Ends can be sealed by flame, sealing clay or patented caps

·Manufactured from low-taper, soft glass

·Tubes are packed in plastic vials with reclosable snap-lock caps to maintain cleanliness

·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

·Length: 75mm

·Inner diameter: 1.1 to 1.2mm

·Wall: 0.2mm ±0.02mm

·100 Tubes per Vial