DIL-A Isotone Solution

Introduction DIL-A Isotone Solution

The DIL-A Isotone solution, produced by the leading company Dymind, is a highly precise and specialized diluent designed and optimized exclusively for the 5-part differential Dymind DH-73 and DH-76 platforms.

The most fundamental requirement of a cell counter analyzer for accurate blood component measurement is a calibrated liquid medium with uniform osmotic pressure. The DIL-A Isotone solution, produced by the leading company Dymind, is a highly precise and specialized diluent designed and optimized exclusively for the 5-part differential Dymind DH-73 and DH-76 platforms. Supplied in large 20-liter jugs by Sima Polymer Arya, this reagent serves as the main hydraulic medium for the instrument. By providing a homogeneous suspension phase, it fully preserves cell morphology and membrane integrity throughout the analysis process.

Hydraulic and Biochemical Applications of DIL-A Solution

During every Complete Blood Count (CBC) test cycle, this strategic diluent performs the following key functions in the instrument:

• Homogeneous Whole Blood Sample Dilution: Reduces blood cell density to facilitate individual cell counting in optical and impedance apertures, preventing false coincidence errors.

• Osmotic Pressure and Isotonic Environment Stabilization: Prevents unwanted entry or exit of water across cellular membranes, avoiding hemolysis or shrinkage of erythrocytes and leukocytes.

• Stable Electrical Conductivity Supply: Creates a calibrated ionic environment for current transmission and precise cellular dimension measurement based on electrical impedance methodology.

• Fluidic Circuit Cleaning and Flushing: Continuously rinses fluid lines, the sampling probe, and chambers between tests to eliminate carry-over.

Technical Specifications and Compatibility Table

Operational Benefits in High-Throughput Laboratories

• Economical 20-Liter Volume: The high, optimized volume of Dymind DIL-A significantly reduces jug replacement frequency in high-workload medical centers, ensuring continuous automation.

• Minimizing Background Counts: Precise filtration during manufacturing prevents microscopic suspended particles, keeping the background count of sensitive platelet (PLT) and white blood cell (WBC) channels at zero.

• Full Biological Compatibility: Has no negative effect on cellular volume indices, guaranteeing excellent reproducibility in MCV, RDW, and hematocrit calculations.

Technical Limitations, Maintenance Tips, and Operational Interferences (E-E-A-T)

Hematology department supervisors must manage the following technical requirements to maintain diagnostic data accuracy:

• Solvent Evaporation Interference: Due to the long-term connection of the 20-liter jug to the device, loose port fittings or an open air seal lead to gradual water evaporation and increased salt concentration. This alters osmotic pressure, shrinking RBCs and falsely lowering MCV index readings.

• Turbidity and Microbial Contamination Risk: Isotonic solutions provide a favorable medium for bacterial and fungal colony growth. If unsterile air enters the jug, microorganism proliferation occurs; the optical system of the DH-73/76 instrument misidentifies them as cells, artificially elevating WBC and PLT counts.

• Extreme Sensitivity to Temperature Shifts: The solution must be stored strictly at 2 to 30 °C. Sub-zero temperatures or chemical precipitation from excessive heat alter the liquid's ionic structure, causing spontaneous cell lysis in the counting chamber during testing.

Lab Staff FAQs

1. What role does the osmotic stability of DIL-A solution play in generating 5-part scattergrams on DH-73/76 instruments?
   Advanced 5-part Dymind auto-analyzers rely on light scatter patterns and individual cell volume to differentiate leukocytes. If the osmotic pressure of DIL-A diluent shifts due to evaporation or improper storage, trans-membrane water movement occurs, altering native leukocyte volumes. This disrupts cluster boundary separation on the 3D scattergram and compromises differential accuracy.

2. How can ionic and electrical stability degradation in a 20-liter DIL-A jug be prevented during winter?
   This diluent must not be stored in cold environments below 2 °C. Extreme cold alters the electrolyte structure and reduces calibrated electrical conductivity. To prevent this interference, store the jug within standard environmental ranges and allow it to warm gently to room temperature before connecting it to the instrument's fluidic platform.

3. What are the early signs of particulate or microbial contamination in DIL-A Isotone solution?
   The primary indication is the instrument failing its daily Background check in the PLT and WBC channels. Additionally, any cloudiness, visible turbidity in the 20-liter jug, or unexplained fluctuations in daily Quality Control (QC) results serve as definitive evidence of reagent spoilage or contamination.

Price Query and Purchase of Dymind DIL-A Isotone Solution

Maintaining calibration and operational accuracy in Dymind 5-part cell counters depends on utilizing original, standard diluents. To buy Dymind DIL-A Isotone solution 20L jug and inquire about prices for the specialized Dymind DH-73 / DH-76 reagent menu, contact the sales specialists at Padina Vista. This product is provided with guaranteed authenticity, supplied directly through the Sima Polymer Arya distribution chain to clinical laboratories nationwide.

Technical Specifications محلول ایزوتون DIL-A

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