Universal Precaution Sign View cart “5 Biohazard Labels for Secondary Containment (3″H x 2-1/4″W)” has been added to your cart. $0.00 Notification for use of Universal Precautions Universal Precaution Sign quantity Add to cart Categories: Biological Safety Supplies; Complimentary; Posters, Stickers, and Signage Related products Animal Allergy Bird Poster Read more Razor Blade Holder Read more Animal Allergy Mouse Poster Read more Animal Allergy Ferret Poster Read more