# Aus BAC Supply

> Melbourne retailer of factory-sealed bacteriostatic water, sterile water and saline in their original manufacturer presentations. Aus BAC Supply does not decant, repackage or relabel them. Ships Australia-wide.

Full text of every page on this site, in one file: https://ausbacsupply.com/llms-full.txt

## Key facts
- Bacteriostatic water is sterile water containing 0.9% (9 mg/mL) benzyl alcohol, a bacteriostatic preservative that inhibits the growth of most common bacteria so a labelled multi-dose vial can be accessed repeatedly.
- Sterile water is preservative-free and is intended for a single withdrawal and discard.
- Bacteriostatic sodium chloride is isotonic 0.9% saline with benzyl alcohol as a preservative.
- Follow the vial label and manufacturer product information for storage, handling and disposal.
- These products are diluents or solvents, not ready-to-administer medicines. Never inject by themselves or self-administer. Compatibility, preparation and use must follow the supplied manufacturer information and qualified healthcare-professional direction. You must be 18+ to purchase.
- Shipping (Australia-wide): Standard $9.99, Express $14.99. Standard is free over $150; express is $5 on those orders. All amounts are in AUD; GST is not charged or included in the displayed prices. Same-day dispatch before 2pm Melbourne time on business days.
- Business: Aus BAC Supply is operated by Aus Bac Supply Pty Ltd, an Australian proprietary company, ACN 700 778 614, VIC 3150, Australia, hello@ausbacsupply.com, +61 468 034 303. Independent retailer, not affiliated with, endorsed by or an authorised distributor of any third-party manufacturer.

## Entities referenced
- Bacteriostatic water — https://ausbacsupply.com/glossary#bacteriostatic-water (defined by this site — no encyclopedia entry exists)
- Reconstitution — https://ausbacsupply.com/glossary#reconstitution (defined by this site — no encyclopedia entry exists)
- Benzyl alcohol — https://en.wikipedia.org/wiki/Benzyl_alcohol · https://www.wikidata.org/wiki/Q52353
- Water for injection — https://en.wikipedia.org/wiki/Water_for_injection · https://www.wikidata.org/wiki/Q1539975
- Sodium chloride — https://en.wikipedia.org/wiki/Sodium_chloride · https://www.wikidata.org/wiki/Q2314
- Saline (medicine) — https://en.wikipedia.org/wiki/Saline_(medicine) · https://www.wikidata.org/wiki/Q275792
- United States Pharmacopeia — https://en.wikipedia.org/wiki/United_States_Pharmacopeia · https://www.wikidata.org/wiki/Q5271952
- Vial — https://en.wikipedia.org/wiki/Vial · https://www.wikidata.org/wiki/Q894640
- Preservative — https://en.wikipedia.org/wiki/Preservative · https://www.wikidata.org/wiki/Q274579
- Tonicity — https://en.wikipedia.org/wiki/Tonicity · https://www.wikidata.org/wiki/Q925744
- Syringe — https://en.wikipedia.org/wiki/Syringe · https://www.wikidata.org/wiki/Q273318
- Isopropyl alcohol — https://en.wikipedia.org/wiki/Isopropyl_alcohol · https://www.wikidata.org/wiki/Q16392
- Asepsis — https://en.wikipedia.org/wiki/Asepsis · https://www.wikidata.org/wiki/Q723758
- Therapeutic Goods Administration — https://en.wikipedia.org/wiki/Therapeutic_Goods_Administration · https://www.wikidata.org/wiki/Q4056087

## Product categories
- [Bacteriostatic Water (BAC Water)](https://ausbacsupply.com/shop/bacteriostatic-water): Sterile water preserved with 0.9% benzyl alcohol, supplied in multi-dose vials as a diluent for compatible medicines.
- [Bacteriostatic Sodium Chloride 0.9% (BAC Saline)](https://ausbacsupply.com/shop/bacteriostatic-saline): Isotonic 0.9% sodium chloride with a benzyl alcohol preservative, supplied in multi-dose vials.

