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Estándares fisicoquímicos

Estándares fisicoquímicos

Los estándares fisicoquímicos son materiales de referencia esenciales utilizados para garantizar la precisión y fiabilidad de diversas mediciones analíticas en la investigación científica y aplicaciones industriales. Esta categoría incluye una amplia gama de estándares como los estándares de conductividad, los estándares de electroquímica y los estándares y reactivos de ICP-OES/ICP-MS, que son cruciales para análisis elementales precisos y mediciones de conductividad. Las soluciones tampón de pH y los reactivos de carbono orgánico/inorgánico total son vitales para mantener los niveles de pH y medir el contenido de carbono en las muestras. Los estándares de la Farmacopea Europea (EP), la Farmacopea de los Estados Unidos (USP) y otras farmacopeas proporcionan puntos de referencia para el control de calidad farmacéutico. Otros estándares como los de turbidez, densidad, refractometría y viscosidad aseguran mediciones precisas de propiedades físicas. Los estándares especializados, como los de la industria del vino, lácteos y petroquímica, apoyan el control de calidad y el cumplimiento normativo en sectores específicos. Estos estándares fisicoquímicos desempeñan un papel crucial en garantizar la validez y reproducibilidad de los resultados experimentales, apoyando una amplia gama de aplicaciones, desde el monitoreo ambiental hasta las pruebas farmacéuticas y la ciencia de materiales.

Subcategorías de "Estándares fisicoquímicos"

Se han encontrado 3970 productos de "Estándares fisicoquímicos"

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  • Reagecon Lead Acetate Cotton according to European Pharmacopoeia (EP) Chapter 4 (4.1.1)


    Reagecon Lead Acetate Cotton is a high purity stable product developed and tested for European Pharmacopoeia (EP) applications.

    Ref: 07-1048101

    10g
    168,00€
  • Reagecon 1 NTU Ratio Turbidity Standard


    Reagecon 1 NTU Ratio Turbidity Standard is a suspension of polymer microspheres. The product has guaranteed stability throughout its entire shelf life; even after opening the bottle. - Reagecon’s Turbidity Standards for ratio instruments are composed of suspended polymer microspheres; with well defined spherical shape. - Designed and formulated to overcome the adverse safety; accuracy and stability issues experienced with Formazin Turbidity Standards. - Traceable to NIST standard reference materials. - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle. - US EPA approved for drinking water turbidity. - Non-toxic and non-carcinogenic. - Reagecon also offers a range of Stabilised Formazin Turbidity Standards which are marketed under the Turbiform™ brand See More …
    Forma y color:Liquid

    Ref: 07-CRSR-1-100

    100ml
    104,00€
  • Reagecon 15 NTU Ratio Turbidity Standard


    Reagecon 15 NTU Ratio Turbidity Standard is a suspension of polymer microspheres. The product has guaranteed stability throughout its entire shelf life; even after opening the bottle. - Reagecon’s Turbidity Standards for ratio instruments are composed of suspended polymer microspheres; with well defined spherical shape. - Designed and formulated to overcome the adverse safety; accuracy and stability issues experienced with Formazin Turbidity Standards. - Traceable to NIST standard reference materials. - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle. - US EPA approved for drinking water turbidity. - Non-toxic and non-carcinogenic. - Reagecon also offers a range of Stabilised Formazin Turbidity Standards which are marketed under the Turbiform™ brand See More …
    Forma y color:Liquid

    Ref: 07-CRSR-15-100

    100ml
    225,00€
  • Reagecon pH 6.00 Mercury Free Buffer Solution at 25°C


    Reagecon’s Mercury Free pH Buffer Solution at 25°C is tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.
    Forma y color:Liquid

    Ref: 07-1060525MF

    500ml
    31,00€
  • Reagecon Chloride Standard for Ion Chromatography (IC) 1 mg/mL (1000 ppm) in Water (H₂O)


    Reagecon's Chloride Standard for Ion Chromatography (IC) 1 mg/mL (1000 ppm) in H₂O is manufactured from ultra-pure material. This product is manufactured gravimetrically. Prior to bottling; the final product is tested and verified using a state of the art ion chromatograph and is reported using the gravimetric result; corrected for density; to a specification of ± 0.2%. The results are reported in mg/kg and mg/L on the basis of weight and density. Reagecon holds ISO 17025 accreditation (A2LA Ref: 6739.02) for calibration of laboratory balances. - GHS/OSHA compliant, REACH - This product is produced in a highly controlled cleanroom (ISO 7) environment; using ultra-pure water (specially treated for the production of ion chromatography standards) and triple leached pre-cleaned bottles. All of the uncertainties of measurement for the product are calculated according to Eurachem/CITAC guidelines and reported as expanded uncertainties at the 95% confidence level.
    Forma y color:Liquid

