The Thermo Scientific Nalgene Economy narrow-neck bottles made of PPCO with a cap are particularly suitable for general use when more robust bottles are not absolutely necessary. These bottles made of polypropylene copolymer are lighter-weight versions of the Nalgene Lab Quality bottles. Properties: Economical and recyclable, developed for single use Translucency allows easy viewing of the liquid level Caps without inlays offer absolute leak protection, without the need to use an inlay that crumples and causes leakage or can contaminate the reagents Autoclavable / Leak-proof † Note: Completely empty threads and remove caps before autoclaving. Included in delivery: closures made of polypropyleneMeer tonenMinder tonen