15 Years No.1 Quality Malachite Green Rapid Test Kit for Fish, Shrimp & Aquatic Products | 0.5 PPB | 3-5 Min

Not just a rapid test supplier — a long-term, globally proven food safety partner.

Product Overview The NANKAI Malachite Green Rapid Test Kit is a highly reliable lateral flow immunochromatographic assay designed for the rapid screening of Malachite Green residues in fish, shrimp, crab, shellfish, and other aquatic products.

With a detection sensitivity of 0.5 ppb and clear results in just 3-5 minutes, this kit is the preferred choice for seafood exporters, aquaculture farms, processing plants, and government monitoring programs that require both speed and high accuracy.

Key Features

• Ultra-High Sensitivity: Detection limit as low as 0.5 ppb, meets and exceeds EU, and China GB standards

• Ultra-Fast Results: Visual results in 3-5 minutes, perfect for high-frequency testing

• High Reliability: Minimal cross-reactivity and excellent performance across complex aquatic matrices
• Easy Operation: No expensive equipment required, suitable for on-site and laboratory use
• Proven Quality: China’s only manufacturer with 15 consecutive years of No.1 product quality ranking

Why Choose NANKAI With over 20 years of rapid test technology development experience, NANKAI Biotech has maintained the top quality position in China for 15 consecutive years. Our Malachite Green Rapid Test Kit is widely trusted by leading seafood exporters, CMA/CNAS certified laboratories, and large-scale aquaculture enterprises.

We operate three CMA, CATL & CNAS accredited laboratories equipped with LC-MS/MS and GC-MS/MS systems, ensuring continuous matrix verification and real-world performance validation.

Typical Applications

• Aquaculture farms
• Seafood processing plants
• Seafood wholesale markets
• Import & export inspection and customs clearance
• Government food safety monitoring programs
• Food safety laboratories and supply chain QC

Technical Information

• Target Analyte: Malachite Green
• Sample Types: Fish, Shrimp, Crab, Shellfish and other aquatic products
• Sensitivity: 0.5 ppb
• Testing Time: 3-5 minutes
• Analysis Mode: Qualitative (visual) / Semi-quantitative
• Storage: 4–30°C
• Shelf Life: 15 months

Featured Seafood Rapid Test Kits

We offer a comprehensive range of high-performance rapid test kits for aquatic product safety.

Featured Seafood & Aquaculture Rapid Test Kits

• Malachite Green & Crystal Violet Rapid Test Kit
• Chloramphenicol Rapid Test Kit
• 4-in-1 Nitrofuran Metabolites Rapid Test Kit
• Fluoroquinolones Rapid Test Kit
• Sulfonamides Rapid Test Kit
• Tetracyclines Rapid Test Kit
• Enrofloxacin & Ciprofloxacin 2-in-1 Rapid Test Kit
• Histamine Rapid Test Kit
• Heavy Metal Cadmium Rapid Test Kit
• Heavy Metal Lead Rapid Test Kit

Available Test Targets

Antibiotics & Veterinary Drug Residues

Chloramphenicol

Fluoroquinolones

Sulfonamides

Tetracyclines

Oxytetracycline

Florfenicol

Thiamphenicol

Metronidazole

Norfloxacin

Ofloxacin

Lomefloxacin

Olaquindox

Quinocetone

Nitrofuran Metabolites

Furantoin Metabolite (AHD)

Nitrofurazone Metabolite (SEM)

Furaltadone Metabolite (AMOZ)

Furazolidone Metabolite (AOZ)

AOZ + SEM 2-in-1 Combo

AMOZ + AHD 2-in-1 Combo

AOZ + AMOZ + AHD + SEM 4-in-1 Combo

Banned Substances & Illegal Additives

Malachite Green

Crystal Violet

Sodium Pentachlorophenol

Sodium Pentachlorophenoxide

Methyltestosterone

Diethylstilbestrol

Quinolone Combination Tests

Ofloxacin + Pefloxacin

Enrofloxacin + Ofloxacin

Enrofloxacin + Ciprofloxacin

Heavy Metals & Seafood Quality Indicators

Cadmium

Lead

Histamine

Additional Solutions We also provide various combination test kits (2-in-1, 4-in-1), Tetracyclines, Florfenicol, Heavy Metal (Lead/Cadmium) and other specialized tests. For the complete catalog and latest updates, please visit our Aquaculture & Seafood Safety Solutions.

Contact Us Looking for a reliable and proven Malachite Green rapid test solution for your seafood business?

Contact NANKAI Biotech today for samples, quotations, technical documents, and application support. Let our 15-year proven expertise help you reduce risk, speed up testing, and strengthen your competitive advantage in the aquatic products market.

 

 

 

Why Choose Us?

Proven in Major International Events

Our rapid testing technologies have supported large-scale food safety monitoring programs
in high-standard international environments,
demonstrating reliability, speed, and operational efficiency
under real-world conditions.Supporting food safety monitoring in:

• 2008 Beijing Olympic Games
• 2010 Shanghai World Expo
• 2023 Hangzhou Asian Games

Global Trust & Real-World Validation

More Than a Test Kit — An Integrated Diagnostic Platform

20+ Years of Expertise • Trusted in Global Food Safety Programs

Unlike typical reagent suppliers, we operate as an integrated diagnostic
platform combining:

• In-house R&D
• Large-scale manufacturing
• Certified cleanroom production
• Independent third-party laboratories

Ensuring end-to-end quality control from development to real-world application.

Protect Your Shipment Before It Leaves

Don’t wait for laboratory results to discover a problem.

Screen early. Act early. Ship with confidence.

Contact us today to learn more about our cadmium rapid testing solutions for durian and tropical fruit exporters.

For new products, please contact us via,

sale@nkbiotech.com

Whatsapp: 86-151-5809-6930