Energy prices declined 1% on the month in March, while capital goods prices were down 0.8%, the data showed.
Prices in the durable and intermediate goods sectors each inched up 0.2% on the month, while consumer goods prices advanced a meager 0.1%.
In annual terms, industrial prices rose 4.5% in March, boosted by higher prices in all sectors, the data showed.
Consumer goods prices increased 7.8% in March from the year-earlier month, while energy prices rose 6.1% on the year. Prices of capital and durable goods increased by 2.7% each, while intermediate goods prices were up 2.2% compared with March 2012.
International industry prices edged down 0.7% on the month in March and were up 1.8% compared with the same period of 2012, INS data showed.