This is a non-toxic, environmentally safe VCI product that does not contain nitrite or phosphate inhibitors. Based on all organic components, VpCI®-641 has the ability to protect at extremely low concentration levels. It is safe, economical to use and easy to dispose of.

It contains a combination of contact and vapor phase corrosion inhibitors capable of protecting even partly filled spaces.

VpCI®-641 is formulated to protect metals from corrosion caused by fresh water. The most typical application is the addition of VpCI®-641 to water during hydrotesting. In some cases, it can be utilized in cooling systems filled with fresh water.

For long-term post application protection, please use in combination with VpCI powders.