The Swemed Direct LDL Cholesterol Reagent Kit 50 ml is a professional clinical biochemistry reagent intended for the direct quantitative measurement of LDL cholesterol (LDL-C) in suitable laboratory specimens.
Unlike calculated LDL approaches, a direct LDL assay measures LDL cholesterol using a reagent-based analytical method. Swemed identifies its Direct LDL Cholesterol product as a Direct Enzymatic Assay using a Selective Detergent Method. The manufacturer describes the reagent system as liquid-stable and ready to use, with linearity up to 400 mg/dL.
This 50 ml pack is suitable for professional pathology laboratories, diagnostic centres, hospitals, lipid laboratories and clinical chemistry facilities using compatible programmable open-system semi-automatic or fully automatic biochemistry analysers, subject to individual analyser application validation.
| Product Detail | Information |
|---|---|
| Product Name | Direct LDL Cholesterol Reagent Kit |
| Brand | Swemed Diagnostics |
| Pack Size | 50 ml |
| Test Parameter | LDL Cholesterol / LDL-C |
| Method | Selective Detergent Method |
| Assay Type | Direct Enzymatic Assay |
| Reagent Format | Liquid Stable |
| Preparation | Ready to Use |
| Linearity | Up to 400 mg/dL |
| Clinical Category | Lipid Profile / Clinical Chemistry |
| Analyser Compatibility | Compatible Open-System Fully Automatic & Semi-Automatic Biochemistry Analysers |
| Intended Use | Professional In Vitro Diagnostic Use |
| Seller | Microsidd India |
| Website | microsidd.com |
| Location | Bangalore / Bengaluru, Karnataka, India |
Swemed's current product catalogue specifically identifies Direct LDL Cholesterol – Selective Detergent Method, describing it as a direct enzymatic assay with liquid-stable ready-to-use reagents and linearity up to 400 mg/dL.
Swemed also states that the Direct LDL reagent is designed with component-lot interchangeability and performance aligned with the manufacturer's stated NCEP criteria.
LDL cholesterol is one of the principal lipid parameters assessed in cardiovascular-risk evaluation and lipid-profile testing.
Routine lipid profiles commonly include:
A Direct LDL Cholesterol assay may be useful when a laboratory wishes to measure LDL-C directly rather than relying only on a calculated LDL value.
Direct LDL measurement may be particularly relevant in laboratory workflows where calculated LDL is unsuitable or where the laboratory protocol specifically calls for a direct LDL-C assay.
| Direct LDL Cholesterol | Calculated LDL Cholesterol |
|---|---|
| Measured using a reagent-based laboratory assay | Derived mathematically from other lipid values |
| Uses a dedicated LDL reagent system | Requires Total Cholesterol, HDL and Triglycerides |
| Provides an independently measured LDL value | Accuracy depends on the calculation and input values |
| Can be used according to validated laboratory protocol | May have limitations in selected samples |
| Requires analyser programming | Requires validated calculation rules |
The laboratory should follow its own validated SOP and current clinical guidelines when deciding whether to report direct or calculated LDL cholesterol.
Swemed identifies the Direct LDL assay as a:
Selective Detergent Method
and classifies it as a:
Direct Enzymatic Assay.
The selective reagent chemistry is designed to enable direct determination of LDL cholesterol without first requiring manual precipitation or calculation from other lipid results.
According to Swemed's current catalogue, the Direct LDL Cholesterol reagent offers:
Swemed states that its Direct LDL Cholesterol reagent is designed to show no interference from the following under the manufacturer's validated conditions:
Laboratories should nevertheless follow the current package insert supplied with the actual reagent lot because interference limits depend on the validated analytical conditions.
The manufacturer states:
Linearity up to 400 mg/dL.
Samples exceeding the validated measuring range should only be handled according to the current Swemed Instructions for Use and the laboratory's validated procedure.
Swemed describes the Direct LDL Cholesterol reagent system as:
Liquid Stable – Ready to Use
This can simplify routine lipid-testing workflows by reducing reagent preparation steps.
The Swemed Direct LDL Cholesterol reagent can be incorporated into compatible programmable open-system clinical chemistry analysers, subject to the instrument supporting the required LDL application.
Suitable system categories include:
The laboratory must verify the exact:
using the current Swemed Direct LDL application sheet or package insert before routine patient testing.
