Guides

BAC Water and Reconstitution Guides

Plain-language guides to bacteriostatic water and the math behind peptide reconstitution. Stuck on a word? Every term is explained in the peptide glossary.

Peptide Reconstitution for Beginners

Reconstituting a peptide means adding bacteriostatic (BAC) water to the freeze-dried powder in a vial so it dissolves into a liquid you …

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Best BAC Water for Peptides

The best BAC water for peptides is a sealed, in-date vial clearly labeled as bacteriostatic water with 0.9% benzyl alcohol, a lot …

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How to Reconstitute Peptides

To reconstitute peptides, you add a measured volume of bacteriostatic water to the freeze-dried peptide vial and let the powder dissolve. The …

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BAC Water to Peptide Ratio Chart

How much BAC water you add to a peptide vial is your choice; it only sets the concentration. Concentration is vial mg …

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What Is BAC Water?

BAC water (bacteriostatic water) is sterile water with 0.9% benzyl alcohol added as a preservative. For peptides, it is the liquid used …

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BAC Water vs Sterile Water

Sterile water for peptides is plain Sterile Water for Injection with no preservative; it is labeled single-dose, so the unused portion is …

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BAC Water vs Saline

BAC water is sterile water with 0.9% benzyl alcohol; normal saline is 0.9% sodium chloride, sold both as a preservative-free single-dose product …

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BAC Water Storage & Shelf Life

Unopened bacteriostatic water is good until the expiration date printed on the vial, as long as it is stored as the label …

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Bacteriostatic Water Vial Sizes

Bacteriostatic water is sold in vials from about 1 mL up to 30 mL, with 10 mL and 30 mL the most …

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Reconstitution Solution vs Bacteriostatic Water

Not always. “Reconstitution solution” is a general name for any sterile liquid used to dissolve a powder, while bacteriostatic water is one …

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U-100 Syringe Units to mL

On a U-100 syringe, 100 units equal 1 mL, so 1 unit is 0.01 mL. To convert units to mL, divide by …

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mg to Units on a Syringe

There is no single number of units in 1 mg, because units measure volume, not weight. On a U-100 syringe, units = …

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mg to mcg Conversion

1 milligram (mg) equals 1,000 micrograms (mcg). To convert mg to mcg, multiply by 1,000; to convert mcg to mg, divide by …

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How to Check Peptide Calculator Math

To check peptide calculator math, divide vial mg by water mL for concentration, then multiply vial mg by 10 and divide by …

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