Flourish Trace， 2 L / 67.6 fl. oz.</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Trace elements for the planted aquarium</li><li>Supplies a broad range of trace elements demonstrated to be necessary for proper plant heath and growth</li><li>Trace elements are normally depleted by utilization， oxidation， and precipitation; thus making regular restoration of trace elements important</li><li>May be used with Flourish; for best results use both Flourish and Flourish Trace</li><li>250 milliliters treats 50 US gallons for 2 to 4 months</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41u6c9RZFFL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/312DV-NubAL.jpg' noproxy></br>