The Direct LDL reagent works naturally alongside Swemed's other lipid reagents.
| Lipid Parameter | Swemed Reagent |
|---|---|
| Total Cholesterol | Swemed Cholesterol Reagent |
| Triglycerides | Swemed Triglycerides Reagent |
| HDL Cholesterol | Swemed Direct HDL Cholesterol Reagent |
| LDL Cholesterol | Swemed Direct LDL Cholesterol Reagent |
This gives laboratories the ability to build a more comprehensive Swemed lipid-testing portfolio.
| Feature | Direct LDL | Direct HDL |
|---|---|---|
| Parameter | LDL Cholesterol | HDL Cholesterol |
| Assay Type | Direct Enzymatic | Direct Enzymatic |
| Method | Selective Detergent | Accelerator Selective Detergent |
| Manufacturer-Listed Linearity | Up to 400 mg/dL | Up to 180 mg/dL |
| Role | Direct LDL-C measurement | Direct HDL-C measurement |
Swemed lists both Direct LDL and Direct HDL as direct enzymatic lipid assays in its current clinical-biochemistry portfolio.
| Buyer Type | Typical Application |
|---|---|
| Pathology Laboratories | Routine lipid profiles |
| Diagnostic Centres | Direct LDL-C estimation |
| Hospital Laboratories | Clinical chemistry |
| Cardiology Laboratories | Lipid investigations |
| Preventive Health Centres | Cardiovascular risk profiles |
| Diabetes Centres | Metabolic and lipid testing |
| Endocrinology Laboratories | Lipid profile assessment |
| Clinical Chemistry Laboratories | Direct LDL analysis |
| Medical Institutions | Teaching and diagnostic use |
| Laboratory Distributors | Professional reagent procurement |
Microsidd India supplies lipid-profile reagents, biochemistry reagents and professional laboratory products from Bangalore / Bengaluru, Karnataka.
The Swemed Direct LDL Cholesterol Reagent Kit 50 ml is suitable for pathology laboratories, diagnostic centres, hospitals, cardiology laboratories and clinical chemistry facilities requiring a direct LDL-C assay.
The product can be ordered through microsidd.com, subject to stock availability and delivery serviceability.
Explore the Swemed Diagnostics Collection for Swemed clinical biochemistry reagents:
https://microsidd.com/collections/swemed-diagnostics
Explore the broader Biochemistry Reagents Collection:
https://microsidd.com/collections/bio-chemistry-reagents
This Direct LDL product should also be internally linked with:
Also available with other Swemed lipid-profile reagents including Total Cholesterol, Triglycerides and Direct HDL Cholesterol.
Once this Direct LDL product is published, your existing Swemed Lipid Profile Combo can also be expanded or a second Complete Lipid Profile Combo – Cholesterol + Triglycerides + Direct HDL + Direct LDL can be created.
Relevant professional buyer searches include:
| Entity | Details |
|---|---|
| Product | Direct LDL Cholesterol Reagent Kit |
| Brand | Swemed Diagnostics |
| Pack Size | 50 ml |
| Analyte | LDL Cholesterol / LDL-C |
| Method | Selective Detergent Method |
| Assay Type | Direct Enzymatic |
| Linearity | Up to 400 mg/dL |
| Clinical Category | Lipid Profile |
| Product Category | Laboratory Reagents |
| Subcategory | Biochemistry Reagents |
| Analyser Compatibility | Compatible Open-System Fully Automatic & Semi-Automatic Analysers |
| Intended User | Professional Laboratory |
| Seller | Microsidd India |
| City | Bangalore / Bengaluru |
| State | Karnataka |
| Country | India |
| Website | microsidd.com |
The Swemed Direct LDL Cholesterol Reagent Kit 50 ml is a professional clinical chemistry reagent used for direct quantitative LDL cholesterol testing.
It uses the Selective Detergent Method.
Yes. Swemed describes the product as a Direct Enzymatic Assay.
The manufacturer states up to 400 mg/dL.
Yes. Swemed describes the Direct LDL reagent system as liquid stable and ready to use.
This Microsidd listing is for 50 ml.
It can be used on compatible open-system semi-automatic biochemistry analysers after application programming and laboratory validation.
It can be used on compatible open-system fully automatic biochemistry analysers that permit third-party reagent applications.
No. Direct LDL is one lipid parameter and is commonly used together with Total Cholesterol, Triglycerides and HDL Cholesterol.
| Specification name | Specification Value |
|---|---|
| Chemical grade | Reagent, Laboratory |
| Color pattern | White |
| Product certifications & standards | CDSCO, ISO |
| Test method | Lab analysis |
| Test sample | Blood |
