Plain Blood Collection Tube

Medical-grade 13×100mm plain vacuum blood collection tubes with no additives, available in PET and glass materials. Features special inner surface treatment to prevent hemolysis, maintains serum integrity for clinical testing. Complete clot retraction in 1.5-2 hours, centrifugation at 3500-4000 rpm. ISO9001, ISO13485, and CE certified with flexible OEM/ODM options.

Red top plain tube for serum biochemistry and serology tests. Features micronized clot activator for rapid clotting. Available in 13x75mm, 13x100mm, and 16x100mm sizes with 1-10ml draw volume. PET material ensures durability and sample integrity. Compatible with mainstream analyzers.

Sterile glass or plastic tube with red cap, no additive. Available in 1ml-10ml sizes with CE and ISO certifications. Ideal for serum testing in clinical labs. Custom OEM options supported.

Plain red top tube with no additives for unaltered serum testing. Ideal for blood bank and reference labs. Available in 1-10ml volumes, glass or PET. OEM and custom sizes supported. High quality at competitive prices.

Our additive-free red top tubes allow natural blood clotting for pure serum samples. Available in glass or PET, 1-10ml volumes, and multiple sizes. Ideal for baseline lab tests. OEM and custom options supported with fast global shipping.

High-quality plain vacuum blood collection tube for biochemistry and serology tests. Red cap, no additive. Available in glass or PET, 1-10ml volume, multiple sizes. OEM and custom options supported. Reliable manufacturer with competitive pricing.

High-quality SST tube with gel separator for serum separation in biochemistry and immunology tests. Available in 1-10ml volume, 13x75mm size, glass or PET material. OEM and custom options supported.

Red plain tube for serum biochemistry and immunology tests. Available in 1-10ml volumes with glass or PET material. OEM and custom sizes offered. High quality, low MOQ, and fast global shipping.

High-quality plain tube for biochemistry and serology. Available in glass or PET, 1-10ml volume, custom sizes. No additive ensures pure serum. OEM supported. Durable, reliable for medical testing.

Plain red top tube for serum collection in biochemistry and immunology tests. Available in 1-10ml volumes with glass or PET material. OEM and custom sizes supported. High quality at competitive factory price.

Plain tube for biochemistry, immunology and serology tests. Available in 1-10ml volume, 13x75mm, 13x100mm, 16x100mm sizes. Glass or PET material. OEM and custom options supported. High quality, competitive pricing.

High-quality plain vacuum tube for serum separation in biochemistry and immunology tests. Available in glass or PET, 1-10ml volumes. OEM and custom sizes supported. Durable, non-contaminated, and cost-effective from a certified manufacturer.

High-quality plain tube for biochemistry and serology tests. Available in 1-10ml volumes with red cap. Made of glass or PET. No additive ensures pure serum. OEM and custom sizes supported. Reliable for medical use.

High-quality plain serum tube for biochemistry and immunology tests. No additive ensures pure serum. Available in 1-10ml, 13x75mm to 16x100mm. OEM and custom sizes supported. Reliable manufacturer with 20+ years experience.

High-quality plain red vacuum blood collection tube for biochemistry and serology tests. Available in 1-10ml volumes with custom sizes. Made from glass or PET. OEM and ODM supported. Reliable manufacturer with 20+ years experience.

High-quality plain tube for biochemistry and serology tests. Available in glass or PET, 1-10ml volume. OEM supported. Reliable manufacturer with export certifications.

High-quality plain vacuum blood collection tube for biochemistry and serology tests. Available in 1-10ml volume, glass or PET material, with red cap. No additive ensures pure serum. OEM and custom options supported.

High-quality plain tube for biochemistry, immunology, and serology testing. Available in glass/PET, 1-10ml volume, and multiple sizes. OEM and custom options supported. Reliable manufacturer with competitive pricing.

High-quality vacuum blood collection tube for serum separation. Available in glass or plastic, 1-10ml volume. No additives ensure pure specimen. Durable, sterile, and certified for export. Custom sizes and bulk orders supported.

High-quality 5ml plain blood collection tubes with red cap, no additive. Ideal for serum biochemistry and serology tests. Features clot activator for rapid clotting. Available in 13x75mm, 13x100mm, and 16x100mm sizes. Durable PET or glass construction. Custom options and OEM available.