This 37% UPC lab-grade formaldehyde is a premium product, now packaged in durable, chemical-resistant plastic bottles to ensure safe shipping and storage. Renowned for its unmatched longevity, formaldehyde is perfect for preservation needs, lasting centuries, unlike formalin, which only preserves for about six months. We offer fast and reliable shipping, though we currently only ship to the lower 48 continental United States. As a trusted online seller since 1998, we take pride in delivering high-quality products at unbeatable prices. Stock up today with confidence—this product is long-lasting and will not spoil!