It is available the following laboratorial analyses for Fuel Oil and Oils:

FUEL OIL

Kinematic Viscosity @ 50 and 100° (IS0 3104 and ISO 8217)

DESCRIPTION

The viscosity corresponds to a physical property that characterizes the resistance of a given fluid to flow, as well as the shear deformation. It corresponds to the internal friction in fluids due to intermolecular interactions and this magnitude is generally a function of temperature. In addition of being a function of temperature, in particular the kinematic viscosity is a function of the specific mass of the product.

 
ADVANTAGES

The present test makes it possible to determine the viscosity of the fuel by using a kinematic viscometer set at a specific temperature (50 ° C). The test is based on the international standard ISO 3104 and allows the determination of values in the range of 5-700 mm² / s (cSt) using the gauge used.

 
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Determination of Kinematic Viscosity @50ºC using Ubbelohde Viscometer

DESCRIPTION

Ubbelohde viscometers are used to determine the kinematic viscosity of fluids, requiring a relatively small volume of sample (approx. 15 ml). This is an extremely precise method: Accuracy: ±0.2%

 
ADVANTAGES

It allows to determine the Kinematic viscosity of the sample under analysis (in cSt) by means of an Ubbelohde viscometer. The viscometer allows to determine values in the following range: 20-300 cSt.

 
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Apparent Density at 50ºC (ASTM D1298)

DESCRIPTION

It consists of quick and non-destructive method for determining the amount of matter that is present per unit of volume.

 
ADVANTAGES

This test enables the determination of the density of any fuel , in the following range of values: 0.85 to 1.05 g / cm3.

 
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Determination of Ash Content (ASTM D482)

DESCRIPTION

Ash content consists of the inorganic residue remaining after combustion of a fuel sample in the presence of air at a specific high temperature. It is a measure of the amount of non-combustible inorganic material (Va, Na, Ca, Mg, Zn, Pb, Fe, Ni). They may occur naturally or result from refining, or contamination during storage or distribution stages.

 
ADVANTAGES

It is a gravimetric method that allows estimating the tendency of the material to form mud or sediments.

 
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Determination of fuel fractions by fractional distillation. Determination of the volatile and condensable content.

DESCRIPTION

This test method covers the determination, at reduced pressure, of the range of boiling points for petroleum products which may be partially or completely vaporized, as well as the quantification of their fractions in the mixture.

 
ADVANTAGES

Knowing the composition of the different fractions present in the fuel and their respective boiling points.

 
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Determination of the Carbon Aromaticity Index (CCAI) (ISO 8217)

DESCRIPTION

Estimation of CCAI based on the knowledge of several fuel properties.

 
ADVANTAGES

It allows to avoid the use of fuels with kinematic viscosity ratios and low density characteristics. Provides information about the ignition delay of the fuel.

 
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Determination of water content by the oil column method.

DESCRIPTION

The water content of a fuel is determined in order to minimize the possibility of corrosion problems, especially in cases where the sulphur content is high, as well as to avoid influences on the calorific value of the sample. Water increases the possibility of formation of emulsions which can cause problems in the nebulization of the product.

 
ADVANTAGES

A quick method that allows accurate quantification of the water content (in a scale from 0 to 1 v/v%).

 
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Pour Point determination (ASTM D97)

DESCRIPTION

Determination of the minimum temperature at which the movement in the sample under analysis is verified on the applied test conditions.

 
ADVANTAGES

Normative method that characterizes the range of applicability of the product (application and handling at low temperatures).

 
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Determination of the Flash Point by the Pensky-Martens-Closed Cup Method (ASTM D93) And Flash Point and Fire Point in open cup (ASTM D92)

DESCRIPTION

The Flash Point corresponds to the lowest temperature at which a fuel releases enough vapor to form a flammable mixture from an external source of heat. It is not sufficient for combustion to be maintained. In turn the point of combustion is the lowest temperature at which the vapor of a sample will continue to burn for at least 5 seconds after ignition by an open flame.

 
ADVANTAGES

Determine the Flash Point and combustion point of a fuel sample using the open cup method (according to international standard) and closed cup combustion point (Pensky-Martens method). It assesses the range of applicability (combustion) of the fuel and assesses its danger.

 
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Determination of sulphur content by X-ray Fluorescence (FRX) (ASTM D4294)

DESCRIPTION

A test portion is placed in the beam emitted from an X-ray source. The excitation energy may be derived from a radioactive source, such as 55Fe, or from an X-Ray tube. The resultant excited X-radiation is measured and the cumulative count is compared to a calibration chart representing the counts in relation to the sulphur content in mass percentage [% (m / m)], in a series of calibration samples covering the Range of sulphur contents under examination.

