Bacteriostatic water pack sizes
One product, 10ml vials, sold in 6 quantities. The vial is the same in every pack — sealed, multi-dose, and supplied as a laboratory and research diluent. Only the number of vials and the price per vial change.
A single vial is £5.99. The 100-vial pack brings that down to £2.75 a vial, which is the lowest unit price on the site.
- Free UK delivery over £30
- Secure checkout by Stripe
- UK price match guarantee

Choose a pack
Single vial
£5.99
£5.99 per vial
A first order, a one-off requirement, or topping up a shelf that is nearly bare.
View this pack →
5 vialsMost popular
£21.99
£4.40 per vial · saves 27%
The standing repeat order — ongoing work at a steady, modest rate of use.
View this pack →
10 vialsStock up
£34.99
£3.50 per vial · saves 42%
Steady, continuing use — a working stock rather than a purchase.
View this pack →
20 vials
£64.99
£3.25 per vial · saves 46%
A laboratory or workshop covering months of continuing use in one order.
View this pack →
50 vials
£149.99
£3.00 per vial · saves 50%
Laboratory procurement, teaching facilities and workshops buying a term or a quarter at a time.
View this pack →
100 vialsBest per vial
£274.99
£2.75 per vial · saves 54%
Wholesale and repeat institutional supply, where unit price and continuity of stock are the deciding factors.
View this pack →
Compare every size
Per-vial and per-millilitre prices for all 6 packs, on one basis. Saving is measured against buying the same vials one at a time.
Prices last changed 2026-09-07.
Buying at volume?
The wholesale page sets out the pack economics, the order ceiling and how to ask for a quote above it. Free UK delivery on orders of £30 or more.