Malaria P.f. Rapid Test Device – Whole Blood Malaria Pf Antigen Rapid Test

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Malaria P.f. Rapid Test Device – Whole Blood Malaria Pf Antigen Rapid Test
Details
Malaria P.f. Rapid Test Device is a rapid chromatographic immunoassay designed for the qualitative detection of circulating Plasmodium falciparum (P.f.) antigen in human whole blood.
The test is based on a membrane immunoassay principle. When the specimen contains P.f. antigen, a colored line appears in the test region. A control line indicates that sufficient specimen has been added and that the test has performed properly.
The test can be performed using either fingerstick whole blood or venipuncture whole blood, providing a practical solution for rapid malaria screening in professional testing environments.
For professional in vitro diagnostic use only.
Category
Tropical & Vector-Borne Disease Tests
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Description

 

Specifications

 

 

Item

Specification

Product Name

Malaria P.f. Rapid Test Device

Model / Cat. No.

MAL-W21-F

Detection Target

Plasmodium falciparum (P.f.) Antigen

Specimen Type

Whole Blood

Specimen Source

Fingerstick Whole Blood / Venipuncture Whole Blood

Test Method

Rapid Chromatographic Immunoassay

Test Type

Qualitative

Result Interpretation

Visual

Sample Volume

5 μL whole blood

Buffer Volume

3 drops, approx. 180 μL

Reading Time

10 minutes

Maximum Reading Time

20 minutes

Storage Temperature

2–30°C

Shelf Life

Until the expiration date printed on the sealed pouch

Intended Use

Professional in vitro diagnostic use

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Test Principle

 

The Malaria P.f. Rapid Test is a qualitative membrane-based immunoassay. During testing, the whole blood specimen reacts with the dye conjugate pre-coated on the test device. The mixture migrates through the membrane by capillary action. If P.f. antigen is present, a colored line appears in the test region.

A separate control line serves as an internal procedural control, confirming appropriate specimen volume and membrane wicking.

How to Use

 

Step 1 - Prepare the Test: Allow the test device, specimen and buffer to reach room temperature (15–30°C). Remove the device from the foil pouch and use as soon as possible; best results are obtained when the assay is performed within 1 hour.

Step 2 - Add Sample: Transfer 5 μL of whole blood to the specimen well, then add 3 drops of buffer (approximately 180 μL) and start the timer. With the disposable dropper, draw to the fill line (approximately 5 μL), transfer to the specimen well, then add 3 drops of buffer to the buffer well.

Step 3 - Read the Result: Read at 10 minutes. Do not interpret after 20 minutes.

 

Result Interpretation

 

 

Positive: C line + T line. Two colored bands appear, one in the control region (C) and one in the test region (T).

Negative: C line only. One colored band appears in the control region (C), with no band in the test region (T).

Invalid: No C line. Repeat the test using a new test device.

Note: T-line intensity may vary with P.f. antigen concentration. Any visible color in the test region should be considered positive according to the package insert.

Key Advantages

 

 

• P.f. Antigen Detection - Qualitative detection of Plasmodium falciparum antigen in whole blood.

• Whole Blood Compatible - Supports fingerstick and venipuncture whole blood.

• Rapid Results - Visual result interpretation at 10 minutes.

• Simple Operation - Requires a small whole-blood sample and buffer.

• Built-in Procedural Control - Control line checks specimen volume and membrane migration.

• Professional IVD Use - Intended for professional in vitro diagnostic use.

 

Specimen Collection & Storage

 

 

Fingerstick Whole Blood: Clean and dry the hand, puncture with a sterile lancet, wipe away the first drop, and gently massage to obtain a blood drop. Test immediately after collection.

Venipuncture Whole Blood: Store at 2–8°C for up to 2 days if needed. For longer-term storage, keep below −20°C. Frozen specimens should be completely thawed and mixed well. Do not freeze and thaw repeatedly more than three times.

Storage & Stability

 

 

• Store the kit at 2–30°C.

• Keep the test device sealed in the original foil pouch until use.

• Do not freeze.

• Humidity and temperature can adversely affect results.

• Do not use beyond the expiration date printed on the sealed pouch.

 

Data Validity / Performance

 

 

Performance Parameter

Result

Relative Sensitivity

100%

Relative Specificity

99.7%

Accuracy

99.7%

Correlation with Microscopic Analysis

99.7%

The package insert reports comparison with traditional thick or thin blood smear microscopic analysis, using 367 clinical specimens.

Precision: Intra-assay testing used 10 replicates of twelve negative, low-positive and high-positive specimens; negative and positive values were correctly identified >99% of the time. Inter-assay precision was evaluated using the same specimen groups across independent assays and different lots.

Important: This is a qualitative test and should not be used to determine quantitative P.f. antigen concentration or its rate of increase. Results should be interpreted with other available clinical information.

 

OEM / Customization

 

 

OEM & Customized Solutions Available

As an IVD manufacturer, we can discuss customized product solutions according to your market and project requirements.

• Private Label / OEM Branding

• Customized product packaging

• Customized artwork and label design

• Customized product name and catalog information

• Customized package configuration

• Customized documentation and language versions

For OEM projects, please contact us with your required test target, market, packaging configuration and estimated order quantity.

 

 

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