Cortec® has announced its newest corrosion inhibitor for hydrostatic testing, which is certified to meet ANSI/NSF Standard 61 for use in hydrotesting of drinking water system components. VpCI®-649 HP is a specialty concentrated liquid formulation that contains contact and vapor-phase corrosion inhibitors, a hard water stabilizer, and an organic dispersing agent. VpCI®-649 HP protects against corrosion at dosages as low as 0.3 percent by weight and has an extremely low chloride impact for use in systems with tight chloride restrictions. VpCI®-649 HP is primarily intended for corrosion protection during hydrotesting.


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