Description The HAZCHEM – Sodium Hydroxide UN 1824 Sign is designed to identify corrosive substances, warning against the risks of chemical burns and damage. With its clear Class 8 symbol and UN number, it ensures easy recognition during storage and transport. As part of safety & warning signs, this durable design helps maintain compliance and protect workers in hazardous environments. Safety signs available standard in either of the below materials: ACM, 4mm Aluminum composite panel with pre-drill corner holes for easy fixing. SAV, self-adhesive vinyl heavy duty outdoor / indoor vinyl pre-cut for easy application. Other materials available on request: Reflective 2mm aluminum sheet Whiteboard laminate Core flute Magnetic