    Ref: 07-ICAS02

    100ml
    39,00€
  • Reagecon 90 NTU Ratio Turbidity Standard


    Reagecon 90 NTU Ratio Turbidity Standard is a suspension of polymer microspheres. The product has guaranteed stability throughout its entire shelf life; even after opening the bottle. - Reagecon’s Turbidity Standards for ratio instruments are composed of suspended polymer microspheres; with well defined spherical shape. - Designed and formulated to overcome the adverse safety; accuracy and stability issues experienced with Formazin Turbidity Standards. - Traceable to NIST standard reference materials. - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle. - US EPA approved for drinking water turbidity. - Non-toxic and non-carcinogenic. - Reagecon also offers a range of Stabilised Formazin Turbidity Standards which are marketed under the Turbiform™ brand See More …
    Forma y color:Liquid

    Ref: 07-CRSR-90-100

    100ml
    145,00€
  • Reagecon Perchloric Acid TS according to United States Pharmacopoeia (USP)


    Reagecon's Perchloric Acid TS is manufactured according to the United States Pharmacopoeia (USP) and is specified for use in individual USP Monographs. It is a fully factorised, high purity, stable product, developed and tested for titrations. The product may be used for manual titrations, or more commonly automatic titrations, to determine the end points by detection of any of several properties as detailed in several USP monographs. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stochiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Forma y color:Liquid

    Ref: 07-USP4005

    500ml
    81,00€
  • Reagecon pH 10.00 Technical Colour Coded Buffer Solution at 25°C


    Reagecon’s Technical pH Buffer Solution at 25°C is colour coded for ease of use. Tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.
    Forma y color:Liquid

    Ref: 07-TB1001

    1l
    41,00€
  • Reagecon pH 10.00 Colour Coded Buffer Solution at 25°C in Twin Neck


    Reagecon's pH Buffer Solution at 25°C is colour coded for ease of use. Tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.
    Forma y color:Liquid

    Ref: 07-110025CTT

    1l
    40,00€
  • Ref: 07-NHMO41

    1l
    204,00€
  • Reagecon FaSSIF pH 6.5 without Enzyme Dissolution Media


    Reagecon's FaSSIF pH 6.5 without Enzyme Dissolution Media is a ready to use solution, specifically formulated to perform dissolution studies on solid form pharmaceutical preparations. The product is prepared in accordance with relevant Pharmacopoeia requirements, without any deviations in materials or methodology from the Pharmacopoeia methods. - This product has accuracy and guaranteed stability of 2 years. - A Certificate of Analysis and Safety Data Sheet (SDS) is available and the product is consistent; convenient and traceable.
    Forma y color:Liquid

    Ref: 07-FASSIF5

    5l
    110,00€
  • Reagecon ICP, ICP-MS Multi Element Standard (5 Elements) in 2% Nitric Acid (HNO₃)


    Pricing displayed is Nett. For order quantities above 4 units, ask your sales contact for a quotation. Reagecon’s Multi Element Standards for ICP; ICP-MS in 2% HNO₃ is manufactured from ultra-pure metals or salts. This product is manufactured gravimetrically using the mass balance approach: 100% less the sum of all impurities (w/w). Prior to bottling; the final product is tested and verified using ICP-MS and is reported using the gravimetric result; corrected for density. The results are reported in mg/kg and mg/L on the basis of weight and density. Reagecon hold ISO 17025 accreditation (A2LA Ref: 6739.02) for calibration of laboratory balances. - GHS/OSHA compliant, REACH - This product is produced in a highly controlled cleanroom (ISO 7) environment, using ultra-pure water (specially treated for the production of mass spectroscopy standards), triple distilled acids and triple leached pre-cleaned bottles. The titrimetry and spectroscopy are controlled and calibrated using separate standards, so the product comes with two layers of traceability including NIST Standards, where available. All of the uncertainties of measurement for this product are calculated according to Eurachem/CITAC guidelines and reported as expanded uncertainties at the 95% confidence level. Description | Concentration: - Calcium (Ca): 1000 µg/mL (ppm). - Magnesium (Mg): 1000 µg/mL (ppm). - Potassium (K): 1000 µg/mL (ppm). - Sodium (Na): 1000 µg/mL (ppm). - Phosphorus (P): 1000 µg/mL (ppm).
    Forma y color:Liquid

    Ref: 07-ICP-MIX3-CYM

    100ml
    400,00€
  • Reagecon Cerium IV Sulphate 0.05M (0.05N) Analytical Volumetric Solution (AVL)


