Screw Cap with Silicone Washer for Sample Tubes with External Threads (#'s: 6030-6059), Gray, 1000/CS Total, Globe Scientific, 6137A

Sample Tube, 1.2 mL, External Threads, Polypropylene (PP), Conical Bottom, Self-Standing (Caps Sold Separately), 1000/CS Total, Globe Scientific, 6030

Features:

• Sample tubes designed for storage and transport of biological material
• Produced from non-toxic polypropylene (PP) offering high degree of strength and clarity
• External threads which provide smooth, uniform inner surface reducing risk of contamination
• Polypropylene (PP)
• Autoclavable (121 °C) in an upright position with caps loosened
• Withstand temperatures from -196 °C to +121 °C
• Available in self-standing with round bottoms (Model 6030 is self-standing with conical bottom) or plain round bottom tubes
• Round bottom tubes can be centrifuged up to 17,000g
• Non-graduated
• Caps must be purchased separately
• Compatible screw caps are also made of polypropylene, providing same coefficient of expansion as tubes
• This along with polypropylene inner lip ensures leakproof seal, even at changing temperatures
• Caps feature long skirt and super-fast thread design that allowing removal or sealing with single turn
• Caps available with or without silicone washers and in variety of colors