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Velp Oxitest stability testing device
Velp Oxitest stability testing device
Velp Oxitest stability testing device with open lid
Velp Oxitest stability testing device with open lid
Velp Oxitest with open sample chamber
Velp Oxitest with open sample chamber
Velp Oxitest induction curve parts
Velp Oxitest induction curve parts
Velp Oxitest, the induction curve of a test lasting up to 21 hours
Velp Oxitest, the induction curve of a test lasting up to 21 hours
Velp Oxitest PC software (supplied with the device)
Velp Oxitest PC software (supplied with the device)
Velp Oxitest stability testing device
Velp Oxitest stability testing device with open lid
Velp Oxitest with open sample chamber
Velp Oxitest induction curve parts
Velp Oxitest, the induction curve of a test lasting up to 21 hours
Velp Oxitest PC software (supplied with the device)

VELP Oxitest oxidation reactor for testing the aging of materials

Velp Scientifica

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Testing of the oxidative stability of foods, cosmetic products, fats and oils as described in the AOCS Cd 12c-16 international standard without sample preparation (fat and oil removal)!

Applications e.g.

- Prediction of oxidative stability during shelf life testing

- Examination of the adequacy of the storage conditions

- Choosing the right packaging

- Comparison of the oxidative stability of foods produced in different ways

- Assessment of the effectiveness of antioxidants

- Raw material and final product quality tests, freshness of food raw materials, product warranty period,

More details

VELP's OXITEST rapid stability testing device has two independent oxidation cells, so parallel measurements can be performed simultaneously. The OxiSoft computer software supplied with the device can control 4 devices at the same time. With its help, databases can be created, different measurements can be easily compared by displaying the data simultaneously, and the data can be exported. The computer is provided by the user.

Features for safe operation:

  • Overpressure safety valve
  • Alarm if the sensor is damaged or the temperature range is exceeded

The device can be controlled remotely by connecting to the VELP Ermes Cloud Platform, reports can be created and shared, software can be updated, etc. All this from a computer, tablet or smart phone, even from home.

Operating principle: Oxitest carries out accelerated oxidation of the inserted sample at high temperature (typically 90°C) and 6 bar oxygen pressure, while continuously measuring the oxygen pressure in the cells, which, as the oxidation reactions progress, leads to a so-called decreases after the induction period. The final result of the measurement is the so-called oxidation time (induction period), during which - starting from the start of the test - the oxygen pressure in the measuring chamber drops by 10 percent. Its value depends on e.g. the freshness and warranty period of the sample.

A clearly visible change in the oxidation curve is obtained in the case of 2-4% unsaturated fatty acid content of the samples.

The titanium raw material of the measuring cells ensures excellent thermal conductivity and chemical resistance.

Contents of the sales package (in addition to the basic device): 
- 331.10002948 OxiSoft, PC software
- 331.10003134 USB cable
- 331.10001985 sample holder (6 pc)
- 331.10001984 spacer (4 pc)

Velp Oxitest technical data:

Specifications: Velp Oxitest
Number of oxidation chambers: 2
Chamber capacity: max. 100 ml
Temperature range: ambient temp. - 120 °C
Pressure range: 0 - 8 bar
Consumption: 900 W
Dimensions: 365 x 485 x 190 mm
Weight: 16.5 kg

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331.F30900248
Oxitest
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Innovative accelerated oxidation test for the determination of the oxidation stability of fats on the whole sample according to AOCS Cd-12c-16. The Oxitest is an innovative solutin able to provide high added value information concerning fat oxidation processes in foods; oils and fats. The Oxitest works directly on the whole sample without the need for preliminary fat separation; and is suitable for the determination of the quality and the state of preservation of the food sample. An extremely simple and intuitive instrument equipped with two separate titanium chambers in order to analyze the same sample in duplicate or different samples at the same time and under the same conditions. The stability of the sample is evaluated by accelerating the oxidation process using high temperatures (from 20 to 110°C) and a predetermined oxygen pressure. Oygen is consumed during fat oxidation and it is this decrease in oxygen pressure that enables us to obtain useful information concerning the food sample. The intuitive software controls the entire process in a user friendly way and the operator can record data in a database; compare test; export the data to an Excel file; filter and order the data quickly and simpli. The Oxitest is the versatile VELP solution suitable for a wide range of applications; including: Prediction of the oxidation stability during shelf-life studies; by analyzing the product at defined time intervals and building an experimental curve; Evaluation of the adequancy of storage conditions; Evalutation of the best packaging solution; Comparison of the oxidation stability of different formulas for food pereparations; Evaluation of the oxidation stability of different formulas for food preparations; Evaluation of the effectiveness of antioxidants. Fats and oils oxidation stability tests for R&D and QC Labs. Fats and oils oxidation stability tests for R&D and QC Labs. The oxidation stability tests performed with the OXITEST reactor accelerate the lipid's oxidation process that in normal conditions can last weeks or months and provide fast; accurate and reliable results for Food & Feed; Cosmetic; Pharma and Petrochemical industries. The OXITEST provides added value information for Quality Control and Research & Development Labs for: Quality control of raw materials and ingredients; Transportation and effects on goods; Storage period studies; Product Development and behavior; Formula Optimization; Ingredient and alternative ingredients testing; Process optimization; Packaging study and alternative packaging comparison. Representative results testing the whole sample. The OXITEST reactor subjects the sample to a high oxidative stress environment in order to evaluate; in a short period of time; the resistance to fat oxidation: Established over-pressure of pure oxygen (6 bar; degree 5.0). High constant temperature; 90 °C. With the OXITEST Method; the stability test is performed directly on the sample as it is solid; liquid or doughy. The method's key advantage is that the OXITEST ensures representative results without extensive sample preparation. Other components of the sample matrix such as chemical oxidants or transition metal can promote oxidation and the use of extracted matter may not be a suitable predictor of stability. The Induction Period IP. The results of the OXITEST are expressed through the IP Induction Period. The IP is the time required to reach the starting point of oxidation; corresponding to either a level of detectable rancidity or a sudden change in the rate of oxidation. The longer the Induction Period; the higher the stability against oxidation over time. OXISoft™ software powerful and intuitive. The OXITEST is entirely controlled via PC through the intuitive OXISoftTM software which is able to control up to 4 OXITEST simultaneously and independently. The OXISoft™ is quick and easy-to-use; at a glance you always have the program parameters; work conditions and results. The software comes with multi-lingual support and a pre-installed library of methods related to a wide range of sample types; you can use these; modify them and create your own methods! Data management; reportiing and archive with the foloowing test types: Repeatability test; Freshness test; Formulas comparison; Packaging comparison; IP during ageing; Estimated shelf life. Premium titanium parts. The oxidation chambers; sample holders and covers are made of titanium; a premium material guaranteeing: High resistance; Excellent chemical compatibility; Easy cleaning; Cost savings since no disposable consumables are required. Benefit form cloud-bases services with VELP Ermes. The OXITEST thanks to its connectivity to VELP Ermes allows you to reduce routine operations thanks to the real-time monitoring of your test wherever you are; at any time from PC; smartphone and tablet. Real-time monitoring and notification; Maximum security and data protection; Anytime access to your data via PC; smartphone and tablet; Enhanced Service Support (VELP and partners); Immediate Software Updates; Create and share reports; track trend and get useful insights.