    Reagecon's Cerium IV Sulphate 0.05M (0.05N) Analytical Volumetric Solution (AVL) is a fully factorised, high purity, stable product, developed and tested for oxidation/reduction titrations.  This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.1%. It is a reagent of known concentration, that is dispensed from a burette or other dispensing apparatus to a sample (analyte), until a reaction between the two liquids is judged to be complete.  The product may be used for manual titrations, or more commonly automatic titrations, to determine the end points by detection of any of several properties.  Oxidation/reduction titrations depend on changes in the electropotential of the oxidation reduction system and always involves a reaction between an oxidising and reducing pair. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Forma y color:Liquid

    Ref: 07-CS20051

    1l
    91,00€
  • Reagecon Potassium Chloride 0.5M (0.5N) Analytical Volumetric Solution (AVL)


    Reagecon's Potassium Chloride 0.5M (0.5N) Analytical Volumetric Solution (AVL) is a fully factorised, high purity, stable product, developed and tested for precipitation (argentometric) titrations.  This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.1%. It is a reagent of known concentration, that is dispensed from a burette or other dispensing apparatus to a sample (analyte), until a reaction between the two liquids is judged to be complete.  The product may be used for manual titrations, or more commonly automatic titrations, to determine the end points by detection of any of several properties.  Precipitation titrimetry is based on reactions that yield compounds of limited solubility. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Forma y color:Liquid

    Ref: 07-KCL2051

    1l
    91,00€
  • Reagecon Spectrophotometry Stray Light Inorganic 198 nm Cut-off Filter - Potassium Chloride with Blank (Ph. Eur.)


    Reagecon's Spectrophotometry Stray Light Inorganic 198 nm Cut-off Filter - Potassium Chloride is formulated to give zero absorbance at 198 nm wavelength. This standard is used to indicate to the analyst that the instrument is measuring light omitted from a source, other than through the sample cuvette.
    Forma y color:Liquid

    Ref: 07-RSPEC-EP0062

    1cuvetteblank
    1.329,00€
  • Reagecon Ion Chromatography (IC) Multi Element Cation Standard (4 Elements) in Water (H₂O)


    Pricing displayed is Nett. For order quantities above 4 units, ask your sales contact for a quotation. Reagecon's Ion Chromatography (IC) Multi Element Cation Standard (4 Elements) in H₂O is manufactured from ultra-pure salts. This product is manufactured gravimetrically. Prior to bottling; the final product is tested and verified using a state of the art ion chromatograph and is reported using the gravimetric result; corrected for density. The results are reported in mg/kg and mg/L on the basis of weight and density. Reagecon hold ISO 17025 accreditation (A2LA Ref: 6739.02) for calibration of laboratory balances. - GHS/OSHA compliant, REACH - This product is produced in a highly controlled cleanroom (ISO 7) environment; using ultra-pure water (specially treated for the production of ion chromatography standards) and triple leached pre-cleaned bottles. All of the uncertainties of measurement for the product are calculated according to Eurachem/CITAC guidelines and reported as expanded uncertainties at the 95% confidence level. Description | Concentration: - Sodium (Na): 100 µg/mL (ppm). - Potassium (K): 10 µg/mL (ppm). - Magnesium (Mg): 1 µg/mL (ppm). - Calcium (Ca): 5 µg/mL (ppm).
    Forma y color:Liquid

    Ref: 07-IC-NHS-4-500

    500ml
    870,00€
  • Reagecon 90 NTU Non Ratio Turbidity Standard


    Reagecon 90 NTU Non Ratio Turbidity Standard is a suspension of polymer microspheres. The product has guaranteed stability throughout its entire shelf life; even after opening the bottle. - Reagecon’s Turbidity Standards for non-ratio instruments are composed of suspended polymer microspheres; with well defined spherical shape. - Designed and formulated to overcome the adverse safety; accuracy and stability issues experienced with Formazin Turbidity Standards. - These Turbidity Standards remove the handling; stability and accuracy problems associated with traditional Formazin Turbidity Standards. - Traceable to NIST standard reference materials. - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle. - US EPA approved for drinking water turbidity. - Non-toxic and non-carcinogenic. - Reagecon also offers a range of Stabilised Formazin Turbidity Standards which are marketed under the Turbiform™ brand See More …
    Forma y color:Liquid

    Ref: 07-CRS-90-100

    100ml
    225,00€
  • Reagecon Sodium Hydroxide 0.2M (0.2N) Analytical Volumetric Solution (AVL)


