Description
Closure Color: Blue
Additive: None
Unit Size: Pack of 200
• Ends can be sealed by sealing clay or flame
• Manufactured from low-taper, soft glass
• Red band on tube indicates heparinization; blue band indicates nonheparinized tube
• Interior surface of heparinized tubes is evenly coated with ammonium heparin (4 to 7 USP units), which will not interfere with sodium determination
• Taper does not exceed 0.0254mm in 75mm
• Available plain or heparinized with not less than 2 USP units of ammonium heparinate
• Color-coded tube tips and labels
• Packaged in Fisher Scientific™ shaker-top vials for ease in dispensing