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Bacteriostatic Water is a sterile water solution containing 0.9% benzyl alcohol as a preservative to help inhibit bacterial growth

The cation alone has a MW of ~159.21 g/mol, but the functional reagent supplied is the salt (MW 286.11 g/mol)

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This matters for dosing because beta-3 receptor sensitivity varies throughout the day and in response to nutritional status

This guide covers every realistic option in 2026: retail pharmacies like CVS and Walgreens, online marketplaces like Amazon, and dedicated online suppliers