## Products
- [Starter Kit — BAC Water for Injection USP + Syringes](https://ausbacsupply.com/product/starter-kit-bac-water-syringes): Two 30 mL bacteriostatic water vials in their original manufacturer presentation, with a pack of 20 insulin syringes. From $85.19 AUD.
- [Starter Kit — Aus BAC Supply BAC Water + Syringes](https://ausbacsupply.com/product/kit-abs-water-syringes): Two 30 mL bacteriostatic water vials with a pack of 20 insulin syringes. Vials are not for injection. From $76.19 AUD. Not yet on sale — coming soon.
- [Bacteriostatic Water for Injection USP](https://ausbacsupply.com/product/bacteriostatic-water-30ml): Medical-grade bacteriostatic water (BAC water) in its original manufacturer presentation. From $36.95 AUD.
- [Bacteriostatic (BAC) Saline](https://ausbacsupply.com/product/bacteriostatic-sodium-chloride-30ml): Medical-grade bacteriostatic saline (BAC saline) in its original manufacturer presentation. From $37.95 AUD.
- [Aus BAC Supply Bacteriostatic Water](https://ausbacsupply.com/product/bac-water-abs): Bacteriostatic water in 10, 20 and 30 mL multiple-dose vials. Not for injection. From $19.95 AUD. Not yet on sale — coming soon.
- [Insulin Syringes (20pk)](https://ausbacsupply.com/product/syringes-insulin-20pk): U-100 insulin syringes, 0.5 mL with 0.01 mL graduations. For research and laboratory use only. From $21.24 AUD.
- [Alcohol Swabs (20pk)](https://ausbacsupply.com/product/alcohol-swabs-20pk): 2-ply non-woven swabs saturated with 70% isopropyl alcohol, individually wrapped. For research and laboratory use only. From $5.00 AUD.
- [Sharps Container 250mL](https://ausbacsupply.com/product/sharps-container-250ml): FITSAFE™ 250 mL screw-top sharps container with a child-resistant lid. For the safe containment and disposal of used sharps. From $14.99 AUD. Not yet on sale — coming soon.
- [Temperature-Controlled Insulin Travel Case](https://ausbacsupply.com/product/vialflask-travel-case): Actively refrigerated transport for vials and pen devices, from VialFlask. From $0.00 AUD.

## Guide topics
- [Bacteriostatic Water Basics](https://ausbacsupply.com/blog/topic/basics): What bacteriostatic water, sterile water and bacteriostatic saline actually are — composition, what the labels mean, and who manufactures them. (6 guides)
- [Bacteriostatic Water Comparisons](https://ausbacsupply.com/blog/topic/comparisons): Side-by-side comparisons of bacteriostatic water, sterile water, bacteriostatic saline and preservative-free saline — what differs and what doesn't. (5 guides)
- [Buying Bacteriostatic Water in Australia](https://ausbacsupply.com/blog/topic/buying-guide): Where to buy bacteriostatic water and saline in Australia, what it costs, and which vial size and pack quantity is actually the better value. (6 guides)
- [Storing and Handling Bacteriostatic Water](https://ausbacsupply.com/blog/topic/handling): How to store bacteriostatic water, how long a vial lasts, and what a multi-dose presentation does and does not permit. (3 guides)
- [Bacteriostatic Water Troubleshooting](https://ausbacsupply.com/blog/topic/troubleshooting): What cloudiness, particulate or discolouration in a vial actually indicates, and what to check before a vial is used. (2 guides)
- [The Chemistry Behind the Vial](https://ausbacsupply.com/blog/topic/chemistry): How the benzyl alcohol preservative works, what a USP monograph guarantees, and what the specification on a vial actually commits the manufacturer to. (2 guides)
- [Lab Supplies and Consumables](https://ausbacsupply.com/blog/topic/lab-supplies): Specification guides to the consumables sold alongside the vials — insulin syringe sizes, needle gauge, and alcohol swabs. (2 guides)

