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Streck Retic-Chex™ II Stains and Controls

Retic-Chex™ II is an assayed, whole blood control that can be used for both manual and automated reticulocyte counting methods. The control resembles the appearance of patient samples and is available in three clinically significant levels.

Supplier:  Streck 285104

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Catalog No. 23-046569

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Retic-Chex II Controls

  • Manufactured from human red blood cells.
  • Provides a Positive Control for laboratory quality control procedure requirements.
  • Packaged in a 1.0mL fill plastic squeeze dropper vials, Retic-Chex II offers 75-day closed-vial stability and 14-day open-vial stability
  • Use to verify precision and accuracy for automated methods, including: Beckman Coulter™ STKS/ MAXM, HmX, LH 500 Abbott CELL-DYN™ 3500/3700/4000
  • A manual assay is also provided, Miller Ocular/Two Slide



Plastic Squeeze Dropper Vial
Retic-Chex™ II Hematology Control, Level 1
4 x 1 mL
1 Year
2°C to 10°C
Beckman Coulter™ STKS™, MAXM™, HmX, LH 500, Abbott CELL-DYN™ 3500 and 3700
For laboratory quality control procedure requirements
Human Reticulocytes


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