Lab Oil 100 from Heatbath Corp. is dry-to-the-touch over phosphate coating, low in toxicity, has improved emulsification and high corrosion resistance. The product is designed for manufacturers of metal products requiring rust or corrosion protection. According to the company’s press release, emulsions of the oil can withstand 240+ hours of salt spray per ASTM B-0117 when applied over zinc phosphated steel panels. Maximum corrosion protection is achieved when concentration is maintained at 20-30% by volume. In addition, this oil is tolerant of alkaline or acid contamination when either is encountered in black oxide or phosphating cycles. Recommended operating temperature is 140-180 degrees and concentration ranges from 5-30%. The typical immersion time is 1-2 minutes and tanks can be mild steel, heated with steam, gas or electric heaters.