Wuxi Nest Sample Vials Screw Cap with Sealing Ring, Flat Cap, Blue, Sterile Bag Package, 500 pcs/pack, 4 packs/case, 2000 pcs/case , 633981B

Sterile Wuxi Nest screw-cap sample vial with sealing ring and flat (external) cap in blue designed for collection, preservation and transport of biological samples. The vial assembly is supplied in bag packaging at 500 pcs per pack, 4 packs per case (2000 pcs/case) and is intended for applications such as proteomics, genomics, drug development, virus sampling and general laboratory sample storage and handling. The product is manufactured from transparent polypropylene meeting USP Class VI standards and features a silicone O-ring in the cap to provide secure sealing during storage and transport.

Key Features:

• Cap style: screw cap with sealing (silicone) ring, flat/external cap, blue.
• Packaging: sterile, bag package; 500 pcs/pack, 4 packs/case (2000 pcs/case).
• Material: transparent polypropylene (PP) meeting USP Class VI standards, free of heavy metal ions.
• Temperature tolerance: -80°C to 121°C.
• Leakproof: meets ADR & IATA negative pressure test (-0.95 bar) with no liquid leakage.
• Centrifuge resistance: withstands up to 20,000 x g.
• Design: knurled vial body for one-handed tightening.

Advantages:

• Secure sealing provided by silicone O-ring reduces risk of sample leakage during transport and storage.
• USP Class VI polypropylene construction supports use in sensitive workflows (proteomics, genomics, drug research).
• High centrifugal strength and wide temperature tolerance enable use across freezing, refrigeration and high-speed centrifugation conditions.
• Colored flat caps (blue) allow fast visual identification and standardized coding of sample types.
• Bulk sterile bag packaging (500/pack, 4 packs/case) facilitates laboratory inventory management and large-scale sample processing.