Premium quality, 1.5 mL tubes
- Leak tested to 20,000 RCF
- Attached lid
- Uniform lid membrane thickness
- Frosted writing area
Attached lids provide a tight leakproof seal, can be easily opened and allow trouble-free piercing. Tubes are leak tested to 20,000 RCF for 20 minutes at 20°C with an aqueous solution. Tubes are packaged in two bags of 500 tubes per case, except for 2591L95.