Linearity Calibrators

Quality control materials designed to establish the reportable range and analytic linearity of an analysis system.

1 – 15 of 44 results

R&D Systems™ HemoScreen Linearity Kit

Customized HemoScreen Linearity Kit includes 5 levels for calibration verification.

Pricing & Availability

Streck CD-Chex™ CD34

CD-Chex CD34 is a three-level process control for enumerating CD34 positive cells by flow cytometry. It requires no dilution and provides reference values similar to levels found in bone marrow, cord blood and mobilized patient samples.

Pricing & Availability
Specifications

Type	CD34 Flow Cytometry Control
Stability	30 Days Open, 90 Closed Vial
For Use With (Equipment)	Flow cytometer
Shelf Life	3 Months
Intended Use	Used as a complete process control when evaluating CD34 positive cells

Streck CD-Chex TdT™ Plus Assay

CD-Chex TdT Plus is a positive procedural control that provides reference values for TdT, CD1a, CD2, CD4, CD5, CD7, CD8, CD34 and cytoplasmic CD3. This control contains several markers designated as rare flow antigens by CAP.

Pricing & Availability
Specifications

Type	CD-Chex TdT™ Plus Assay
For Use With (Equipment)	BD Biosciences and Beckman Coulter flow cytometry systems

Streck Retic-Chex™ Linearity

Retic-Chex Linearity for BC is designed to establish the reportable range and linearity of Beckman Coulter™ hematology analyzers that report the reticulocyte parameter.

Pricing & Availability
Specifications

Type	Linearity

Streck Cell-Chex™ Cell Body Fluid Control

Cell-Chex is a multi-level manual cerebrospinal and body fluid control for evaluating the accuracy and precision of hemacytometer RBC and WBC counts, urate and CPPD crystal identification and manual WBC differential procedures.

Pricing & Availability
Specifications

Type	Cell Body Fluid Control
Content And Storage	2°C to 10°C
For Use With (Equipment)	A hemacytometer or WBC differential counts using a cytocentrifuge smear
Intended Use	Body fluid procedural control for RBC and WBC counts, crystal identification and WBC differentiation

Streck Cell Preservative™

Cell Preservative is an easy-to-use liquid preservative that maintains white blood cell integrity and allows CD markers to be measured through flow cytometric analysis. Cell Preservative stabilizes peripheral and cord blood samples, surgical tissue samples, bone marrow and fine needle aspirates for up to 7 days prior to analysis by flow cytometry.

Pricing & Availability
Specifications

Type	Cell Preservative
Content And Storage	18°C to 30°C
For Use With (Equipment)	Flow cytometer
Color	Clear
pH	≈7.2
Shelf Life	7 Days
Intended Use	Easy to use liquid preservative that stabilizes cell morphology and preserves cellular Antigen expression of WBC for up to 7 days

Streck A1c-Cellular™ Linearity Material

A1c-Cellular Linearity is a ready-to-use linearity product that tests the entire HbA1c procedure, including the lysing of the red blood cell. It is assayed on the top HbA1c chemistry analyzers and provides instrument-specific target values and expected ranges.