000 mg + 5 mL Concentration 200 mg/mL Selected amount 100 mg Draw volume 0.50 mL U-100 units 50 units Syringe note Fits a 0.5 mL syringe Confirm the actual final mixed volume before using any concentration or syringe-unit calculation