Tubes offer a substantial reduction or elimination of light penetration to contents, enabling their use for storage of light-sensitive materials and applications for light-sensitive reactions.

• Polypropylene construction
• Amber tint protects light-sensitive materials
• Molded graduations
• Clear marking space for sample identification

Constructed of amber pigmented polypropylene, these conical-bottom tubes feature molded graduations, a clear marking space for sample identification, and blue screw caps. All tubes are supplied sterile.