30% hydrogen peroxide (often called "industrial strength" or "lab grade") is significantly more potent than the 3% solution found in first-aid aisles. It is primarily available through , scientific supply companies , and specialty agricultural or hydroponic shops . Where to Buy 30% Hydrogen Peroxide Online General Retailers :
: A common source for technical and ACS (American Chemical Society) grade solutions in various sizes, from quarts to gallons. Specialty Chemical & Lab Suppliers : where can you buy 30 hydrogen peroxide
or Sigma-Aldrich : These are primary sources for research-grade chemicals, though they often require a business or lab affiliation to purchase. 30% hydrogen peroxide (often called "industrial strength" or