Inter Parfums, Inc., New York, announced net sales for the first quarter were up 55.3% to $58.4 million, compared to $37.6 million in the first quarter of 2003. At comparable foreign currency exchange rates, net sales increased 40%.Inter Parfums has raised its 2004 sales guidance to $222 million, which includes its recently acquired majority interest in men’s spa and skin care product line Nickel S.A., and is maintaining its net income guidance of $15.8 million, as Nickel is not expected t...