Interscience DiluFlow® Gravimetric dilutor

The Interscience DiluFlow® series includes high-performance gravimetric dilutors designed to automate the dilution of solid samples with high precision and full traceability. These instruments are widely used in food microbiology, pharmaceuticals, cosmetics, veterinary diagnostics, and research laboratories, offering fast, standardized, and reproducible sample preparation compliant with ISO 6887 and ISO 7218.

1. DiluFlow 3 kg – Essential and Compact

Model References: 501 103 (Single Pump), 501 203 (Double Pump)

Dilution Factor: 1/2 to 1/99

Maximum Capacity: 3000 g

This entry-level model is ideal for routine sample preparation in food and microbiology labs. It features a compact footprint, rapid dilution (225 mL in 10 seconds), and excellent weighing accuracy. The construction includes a 304L stainless steel body, a removable drip tray, and the patented BagOpen system with GeckoGrip.

Best suited for: Food and beverage labs, quality control in production environments, teaching and research facilities.

2. DiluFlow Pro 5 kg – Ergonomic and High-Capacity

Model References: 502 105 (Single Pump), 502 205 (Double Pump)

Dilution Factor: 1/2 to 1/99

Maximum Capacity: 5000 g

The Pro model enhances ergonomics and performance, with robotic arm integration for safe operation under laminar flow hoods. It offers compatibility with Booster and Jumbo kits, enabling increased throughput and sample flexibility. It maintains precision with weighing up to 5000 g and features enhanced traceability via supervision software.

Best suited for: High-throughput microbiology labs, food and dairy industry QA/QC, and clinical labs needing ergonomic and rapid dilution.

3. DiluFlow Elite 1 kg – Precision for Regulated Industries

Model References: 503 101 (Single Pump), 503 201 (Double Pump)

Dilution Factor: 1/2 to 1/1000 (customizable)

Maximum Capacity: 1000 g

The Elite 1 kg model is designed for laboratories that require exceptional precision and compliance with stringent traceability standards. It offers ±0.01 g accuracy for small sample weights, multiple pump support (2 internal + 4 external), programmable dilution routines, and full LIMS connectivity via Ethernet or USB.

Best suited for: Pharmaceutical, cosmetics, and veterinary labs requiring regulatory compliance and traceable sample workflows.

4. DiluFlow Elite 5 kg – Fully Integrated and Programmable

Model References: 503 105 (Single Pump), 503 205 (Double Pump)

Dilution Factor: 1/2 to 1/1000 (customizable)

Maximum Capacity: 5000 g

The Elite 5 kg is the most advanced system in the range, combining high-capacity weighing with programmable logic, multi-dispensing modes, powder dilution capabilities, and LIMS integration. It supports simultaneous connection of up to 6 pumps and allows 24 programmable methods, exporting full traceability data including sample number, lot number, calibration history, and operator ID.

Best suited for: Central microbiology laboratories, pharmaceutical QC labs, public health surveillance labs, and institutions requiring the highest level of automation and traceability.

Specification Table

The Interscience DiluFlow® range provides a flexible and scalable solution for gravimetric dilution in microbiological and analytical workflows. From the cost-effective DiluFlow 3 kg for routine testing to the fully programmable DiluFlow Elite 5 kg, each model supports fast, traceable, and ISO-compliant dilutions.

• Choose DiluFlow 3 kg for essential, reliable performance at a lower throughput.
• Opt for DiluFlow Pro 5 kg when ergonomic design and mid-range capacity are required.
• Select DiluFlow Elite 1 kg for applications demanding high precision and digital integration.
• Invest in DiluFlow Elite 5 kg for the most demanding labs requiring advanced automation, full LIMS connectivity, and customizable workflows.

This product line ensures that laboratories of all sizes and specialties can benefit from efficient, traceable, and standardized sample preparation.