One PU (Papain Unit) is defined as that quantity of enzyme that liberates the equivalent of 1μg of tyrosine per hour under the conditions of the assay

With a formula that's high in protein

Dogs only (6 months or older)

Use only Chuckit UltraRings manufactured for use with this product

door frames

Maximum Transparent Stain & Sealant in One, Cedar Natural Tone, 1-Gallon Brand_Equiderma One PU (Papain Unit) isOlympic Maximum Cedar Natural Tone, Transparent, Acrylic Oil Resin, Gallon, 100 VOC. Is a stain & sealant in one for exterior wood surfaces including pressure treated wood, decks, siding, fences, railings and outdoor wood furniture. Penetrating formula that beautifies and protects the wood surface.