These 3in. x 4in. self-adhesive vinyl labels use a high-tack acrylic adhesive and UV cured screen printing. Color coded to conform to refrigerant labeling convention. Each label indicates the type of refrigerant (eg. R-11), the chemical name (eg. Trichloromonofluromethane) and the UN No. (eg. UN 1078). Avoid costly mistakes by properly identifying the type of refrigerant contained in recovery cylinders and air conditioning and refrigeration equipment. R-421A Refrigerant ID Labels, pack of 10 Primary UOM: PK Order Multiple: 1 Packaging Metrics Customs Tariff Classification Packaging Metrics Item UPC/SCC Width (in) Height (in) Depth (in) Weight (lbs) Sell Units per Unit 0095247149711 4.25000000 0.25000000 6.25000000 0.20000000 Case 30095247149712 10.0000000 16.0000000 10.0000000 18.0000000 100 Master Case 0 0.00000000 0.00000000 0.00000000 0.00000000 0 Pallet 0 0.00000000 0.00000000 0.00000000 0.00000000 0 Customs Tariff Classification HS Code Country of Origin NAFTA Preference Criterion NAFTA Producer Index 4821.10.0000 US C N1