Chemical resistance testing
10/19/1993 REPORT NO. 93-3981
Shimel and Sor Testing Laboratories, Inc., Cedar Grove, NJ.
Laboratory Testing of Penetron Waterproofing Materials for Chemical Resistance
Result: The Penetron treated concrete was found to be resistant to acidic and alkaline conditions ranging between pH values of 3 to 11. The untreated concrete (control) had surface weathering when exposed to pH of 3, rain water chlorides and sulfate solutions.