## Guides
- [Bacteriostatic Water vs Sterile Water: What's the Difference?](https://ausbacsupply.com/blog/bacteriostatic-water-vs-sterile-water): Bacteriostatic water (BAC water) vs sterile water explained in one line: bacteriostatic water contains 0.9% benzyl alcohol and is multi-dose, sterile water is preservative-free and single-use. Full comparison, plus where saline fits.
- [Benzyl Alcohol in Bacteriostatic Water: How the 0.9% Preservative Works](https://ausbacsupply.com/blog/benzyl-alcohol-in-bacteriostatic-water): Why bacteriostatic water contains 0.9% benzyl alcohol, how the preservative inhibits bacterial growth, and why it lets a sealed multi-dose vial be accessed repeatedly.
- [How to Store Bacteriostatic Water (BAC Water)](https://ausbacsupply.com/blog/how-to-store-bacteriostatic-water): How to check the label-led storage requirements for bacteriostatic water — BAC water — including whether it needs refrigeration, and how to recognise when to contact the seller or a healthcare professional.
- [Where to Buy Bacteriostatic Water (BAC Water) in Australia](https://ausbacsupply.com/blog/where-to-buy-bacteriostatic-water-australia): Where to buy bacteriostatic water — BAC water — in Australia: what to look for in a supplier, why intact manufacturer presentations and local Melbourne dispatch matter, and how to avoid repackaged water.
- [Bacteriostatic Saline (0.9% Sodium Chloride) vs Bacteriostatic Water: What's the Difference?](https://ausbacsupply.com/blog/bacteriostatic-saline-vs-bacteriostatic-water): Bacteriostatic saline — bacteriostatic sodium chloride 0.9% — and bacteriostatic water are different preserved diluents. What each one is, how the labels differ, and what to check before buying in Australia.
- [Bacteriostatic Saline vs Preservative-Free Saline: What's the Difference?](https://ausbacsupply.com/blog/bacteriostatic-saline-vs-preservative-free-saline): Bacteriostatic saline and preservative-free saline are both 0.9% sodium chloride — the difference is the benzyl alcohol preservative, and everything that follows from it: multi-dose versus single-use labelling, in-use dating and the neonatal warning.
- [What Is BAC Water? Bacteriostatic Water Explained Simply](https://ausbacsupply.com/blog/what-is-bac-water): What BAC water is, what bacteriostatic means, what's in the vial (sterile water with 0.9% benzyl alcohol), how it differs from sterile water and saline, and what to check when buying in Australia.
- [BAC Water Near Me: Can You Buy It at a Chemist in Australia?](https://ausbacsupply.com/blog/bac-water-near-me-australia): Looking for BAC water near you in Australia? Whether chemists stock bacteriostatic water, what to ask, and why most buyers use a specialist supplier with fast Melbourne dispatch and tracked Australia-wide shipping.
- [Who Makes BAC Water? The Manufacturer and the Vial Explained](https://ausbacsupply.com/blog/who-makes-bac-water): Who makes the BAC water stocked in Australia, what its controlled USP specification covers, why a diluent specification says nothing about anything dissolved in it, and what to check when buying an original presentation.
- [How Long Does Bacteriostatic Water Last? Expiry and In-Use Dating](https://ausbacsupply.com/blog/how-long-does-bacteriostatic-water-last): Bacteriostatic water carries two dates — the printed expiry on the sealed vial and a shorter in-use period once the stopper is first entered. How each one works, why the preservative doesn't extend either indefinitely, and what to do at the end of the period.
- [Sterile Water vs Distilled Water: What's Actually Different?](https://ausbacsupply.com/blog/sterile-water-vs-distilled-water): Distilled describes a purification method; sterile describes the absence of viable microorganisms. Why the two words answer different questions, why distilled water is not an injectable presentation, and where bacteriostatic water fits.
- [BAC Water Vial Sizes and Pack Quantities: Which to Buy](https://ausbacsupply.com/blog/bac-water-vial-sizes-and-pack-quantities): How to choose between a single 30 mL vial, a multi-vial pack and a manufacturer tray — why the in-use period matters more than the price per millilitre, and how shipping thresholds change the real total.
- [What Is Bacteriostatic Sodium Chloride 0.9%?](https://ausbacsupply.com/blog/what-is-bacteriostatic-sodium-chloride): Bacteriostatic sodium chloride explained: what the 0.9% refers to, what benzyl alcohol does, how it differs from plain saline and from bacteriostatic water, and how the Australian presentation is supplied.
