Many other oxyanions form complexes; these include copper(II) acetate, copper(II) nitrate, and copper(II) carbonate. Copper(II) sulfate forms a blue crystalline pentahydrate, the most familiar copper compound in the laboratory. It is used in a fungicide called the Bordeaux mixture.
CBSA has tools available to avoid border wait times at our 26 busiest land border crossings. The Current Border Wait Times table displays wait times for reaching the CBSA primary inspection booth when crossing the Canada/U.S. land border and is updated hourly. [More]
What you'll need for border crossings on your trip depends on where you're going: 1  Travel to/from the United States: see United States: Crossing the Border for requirements, or Know Your Border (an official U.S. Customs and Border Protection web site).