The VERZONE Digest Catalog by Daiwa Kasei features Volatile Corrosion Inhibitors (VCIs). Crystal #130-K provides high-diffusibility, fast-acting rust prevention for steel and large machinery (20g/1000L, 1-2 years). ECO Super K offers non-toxic, eco-friendly protection for steel and zinc (1g/20L). GREEN SH-K is a multi-metal VCI (2g/15L), free from hazardous substances, protecting ferrous and non-ferrous metals. These three are JIS-Z-1519 compliant. SG-Powder specializes in long-lasting non-ferrous metal protection (3g/20L or 20g/150L), adhering to JIS-Z-1535. All products are user-friendly, protect hard-to-reach areas, and are effective without anti-rust oil.