ST 243 Soxtec™

ST 243 Soxtec™ manual extraction system with six positions and batch handling tools for rapid and safe fat analysis. Suitable for a wide range of applications in the food, feed, environmental and other industrial segments.

See how it works
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Safe operations with spark proof hot plate. Save time with batch handling tools. Compatible with the SoxCap hydrolysis solution for total fat analysis.
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Sample type

Feed, feed ingredients, forage, pet food, food, food ingredients, grain, cereal, oil seeds, DDGS, meat, meat products, fish, fish products, dairy products, environmental products (e.g. soil, sludge, waste water) and other industry products (paper pulp, textiles, rubber, tobacco, fertilizer, detergents, plastic and more).
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Crude fat, total fat and extractable matter.

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  • Batch handling tools and accessories

    Overall laboratory efficiency is further improved by the purpose-developed handling tools delivered with the Soxtec™ system. The tools for simple batch-wise sample handling save time, simplify usage and minimise risk of operator error. There is no longer any need for manual handling of thimbles or hot extraction cups.

A Soxtec™ to suit every need

The Soxtec™ series consist of various levels of automation from manual to fully automated solutions:

Soxtec™ 8000
ST 255 Soxtec™ ST 243 Soxtec™
Levels of automation Fully automated Semi automated Manual
Positions 6 - 12 6 6
Capacity/day 42/86 samples 30 - 36 samples 30 - 36 samples
Solvent volume 40 - 110 ml

70 - 90 ml

40 - 50 ml
Thimble diameter 26, 33 mm 26, 33 mm 26 mm
Compatible with hydrolysis unit Hydrotec™ 8000  Hydrotec™ 8000   

Technical specification

Performance data at 230 V
Extraction time Typically 45 – 60 min
Solvent volume 40 – 50 ml   
Sample size 0.5 – 3 g depending on sample type
Capacity/batch 6 positions  
Capacity/day 36 samples   
Temperature range 0 – 285 °C  
Measuring range 0.1 – 100 %   
Reproducibility 1% rel. or better (5 – 100% fat)   
Solvent recovery Typically 80 %   
Accuracy  According to officially approved methods   
Installation Requirements

Power supply 230 V, 50-60 Hz, 115 V, 50-60 Hz
Power consumption
1250 W
Water consumption
2/l min

ST 243 Soxtec Extraction Unit 
ST 243 Soxtec Control Unit
30 kg
3 kg
Dimensions (W x D x H)
570 × 350 × 580 mm
280 × 230 × 190 mm
Fume hood min. airflow 0,5 m/s (inter locked) 

Brochures and Papers