All Products
Free shipping on orders over $49.
9 products, all in our own US warehouse.
Water Treatment
Keeping water in a tank drinkable for years, and sanitizing the tank it sits in — with chlorine dioxide, the disinfectant US municipal systems have used since 1944.
Save $13.00Purogene Drinking Water Preserver — 4 oz
4.6110 ratings on Amazon
In stock, ships today
Save $31.00Best sellerPurogene Drinking Water Treatment — 16 oz
4.766 ratings on Amazon
In stock, ships today
Save $20.00Purogene Water Treatment Preserver — 128 oz
4.437 ratings on Amazon
In stock, ships today
ClO₂ Kits
Two bottles. A few drops of each, three minutes to react, then water — and you have as much chlorine dioxide as you need, at the strength the job calls for.
Lab Supplies
The self-sealing, flexible film that closes a flask, wraps a joint and keeps moisture where it belongs — stocked in the standard widths, in depth, and priced by the case for schools and labs.
- Ships from our own stock, usually the next working day
- Free shipping over $49 — $5.99 below it
- Thirty days to return it unopened
- Card handled by Stripe; we never see the number
Buying by the case
Schools, laboratories and resellers: a quote, an invoice against a purchase order and a W-9 the same day — from Exact Sales LLC, the same people who pack the boxes.