Pure water tank: This product is suitable for pharmaceutical preparations, hospitals need to store water company.1. According to customer requirements, the product material may use 304 or 316L. 2. According to customer requirements, this product volume is available from 10L-20T. 3. According to customer requirements, the outer surface of the product may be drawing or light. 4. This product is part of vertical water storage tank. Unresolved issues please contact us, thank you!!!