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Two reagents

Bacteriostatic and sterile water for laboratories

Two specifications, nothing more. Both are filtered at 0.2 µm, tested lot by lot and shipped with a Certificate of Analysis. Supplied in 3 mL and 10 mL vials for laboratory and research use.

Type I glassBorosilicate vial
Flip-off sealTamper-evident
NordBac bacteriostatic water laboratory reagent, 10 mL vial
01 · Bacteriostatic water

One specification. Every lot.

USP-grade water with 0.9% w/v benzyl alcohol added as a bacteriostatic agent. Every lot is made to one fixed specification. None leaves until its batch tests are complete.

  • Benzyl alcohol, 0.9% w/v Limits microbial growth through repeated laboratory handling
  • Clear and colourless Checked by eye and tested lot by lot
  • Fully traceable Batch number and expiry printed on each vial
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Specification sheet

Bacteriostatic water, in numbers.

What is in the vial

GradeLaboratory reagent
CarrierUSP-grade water
AdditiveBenzyl alcohol 0.9% w/v
AppearanceClear, colourless
pH4.5 – 7.0
ContainerType I borosilicate glass

Testing and storage

FiltrationSterile-filtered, 0.2 µm
Batch testingAppearance, pH, identity
Storage20–25°C, away from light
Shelf life24 months — see COA
ClosureBromobutyl stopper, flip-off cap
DocumentationCOA + batch/expiry per order
Values shown are typical. The Certificate of Analysis supplied with each lot is the binding reference. Laboratory reagent for Research Use Only (RUO); not for human or veterinary use. The buyer is responsible for confirming suitability for its own laboratory application.
02 · Sterile water

Water only. Nothing added.

USP-grade water, filtered sterile at 0.2 µm, with no preservative. A single-component reagent for laboratory and research work that calls for water without additives.

  • Preservative-free USP-grade water and nothing else
  • 0.2 µm sterile filtration Appearance and pH tested on every lot
  • Identical vials and paperwork 3 mL or 10 mL, with a COA for each lot
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Sterile water, in numbers

GradeLaboratory reagent
CompositionUSP-grade water, no preservative
AppearanceClear, colourless
pH5.0 – 7.0
FiltrationSterile-filtered, 0.2 µm
Fill volumes3 mL · 10 mL
ContainerType I borosilicate glass
DocumentationCOA + batch/expiry
Vial sizes

3 mL or 10 mL. Two fills, no extras.

Bacteriostatic and sterile water share the same two vials.

NordBac 3 mL laboratory water reagent vial
Small fill

3 mL vial

Sized for low-volume reagent stock. Less goes unused when only a few millilitres are needed.

Fill volume3 mL
Pack options25 / 50 / 100
ContainerType I glass
NordBac 10 mL laboratory water reagent vial
Most ordered Repeat handling

10 mL vial

Our standard size. In the bacteriostatic version, 0.9% benzyl alcohol keeps microbial growth in check over repeated laboratory handling.

Fill volume10 mL
Pack options10 / 50 / 200
ContainerType I glass
Price list

Per-vial prices for the EU, in euro.

One price per vial, set by size. Order at least 50 vials of each size. Larger volumes are priced on request, and the rate improves.

3 mL
€4.80 / vial

Minimum 50 vials

  • COA with every lot
  • 0.2 µm filtered, tested per lot
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Most common
10 mL
€7.80 / vial

Minimum 50 vials

  • COA and batch dossier
  • Priority dispatch
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Minimum 50 vials per size · one flat €19.50 shipping rate within the EU · volume pricing on request.

Clear water. Clear records.

Ask for the current COA and a quote.

Within one business day we confirm stock, send the latest Certificate of Analysis and set up your order.

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