- [Cloudy After Reconstitution: What Cloudiness Actually Tells You](https://ausbacsupply.com/blog/cloudy-after-reconstitution): Why a solution can turn cloudy, hazy or milky after a diluent is added — what light scattering indicates, how to tell persistent haze from transient bubbles, and why the inspection outcome is the same in every case.
- [Cloudy Bacteriostatic Water: What to Check Before You Use the Vial](https://ausbacsupply.com/blog/cloudy-bacteriostatic-water): What a bacteriostatic water vial should look like, how to inspect one properly, which appearance concerns are real and which are artefacts of the glass, and what to do with a vial that doesn't pass.
- [What Are Peptides? And Why Bacteriostatic Water Keeps Coming Up](https://ausbacsupply.com/blog/what-are-peptides): What peptides actually are, why so many arrive as freeze-dried powder in a vial, and why bacteriostatic water is mentioned alongside them so often — a plain-English explainer with the Australian context.
- [Bacteriostatic Water for Peptides in Australia: What to Know Before You Buy](https://ausbacsupply.com/blog/bacteriostatic-water-for-peptides-australia): Why peptide users look for bacteriostatic water, what the manufacturer's multi-dose vial actually is and is not, and the checks that matter when buying it in Australia — without any preparation instructions.
- [Where to Buy Bacteriostatic Saline (0.9% Sodium Chloride) in Australia](https://ausbacsupply.com/blog/where-to-buy-bacteriostatic-saline-australia): What to check before buying bacteriostatic sodium chloride in Australia — why chemists rarely stock it, how to tell an original manufacturer presentation from a decanted one, and what a legitimate Australian seller publishes.
- [Bacteriostatic Saline vs Sterile Water: Two Differences, Not One](https://ausbacsupply.com/blog/bacteriostatic-saline-vs-sterile-water): Bacteriostatic sodium chloride and sterile water for injection differ in both tonicity and preservation. Why that makes them the easiest pair to confuse, and what each vial's labelling actually permits.
- [What Is Sterile Water for Injection?](https://ausbacsupply.com/blog/what-is-sterile-water-for-injection): Sterile Water for Injection explained: what the monograph requires, why the vial is single-dose, why it is never given without a solute, and how it differs from saline, distilled water and irrigation water.
- [Insulin Syringe Sizes Explained: Units, Gauge and Length](https://ausbacsupply.com/blog/insulin-syringe-sizes-explained): What the numbers on an insulin syringe mean — barrel capacity in units, needle gauge, needle length, and what U-100 actually refers to. A specification guide, not a usage guide.
- [How Many Times Can You Use a Multi-Dose Vial?](https://ausbacsupply.com/blog/how-many-times-can-you-use-a-multi-dose-vial): “Multi-dose” on a vial label permits repeated access — it does not set a number of uses. What actually limits a bacteriostatic water vial, why no maximum entry count is printed anywhere, and how a single-dose presentation differs.
- [How to Read a Bacteriostatic Water Vial Label](https://ausbacsupply.com/blog/how-to-read-a-bacteriostatic-water-vial-label): Every line on a bacteriostatic water label is there for a reason — composition per millilitre, dose designation, lot, expiry, manufacturer and the USP claim. What each one tells you, and which discrepancies mean don't use the vial.
- [What Does USP Mean on a Vial?](https://ausbacsupply.com/blog/what-does-usp-mean-on-a-vial): USP after a product name is a conformity claim, not decoration. What the United States Pharmacopeia is, what a monograph actually fixes, and how a USP claim differs from “pharmaceutical grade”, BP and lab grade.
- [Alcohol Swabs: Why 70% Isopropyl and Not 100%](https://ausbacsupply.com/blog/alcohol-swabs-70-percent-isopropyl-explained): The strongest alcohol is not the most effective antiseptic. Why 70% isopropyl is the standard concentration on a swab sachet, what the remaining 30% water is for, and what the foil wrapper is protecting.
- [Bacteriostatic Water Prices in Australia: What Drives the Cost](https://ausbacsupply.com/blog/bacteriostatic-water-price-australia): What you actually pay for bacteriostatic water in Australia comes down to four things: vial volume, pack quantity, shipping, and whether the vial is an original manufacturer presentation. How to compare sellers on landed cost per usable millilitre.

## Reference & policies
- [FAQ](https://ausbacsupply.com/faq)
- [Glossary of terms](https://ausbacsupply.com/glossary)
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