DI Water Direct

Premium Deionized Water by the Gallon

ASTM D1193 Type II Certified. Laboratory Grade. Delivered to Your Door.

1 GALLON DEIONIZED WATER ASTM D1193 TYPE II ≥ 1.0 MΩ·cm

ASTM Type 2 DI Water (1 Gallon)

Our deionized water is produced via a multi-stage purification process to exceed the rigorous ASTM Type II standards. It is the "workhorse" grade for laboratories, providing the perfect balance of purity and value.

  • Resistivity: > 1.0 MΩ·cm
  • Conductivity: < 1.0 µS/cm
  • Total Organic Carbon: < 50 ppb
  • COA included with every batch
$17.50
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Laboratory Certified

Don't settle for "grocery store" distilled water. Our DI water is tested and certified to meet laboratory specifications, ensuring your results remain consistent.

Fresh Production

DI water can degrade over time. We ship fresh batches to ensure you receive water at its peak resistivity and lowest contaminant levels.

The Purity Gap

Learn why standard deionization isn't always enough. Read about The Purity Gap and how we bridge it.