    Reagecon's Sodium Hydroxide 0.2M (0.2N) Analytical Volumetric Solution (AVL) is tested by an ISO 17025 Accredited Test Method (A2LA Ref: 6739.03). This product is a fully factorised; high purity; stable product; developed and tested for acid/base titrations. This Analytical Volumetric Solution; also called titrant; standard titrant or standard solution; is tested to a specification of ± 0.1%. It is a reagent of known concentration; that is dispensed from a burette or other dispensing apparatus to a sample (analyte); until a reaction between the two liquids is judged to be complete. The product may be used for manual titrations; or more commonly automatic titrations; to determine the end points by detection of any of several properties. Acid/base titrations; also called neutralisation titrations; are used to determine either the amount of acid/base in a sample or the substance that can be converted to an acid/base. - Titration is a rapid, economical and versatile analytical tool. This Reagecon titrant is accurate, stable, reproducible and fully factorised. Titrations performed with this product, exhibit defined stoichiometry, are quantitative, establish an equilibrium that is definitive and fast and provide unambiguous results. Stability is proven (either opened or unopened) for the shelf life of this product.
    Forma y color:Liquid

    Ref: 07-S2020200

    200l
    705,00€
  • Reagecon Total Dissolved Solids (TDS) 1000 mg/l Standard


    Reagecon’s Total Dissolved Solids (TDS) 1000 mg/L Standard is aqueous based, non-hazardous and accurate to a specification of ± 1%. The product because it is aqueous based, has a low temperature coefficient of variation and guaranteed stability throughout its entire shelf life, even after opening the bottle. The above TDS value is obtained by measurement of Conductivity at 25°C and conversion to TDS using a conversion factor of 0.45. Test Method used was TPCOND. Measurement taken by comparison with a standard prepared from National Institute of Standards and Technology (USA), Standard Reference Material 999 (Potassium Chloride). Electrode used for measurement: Platinised Platinum Dip Cell. Reference: ASTM D-1125 Method A. - This TDS standard is aqueous based, thereby eliminating any errors attributable to matrix mismatch. Each bottle is supplied with a comprehensive Certificate of Analysis. The low temperature coefficient of variation, reduces measurement errors and enables non-temperature controlled use and is suitable for field work - High accuracy ± 1% at 25°C, enables the standards to be used as calibrators and/or controls, in accordance with the most exacting industrial requirements - Guaranteed stability throughout entire shelf life, even after opening the bottle, eliminates the need to open a fresh bottle of standard every time it is used
    Forma y color:Liquid

    Ref: 07-TDS1000

    1l
    60,00€
  • Reagecon ICP, ICP-MS Multi Element Standard (14 Elements) in 2-5% Nitric Acid (HNO₃)


    Pricing displayed is Nett. For order quantities above 4 units, ask your sales contact for a quotation. Reagecon’s Multi Element Standards for ICP; ICP-MS in 2-5% HNO₃ is manufactured from ultra-pure metals or salts. This product is manufactured gravimetrically using the mass balance approach: 100% less the sum of all impurities (w/w). Prior to bottling; the final product is tested and verified using ICP-MS and is reported using the gravimetric result; corrected for density. The results are reported in mg/kg and mg/L on the basis of weight and density. Reagecon hold ISO 17025 (A2LA Ref: 6739.02) accreditation for calibration of laboratory balances. - GHS/OSHA compliant, REACH - This product is produced in a highly controlled cleanroom (ISO 7) environment, using ultra-pure water (specially treated for the production of mass spectroscopy standards), triple distilled acids and triple leached pre-cleaned bottles. The titrimetry and spectroscopy are controlled and calibrated using separate standards, so the product comes with two layers of traceability including NIST Standards, where available. All of the uncertainties of measurement for this product are calculated according to Eurachem/CITAC guidelines and reported as expanded uncertainties at the 95% confidence level. Description | Concentration: - Aluminium (Al): 50 µg/mL (ppm). - Arsenic (As): 50 µg/mL (ppm). - Barium (Ba): 50 µg/mL (ppm). - Cadmium (Cd): 50 µg/mL (ppm). - Cobalt (Co): 50 µg/mL (ppm). - Chromium (Cr): 50 µg/mL (ppm). - Copper (Cu): 50 µg/mL (ppm). - Potassium (K): 500 µg/mL (ppm). - Manganese (Mn): 50 µg/mL (ppm). - Molybdenum (Mo): 50 µg/mL (ppm). - Nickel (Ni): 50 µg/mL (ppm). - Lead (Pb): 50 µg/mL (ppm). - Selenium (Se): 50 µg/mL (ppm). - Strontium (Sr): 50 µg/mL (ppm).
    Forma y color:Liquid

    Ref: 07-REICPCAL14D

    100ml
    1.134,00€