“Results are reproducible, the product is reliable and easy to use. The customer service has always been responsive and helpful.”
SelectScience Community Member review of CD-Chex Plus
We offer a comprehensive line of positive procedural controls and cellular stabilization products for immunophenotyping by flow cytometry. Our CD-Chex® quality controls provide you with assay values for various leukocyte populations, intracellular and surface markers, and our cellular stabilization products allow you to preserve samples for extended periods of time, eliminating the need for cold-chain shipping or immediate processing.
Replicates a patient sample
Quality
Superior assay values
Meet industry standards
Streck’s portfolio of flow controls provides expansive coverage for your lab’s quality control needs. Numerous markers are available to cover HIV/Stem Cell enumeration, and preliminary/add-on panels for Oncohematology and Immunology QC testing.
cCD3
CD1a
CD2
CD3
CD4
CD5
CD7
CD8
CD10
CD11b
CD11c
CD13
CD14
CD15
CD16
CD16·CD56
CD19
CD20
CD22
CD23
CD25
CD26
CD30
CD33
CD34 (Abnormal)
CD34 (Progenitor)
CD38+ / CD45+
CD38+ / CD45-
CD41
CD45
CD56
CD57
CD58
CD61
CD64
CD71
CD79a
CD103
CD117
CD138
cLambda
FMC7
Granulocyte
HLA·DR
Kappa / CD19
Lambda / CD19
Lymphocyte
Monocyte
MPO
TCR α/β
TCR γ/δ
TdT
WBC
A positive flow cytometry control for CD103, CD30, CD38, CD56, CD138 and cytoplasmic Lambda expression…
A flow cytometry control that provides assay values for CD117, CD25 and CD71 on abnormal and total leukocytes…
A three-level process control for enumerating CD34 positive cells by flow cytometry. It requires no dilution and…
A positive procedural control for T-lymphocyte, B-lymphocyte and NK cell enumeration and features two clinically…
A positive flow cytometry control for CD26, CD41, CD57, CD58, CD61, CD64, CD79a, FMC7, MPO, TCR α/β and TCR γ/δ expression…
A positive procedural control that provides reference values for TdT, CD1a, CD2, CD4, CD5, CD7, CD8, CD34 and cytoplasmic CD3. This control contains several…
A direct draw blood collection tube that maintains cellular morphology and surface antigen expression, including cluster of differentiation (CD) markers, prior to…
An easy-to-use liquid preservative that maintains white blood cell integrity and allows CD markers to be measured through flow cytometric analysis.