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SER 158 Series Automatic Solvent Extractor

https://www.velp.com/en-ww/ser-158-series-automatic-solvent-extractor.aspxSER 158/3 S303A0390 SER 158/6 S303A0380 SER 158/3 without ControlPad F303A0390 SER 158/6 without ControlPad F303A0380 Fast and accurate solid-liquid extraction The SER 158 Series automatic solvent extractors, available in 3- and 6-position models, provide precise and accurate solutions for both quantitative and qualitative extractable matter determination according to the Randall [...]

Crude Fat and Total Fat Determination: Methods and Analysis

https://www.velp.com/en-ww/crude-fat-and-total-fat-determination-methods-and-analysis.aspxAnalytical Methods for Fat Determination and Analysis There are several analytical methods used to determine fat content in food and feed products : Solvent extraction It is one of the most common techniques for fat analysis , with the Soxhlet method being a traditional and widely used approach. Below are the main solvent-based methods employed for fat extraction: [...]

SER 148 Series - Solvent Extractors

https://www.velp.com/en-ww/ser-148-series-solvent-extractors.aspxRandall Method, Faster Results Perform single or multiple solvent extractions with Randall method, an improvement of Soxhlet technique, as hot solvents are used to speed up the analysis.

Crude Fat Determination in Oatmeal: Ensuring Quality and Compliance

https://www.velp.com/en-ww/crude-fat-determination-in-oatmeal-ensuring-quality-and-compliance.aspxFat Extraction : Starting the automated process using the Randall method with the SER 158, 5 times faster than the traditional Soxhlet.

Determination of Polychlorinated Biphenyls (PCBs) in Sediment

https://www.velp.com/en-ww/determination-of-polychlorinated-biphenyls-pcbs-in-sediment.aspxThe process involves two primary steps: Extraction : PCBs are isolated from the sediment matrix using Soxhlet extraction with an organic solvent.... EPA 3541 - Automated Soxhlet Extraction - Extraction of organic analytes from environmental samples (soil, sediment, sludges, and waste solids), polymers, natural products, and food.

Oil and grease determination in water and wastewater

https://www.velp.com/en-ww/oil-and-grease-determination-in-water-and-wastewater.aspx The waste water sample is acidified with hydrochloric acid and extracted using the Randall method, an accelerated and more efficient version of traditional Soxhlet extraction .

Fat Determination in Milk and Dairy Products

https://www.velp.com/en-ww/fat-determination-in-milk-and-dairy-products.aspx A preliminary hydrolysis step breaks down cellular membranes to release bound fats which are then extracted using the Randall method, an accelerated and more efficient version of traditional Soxhlet extraction .

ENHANCING DAIRY QUALITY: THE IMPACT OF ACCURATE FAT ANALYSIS IN MILK

https://www.velp.com/en-ww/enhancing-dairy-quality-the-impact-of-accurate-fat-analysis-in-milk.aspxJoin our specialists for a 30-minute session to explore the challenges of Soxhlet total fat extraction , including how different solvents affect the final results .... What are the specific challenges associated with Soxhlet total fat extraction?

4 BENEFITS FOR CHOOSING FULLY AUTOMATED HOT SOLVENT EXTRACTIONS

https://www.velp.com/en-ww/4-benefits-for-choosing-fully-automated-hot-solvent-extractions.aspx A comparison with the traditional Soxhlet method. ... The traditional Soxhlet method is the best known though it has multiple areas for improvement. ... Differently, in Soxhlet ones there is the need for the solvent to pass back to the solid bed of samples many times and this makes the analyses require more than 150 minutes for each [...]

Fat extraction

https://www.velp.com/en-ww/fat-extraction.aspx VELP for over 30 years is a reference point in the solid liquid extraction with Randall method that ensures better efficiency, speed and solvent saving compared to the traditional Soxhlet technique.