Why choose Lambda?
Know where your Bacteriostatic Water is produced, what’s tested, and where to find the documentation.
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Independent third-party testing
Independently tested for benzyl alcohol content, pH, sterility, and endotoxins, with published results you can review.
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Original reports, easy to find
Search our CoA library by batch, report number, or laboratory, and open the original PDF.
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Proudly produced in Lake Zurich, Illinois
Know where your Bacteriostatic Water comes from, with a direct line to the team behind it.
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Exclusively in glass
Our water comes in glass vials, whether you order a single pack or buy in bulk.
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Pack sizes for your work
Choose 1, 2, 3, 4, or 6 vials, or contact us about wholesale quantities.
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Same-day fulfillment
Orders placed before 2 PM CST Monday–Friday or noon CST Saturday are processed the same day. All others are fulfilled by the next business day.
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Choose your quantity.
Find the right pack for your work.
The Lambda standard
Four markers.
Independent testing.
Third-party testing, with the results published openly. Explore the original reports, methods, and testing details in our CoA library.
Sterility
Checks for microbial growth under the laboratory’s test conditions.
Endotoxins
Measures bacterial endotoxin levels in the tested sample.
Benzyl alcohol
Measures the concentration of the preservative in our water.
pH
Measures the solution’s acidity and alkalinity.
See each CoA for the tested batch, methods, results, and testing scope.
Explore the CoA libraryQuality documentation
Certificate of Analysis library
Find your batch, review its results, and open the original laboratory report.
Batch 03-08
Reconstitution Solution 30mL
Laboratory / report
Chromate
Report 40366
Analyzed
Analyzed
Latest published
Test results
| Analysis | Reported result |
|---|---|
| Benzyl alcohol | 0.924% |
| pH | 6.247 |
| Sterility | Pass |
| Endotoxins | <0.25 EU/mL |
About this report
Analysis and report date: October 3, 2026. Sample received September 21, 2026. Results apply to batch 03-08.
Methods: RP-HPLC UV; USP <72> BacT/ALERT; kinetic chromogenic LAL.
Verify with the laboratory (opens in a new tab)The original PDF contains the complete report.
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Match the batch number on your vial to the report. Results apply to the sample identified in each document.
Can’t find your batch? Contact usWholesale & bulk
More vials.
A direct conversation.
For laboratories, businesses, and larger orders. Tell us what you need and we’ll help with quantities, bulk pricing, and order arrangements.
Ask about bulk pricingOr email admin@lambdawater.com
Which pack sizes are available?
Choose from packs of 1, 2, 3, 4, or 6 vials.
How do I find the CoA for my batch?
Open the CoA library and enter the batch or lot number printed on your vial. Each entry shows the laboratory, date, testing scope, and original PDF. If you cannot find your batch, contact us for help.
When will my order ship?
We ship Monday through Saturday. Our order cutoffs and full shipping details are on the FAQ page. Tracking is provided when your order ships.
Can I order in bulk?
Yes. Contact us with the quantity you need for bulk pricing and order arrangements.
For research use only. All products are intended for research, laboratory, or analytical purposes only. Not approved or formulated for human or animal use.