Rentech Nitrogen Partners LP ( RNF) is a provider of clean energy solutions and nitrogen fertilizer, to own, operate and grow its nitrogen fertilizer business. This stock is trading up 4.3% at $30.28 in recent trading. Today's Volume: 675,000 Average Volume: 341,022 Volume % Change: 281%. From a technical perspective, RNF is ripping to the upside here with heavy volume. This move has already pushed RNF into breakout territory, since the stock has moved above some near-term overhead resistance at $29.49. Traders should now look for the next major breakout trade to trigger for RNF if it can manage to take out its all-time high of $30.39 with high-volume. At last check, RNF has hit an intraday high of $30.68 and volume is well above its three-month average action of 341,022 shares. Traders should now look for long-biased trades if RNF can sustain a move or close above $30.39 to $30.68 with volume that's near or above 341,022 shares. If we get that action soon, then RNF could easily trade up towards $35 or higher in the near future. To see more stocks rising on unusual volume, check out the Stocks Rising On Unusual Volume portfolio on Stockpickr. -- Written by Roberto Pedone in Winderemere, Fla.