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It is very hygroscopic in the anhydrous form, and sparingly soluble in water (1:80)
Until you locate a sharps container, you can set aside an empty glass or plastic bottle and properly label it to avoid confusion of it being thrown out as normal trash
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Use one alcohol wipe to wipe the surface of the vial or ampule and a different wipe for your skin
[23] Antivitamin B 12 compounds (often synthetic B 12 analogues) not only have no vitamin action, but also actively interfere with the activity of true vitamin B 12
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