Praxair Inc. (NYSE: PX), Danbury, CT, is notifying customers in the United States, Mexico and Canada of price increases of up to 15 percent for bulk nitrogen, oxygen, argon, hydrogen, carbon dioxide and facility fees, effective January 1, 2018. Price adjustments may be higher or lower than this range in accordance with contract provisions.

Individual price adjustments may be higher or lower depending upon the product purchased and the customer’s contract provisions. The adjustments are in response to rising energy, distribution and labor costs.

Praxair notified bulk liquid helium customers worldwide of increases in helium prices in November.