 
ADVANTAGES

To enable the determination of the sulphur content present in samples of petroleum products, such as naphthas, gasolines, distillates, residual oil fuels or lubricating oils, by the technique of X – ray Fluorescence Spectrometry (FRX). Ppm to wt% sulfur (5.00). It also allows to determine the presence of metals and elements present in the sample. A method that enables measurement on board ships given their portability.

 
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Determination of Total sediment content by hot filtration (ISO 10307-Part 1) Or after aging (ISO 10307-Part 2)

DESCRIPTION

Method of determination of total sediments in residual fuel oil having a maximum viscosity of 55 mm2 / s at 100 ° C or for mixtures of distillates containing residues.

 
ADVANTAGES

It allows to determine accurately (through a gravimetric method after vacuum filtration, preceded or not of thermal or chemical aging) the content of insoluble organic material or inorganic material up to a range of 0.50 wt% for residual fuel or 0,40% for distillates.

 
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Determination of TAN or TBN value (ASTM D974)

DESCRIPTION

Determination of acid or basic constituents in fuel samples. It is applicable for the determination of acids or bases whose dissociation constants in water are greater than 10-9.

 
ADVANTAGES

A quick method of determining the level of acidity/basicity of the sample.

 
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Asphaltenes Content

DESCRIPTION

Asphaltenes are heavy petroleum aromatic compounds with higher boiling points. They are formed by aromatic rings, having paraffin-like chains and high polarity.

These compounds can cause serious problems during the production of oil. These problems include the formation of organic deposits in reservoirs and runoff lines, changes in rock wettability and the formation and stabilization of emulsions.

 
ADVANTAGES

A quick method of quantifying the content of these compounds by comparison with standard tables.

 
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Nature of the water (Fresh or Salt Water)

DESCRIPTION

A quick method of determining the nature of the water present in the fuel, in particular specifying whether.

 
ADVANTAGES

Neglect the presence of salts present in the water that lead later to phenomena like corrosion or degradation of materials.

 
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Insoluble content and dilution of Diesel

DESCRIPTION

Determination of the fraction of insolubles and diesel oil present in the sample of fuel oil under study by comparison with reference letters.

 
ADVANTAGES

It allows for an expeditious determination of the level of contamination of insolubles present in the sample, as well as the degree of dispersivity of the samples (eg.: soot concentration). It allows to evaluate the need to replace the product in order not to detect equipment and materials.

 
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Determination of compatibility of fuel oil mixtures (ASTM D2781)

DESCRIPTION

Determination of the degree of compatibility of a mixture of different fuel oils.

 
ADVANTAGES

This is a good (expeditious and portable) way of measuring the compatibility of marine fuels, including waste and distillate fuel.

 
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Determination of High Heating Value (HHV) and Low Heating Value (ISO 8217)

DESCRIPTION

Heat of Combustion corresponds to the amount of energy per unit mass (or volume, in the case of gases) released in the oxidation of a given fuel. The higher the calorific value, the greater the energy contained in the fuel.

 
ADVANTAGES

Determine the Heat of Combustion of the fuel under analysis and its applicability.

 
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Determination of corrosion by the cooper blade method (ASTM D130-12)

DESCRIPTION

Determine the degree of corrosivity to copper of samples of petroleum products containing a steam pressure of not more than 124 kPa (18 psi) at 37.8 ° C.

 
ADVANTAGES

It allows for an accelerated aging process to verify the presence in metal fuels damage equipment or materials by oxidation-reduction reaction

 
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Desulphurisation of oil fuel samples

DESCRIPTION

Developed and patented process for reducing sulphur content in marine fuels.

Optimisation of operatorial conditions for sulphur reduction of samples and evaluation of its viability.

Note: The desulphurization system (DESulphur) can also be sold out as a product/installation.

 
ADVANTAGES

A method that allows the reduction of the sulphur content of fuels to values within the permitted legal limits. It is adaptable to different processing capacities (different flow rates to be treated) and different expected yields.

A method that uses non-polluting technologies, allowing it to operate under less aggressive operating conditions compared to other analogous methods (low pressures and temperature), with the possibility of recovery of process participants.

It allows to reduce compounds whose burning is harmful without loss of the desirable properties in the fuel (for example of the calorific value).

 
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OILS

Kinematic Viscosity @ 50 and 100° (IS0 3104 and ISO 8217)

DESCRIPTION

The viscosity corresponds to a physical property that characterizes the resistance of a given fluid to flow, as well as the shear deformation. It corresponds to the internal friction in fluids due to intermolecular interactions and this magnitude is generally a function of temperature. In addition of being a function of temperature, in particular the kinematic viscosity is a function of the specific mass of the product.

