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CitriSurf 77 is a high quality blend of chemicals formulated for the cleaning and passivation of stainless steel products
It is widely used within the HVAC industry or wherever low toxicity
environmentally heat transfer fluids are needed
0 percent food grade propylene glycol plus food grade corrosion inhibitors
If there is rust on the surface that must be removed
DOWFROST Premix 50/50 Concentrate Size:5 gallon pail CitriSurf 77 is a highA formulation of 96. 0 percent food grade propylene glycol plus food grade corrosion inhibitors. Solutions of this in water provide freeze protection to below 50C ( 60F) and burst protection to below 73C ( 100F). It is made entirely from food grade raw materials conforming to FDA CFR 21 and NSF guidelines and is acceptable for use as a heat transfer fluid where there is possibility of incidental food contact.
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