Transport, sample or store liquids and dry materials with these space-efficient bottles that feature excellent chemical resistance to most acids, bases and alcohols. Thermo Scientific™ Nalgene™ Rectangular HDPE bottles with Closure take up less shelf space than traditional round bottles. HDPE bottles have a sturdy wall construction with straight sides and a wide mouth for easy filling. Made only from high-quality, laboratory-grade, plastic materials for dependably low leachables and extractables. This product is ACT Labeled by My Green Lab to enable data-based sustainable product purchasing decisions.