 
ADVANTAGES

The present test makes it possible to determine the viscosity of the lubricating oil by using a kinematic viscometer set at a specific temperature (50 ° C). The test is based on the international standard ISO 3104 and allows the determination of values in the range of 5-700 mm² / s (cSt) using the gauge used.

 
Ask for Quotation
Determination of Kinematic Viscosity @50ºC using Ubbelohde Viscometer

DESCRIPTION

Ubbelohde viscometers are used to determine the kinematic viscosity of fluids, requiring a relatively small volume of sample (approx. 15 ml). This is an extremely precise method: Accuracy: ±0.2%

 
ADVANTAGES

It allows to determine the Kinematic viscosity of the sample under analysis (in cSt) by means of an Ubbelohde viscometer. The viscometer allows to determine values in the following range: 20-300 cSt.

 
Ask for Quotation
Apparent Density at 50ºC (ASTM D1298)

DESCRIPTION

It consists of quick and non-destructive method for determining the amount of matter that is present per unit of volume.

 
ADVANTAGES

This test enables the determination of the density of any fuel , in the following range of values: 0.85 to 1.05 g / cm3.

 
Ask for Quotation
Determination of water content by the oil column method.

DESCRIPTION

The water content of an oil sample is determined in order to minimize the possibility of corrosion problems, especially in cases where the sulphur content is high, as well as to avoid influences on the calorific value of the sample. Water increases the possibility of formation of emulsions which can cause problems in the nebulization of the product.

 
ADVANTAGES

A quick method that allows accurate quantification of the water content (in a scale from 0 to 1 v/v%).

 
Ask for Quotation
Pour Point determination (ASTM D97)

DESCRIPTION

Determination of the minimum temperature at which the movement in the sample under analysis is verified on the applied test conditions.

 
ADVANTAGES

Normative method that characterizes the range of applicability of the product (application and handling at low temperatures).

 
Ask for Quotation
Determination of the Flash Point by the Pensky-Martens-Closed Cup Method (ASTM D93) And Flash Point and Fire Point in open cup (ASTM D92)

DESCRIPTION

The Flash Point corresponds to the lowest temperature at which an oil releases enough vapor to form a flammable mixture from an external source of heat. It is not sufficient for combustion to be maintained. In turn the point of combustion is the lowest temperature at which the vapor of a sample will continue to burn for at least 5 seconds after ignition by an open flame.

 
ADVANTAGES

Determine the Flash Point and combustion point of an oil sample using the open cup method (according to international standard) and closed cup combustion point (Pensky-Martens method). It assesses the range of applicability (combustion) of the oil and assesses its danger.

 
Ask for Quotation
Determination of sulphur content by X-ray Fluorescence (FRX) (ASTM D4294)

DESCRIPTION

A test portion is placed in the beam emitted from an X-ray source. The excitation energy may be derived from a radioactive source, such as 55Fe, or from an X-Ray tube. The resultant excited X-radiation is measured and the cumulative count is compared to a calibration chart representing the counts in relation to the sulphur content in mass percentage [% (m / m)], in a series of calibration samples covering the Range of sulphur contents under examination.

 
ADVANTAGES

To enable the determination of the sulphur content present in samples of petroleum products, such as naphthas, gasolines, distillates, residual lubricating oils, by the technique of X – ray Fluorescence Spectrometry (FRX). Ppm to wt% sulfur (5.00). It also allows to determine the presence of metals and elements present in the sample. A method that enables measurement on board ships given their portability.

 
Ask for Quotation
Determination of TAN or TBN value (ASTM D974)

DESCRIPTION

Determination of acid or basic constituents in oil samples. It is applicable for the determination of acids or bases whose dissociation constants in water are greater than 10-9.

 
ADVANTAGES

A quick method of determining the level of acidity/basicity of the sample.

 
Ask for Quotation
Insoluble content and dilution of Diesel

DESCRIPTION

Determination of the fraction of insolubles and diesel oil present in the sample of oil under study by comparison with reference letters.

 
ADVANTAGES

It allows for an expeditious determination of the level of contamination of insolubles present in the sample, as well as the degree of dispersivity of the samples (eg.: soot concentration). It allows to evaluate the need to replace the product in order not to detect equipment and materials.

 
Ask for Quotation
Determination of corrosion by the cooper blade method (ASTM D130-12)

DESCRIPTION

Determine the degree of corrosivity to copper of samples of petroleum products containing a steam pressure of not more than 124 kPa (18 psi) at 37.8 ° C.

 
ADVANTAGES

It allows for an accelerated aging process to verify the presence in metal oils damage equipment or materials by oxidation-reduction reaction

 
Ask for Quotation