CVR Partners LP, Sugar Land, Texas, reported a first-quarter net loss of $21 million on sales of $75 million, versus the year-ago loss of $6 million and $91.9 million, respectively. Overall, the company reported lower prices for its main products—UAN and ammonia. While total sales volumes were up, ammonia volumes increased to 54,000 st from the year-ago 36,000 st, while UAN was off slightly at 284,000 st from 288,000 st.