New from Asynt, black polypropylene tubes with recessed HDPE lids to prevent leaking. These tubes are sterile and RNase/Dnase free and are available currently in either 15ml or 50ml sizes. Part number: ASY/1500-BK = Pack of 50 x 15ml Part number: ASY/5000-BK = Pack of 50 x 50ml
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