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| Product Name | LDL - Cholesterol Direct Liquid Reagent Kit |
| Catalog No. | BLTR-0004 |
| Description | This LDL - cholesterol direct liquid reagent kit uses a selective clearance method for direct and accurate quantitative detection of LDL - C in serum and plasma. It has excellent precision, low interference, and is suitable for studying LDL - C's role in cardiovascular disease development |
| Test Target | Low - Density Lipoprotein Cholesterol (LDL - C) |
| Methodology | Direct enzymatic (selective clearance) |
| Measurement Range | 2.59-12.93 mmol/L (100-500 mg/dL) |
| Sample Type | Serum, plasma |
| Assay Time | 15 min at 37°C |
| Wavelength | 500 nm |
| Linearity | 2.59-12.93 mmol/L |
| Precision (Intra-assay CV) | ≤2.5% |
| Precision (Inter-assay CV) | ≤3.5% |
| Stability (Unopened) | 18 months at 2-8°C |
| Stability (Opened) | 28 days at 2-8°C |
| Stability (Reconstituted) | 10 days at 2-8°C |
| Interference (Hemoglobin) | ≤500 mg/dL (no significant interference) |
| Interference (Bilirubin) | ≤20 mg/dL (no significant interference) |
| Interference (Lipemic) | ≤1000 mg/dL (no significant interference) |
| Reagent Composition | Polyethylene glycol modified enzymes, cholesterol esterase, cholesterol oxidase, peroxidase, 4 - aminoantipyrine |
| Reagent Form | Liquid |
| Reagent Volume | R1: 2×45 mL; R2: 2×20 mL |
| Calibration Type | External calibration |
| Calibration Levels | 4 levels |
| Incubation Temperature | 37°C |
| Detection Instrument | Clinical chemistry analyzer |
| Application | Quantitative determination of LDL - C in serum/plasma for research on the relationship between LDL - C and atherosclerosis |
| Cross - Reactivity | No cross - reactivity with HDL, chylomicrons |
| pH Range | 7.0-7.5 |
| Shelf Life | 18 months |
| Storage Condition | Store unopened at 2-8°C; opened reagents at 2-8°C, use within 28 days |
For research use only, not for clinical use.
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