OxyClean and clones

[Dr_Jeff]

What is the percentage of Sodium Percarbonate in OxyClean and the generic clones?
On Amazon, I have found Sodium Percarbonate 99.9% ten pounds for $32

 

[Dr_Jeff]

Never mind, the Google Machine says - These calculations suggest that OxiClean consists of 34.1% sodium carbonate and 65.9% sodium percarbonate. Based on our simple experimental methods, OxiClean contains approximately 21% hydrogen peroxide by mass, which is in close agreement with the company's reported 18%