Innovative accelerated oxidation test for the determination of the oxidation stability of fats on the whole sample according to AOCS Cd-12c-16. The Oxitest is an innovative solutin able to provide high added value information concerning fat oxidation processes in foods; oils and fats. The Oxitest works directly on the whole sample without the need for preliminary fat separation; and is suitable for the determination of the quality and the state of preservation of the food sample. An extremely simple and intuitive instrument equipped with two separate titanium chambers in order to analyze the same sample in duplicate or different samples at the same time and under the same conditions. The stability of the sample is evaluated by accelerating the oxidation process using high temperatures (from 20 to 110°C) and a predetermined oxygen pressure. Oygen is consumed during fat oxidation and it is this decrease in oxygen pressure that enables us to obtain useful information concerning the food sample. The intuitive software controls the entire process in a user friendly way and the operator can record data in a database; compare test; export the data to an Excel file; filter and order the data quickly and simpli. The Oxitest is the versatile VELP solution suitable for a wide range of applications; including: Prediction of the oxidation stability during shelf-life studies; by analyzing the product at defined time intervals and building an experimental curve; Evaluation of the adequancy of storage conditions; Evalutation of the best packaging solution; Comparison of the oxidation stability of different formulas for food pereparations; Evaluation of the oxidation stability of different formulas for food preparations; Evaluation of the effectiveness of antioxidants. Fats and oils oxidation stability tests for R&D and QC Labs. Fats and oils oxidation stability tests for R&D and QC Labs. The oxidation stability tests performed with the OXITEST reactor accelerate the lipid's oxidation process that in normal conditions can last weeks or months and provide fast; accurate and reliable results for Food & Feed; Cosmetic; Pharma and Petrochemical industries. The OXITEST provides added value information for Quality Control and Research & Development Labs for: Quality control of raw materials and ingredients; Transportation and effects on goods; Storage period studies; Product Development and behavior; Formula Optimization; Ingredient and alternative ingredients testing; Process optimization; Packaging study and alternative packaging comparison. Representative results testing the whole sample. The OXITEST reactor subjects the sample to a high oxidative stress environment in order to evaluate; in a short period of time; the resistance to fat oxidation: Established over-pressure of pure oxygen (6 bar; degree 5.0). High constant temperature; 90 °C. With the OXITEST Method; the stability test is performed directly on the sample as it is solid; liquid or doughy. The method's key advantage is that the OXITEST ensures representative results without extensive sample preparation. Other components of the sample matrix such as chemical oxidants or transition metal can promote oxidation and the use of extracted matter may not be a suitable predictor of stability. The Induction Period IP. The results of the OXITEST are expressed through the IP Induction Period. The IP is the time required to reach the starting point of oxidation; corresponding to either a level of detectable rancidity or a sudden change in the rate of oxidation. The longer the Induction Period; the higher the stability against oxidation over time. OXISoft™ software powerful and intuitive. The OXITEST is entirely controlled via PC through the intuitive OXISoftTM software which is able to control up to 4 OXITEST simultaneously and independently. The OXISoft™ is quick and easy-to-use; at a glance you always have the program parameters; work conditions and results. The software comes with multi-lingual support and a pre-installed library of methods related to a wide range of sample types; you can use these; modify them and create your own methods! Data management; reportiing and archive with the foloowing test types: Repeatability test; Freshness test; Formulas comparison; Packaging comparison; IP during ageing; Estimated shelf life. Premium titanium parts. The oxidation chambers; sample holders and covers are made of titanium; a premium material guaranteeing: High resistance; Excellent chemical compatibility; Easy cleaning; Cost savings since no disposable consumables are required. Benefit form cloud-bases services with VELP Ermes. The OXITEST thanks to its connectivity to VELP Ermes allows you to reduce routine operations thanks to the real-time monitoring of your test wherever you are; at any time from PC; smartphone and tablet. Real-time monitoring and notification; Maximum security and data protection; Anytime access to your data via PC; smartphone and tablet; Enhanced Service Support (VELP and partners); Immediate Software Updates; Create and share reports; track trend and get useful insights.

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