Description

Hemoglobin A2 Yokoshima is a specialized biochemical reference material used for analytical calibration and quality control. This compound is critical for ensuring the accuracy and reliability of diagnostic and research assays targeting hemoglobin variants. It is primarily utilized by manufacturers of in-vitro diagnostic (IVD) kits, clinical research laboratories, and quality control departments within the biotechnology and pharmaceutical sectors.

Application

• Primary Standard for Diagnostic Calibration: Serves as a precise calibrator in HPLC, capillary electrophoresis, and immunoassay systems for quantifying Hemoglobin A2 levels.
• Quality Control Material: Used in the production and validation of commercial IVD kits for thalassemia screening and hemoglobinopathy diagnosis.
• Clinical Research & Method Development: Essential for developing and verifying new analytical methods in hematology and clinical chemistry research.
• Proficiency Testing: Employed by external quality assessment (EQA) schemes to evaluate the performance of clinical laboratories.
• Biochemical Reference: Acts as a high-purity reference compound for spectroscopic studies and structural analysis of hemoglobin.

Basic Information

Product Name	Hemoglobin A2 Yokoshima
CAS No.	101800-49-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Hb A2 (Yokoshima); Hemoglobin A2 Variant; Hemoglobin A2 Yokoshima variant; Yokoshima Hemoglobin A2; CAS 101800-49-1; Hemoglobin subunit delta variant; Diagnostic hemoglobin standard
EINECS	Contact for details

Quality Control

Our Hemoglobin A2 Yokoshima is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including purity assay and identity confirmation, to ensure it meets the exacting standards required for diagnostic and research applications. Certificates of Analysis (COA) detailing lot-specific results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store at -20°C or below. Avoid repeated freeze-thaw cycles. Handle under controlled, dry conditions to maintain integrity.

Specification

Item	Specification
Appearance	Lyophilized powder
Identification (HPLC/CE)	Conforms to reference standard
Purity (Assay)	≥ 95% (by HPLC)
Solubility	Soluble in specified aqueous buffer
Protein Content	Determined by UV-Vis
Endotoxin	< 1.0 EU/mg

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.