Streck Cell Preservative®
Streck Cell Preservative is an easy-to-use liquid preservative that maintains white blood cell integrity and the antigenic sites of biological samples, allowing CD markers to be recovered through flow cytometric analysis. It preserves peripheral and cord blood samples, surgical tissue samples, bone marrow and fine needle aspirates. Samples treated with Streck Cell Preservative can be maintained for up to 7 days prior to analysis by flow cytometry.
Ordering Information
Description | Catalog Number |
---|---|
6 x 1.0 mL | 213350 |
50 x 1.0 mL | 213355 |
2 x 10.0 mL | 213358 |
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Citations
Resources
Cyto-Chex® Reagent Stabilizes Bone Marrow Cells and their Antigen Expression Profiles for Extended Analysis Using Flow Cytometry
Streck Cell Preservative is formerly known as Cyto-Chex
Cyto-Chex stabilized CD markers on the lymphocytes in bone marrow samples for up to 72 hours. The flow cytometric diagnosis is …

Instructions (IFU)
Certificates
- Streck Cell Preservative CoC Lot 1074 2023-03-15
- Streck Cell Preservative CoC Lot 1186 2023-07-05
- Streck Cell Preservative CoC Lot 1298 2023-10-25
- Streck Cell Preservative CoC Lot 2045 2024-02-14
- Streck Cell Preservative CoC Lot 2157 2024-06-06
- Streck Cell Preservative CoC Lot 2269 2024-09-26
- Streck Cell Perservative CoC Lot 3016 2025-01-16
- Streck Cell Preservative CoC Lot 3128 2025-05-08
Product Information
Application – Technical Notes
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Flow Cytometry Products
Based on Streck’s proprietary cell-stabilization technology, we offer a comprehensive line of positive procedural controls and cellular stabilization products for immunophenotyping by flow cytometry. Our unique quality controls provide assay values for both normal and abnormal leukocyte populations and reference values for both intracellular and surface markers. Our cellular stabilization products are designed to preserve samples for extended periods while easing handling concerns and allowing for room temperature storage, cold chain-free shipping and batch processing.
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