
Étalons physico-chimiques
Sous-catégories appartenant à la catégorie "Étalons physico-chimiques"
- Étalons de couleur(74 produits)
- Étalons de cryoscopie(10 produits)
- Étalons de densité(107 produits)
- Étalons de point de fusion(16 produits)
- Étalons d'osmolalité(27 produits)
- Normes d'Indice de Réfraction(96 produits)
- Étalons de turbidité(137 produits)
- Étalons de viscosité(75 produits)
3970 produits trouvés pour "Étalons physico-chimiques"
Reagecon Potassium Bromate 0.1N according to United States Pharmacopoeia (USP)
Reagecon's Potassium Bromate 0.1N is a fully factorised, high purity, stable product, developed and tested for titrations. This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.2%. 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 as detailed in several USP monographs. - Titration is a rapid, economical and versatile analytical tool. This Reagecon AVL 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.Couleur et forme :LiquidReagecon Chromium Standard for ICP, ICP-MS 10,000 µg/mL (10,000 ppm) in 2-5% Nitric Acid (HNO₃)
Reagecon's Chromium Standard for ICP; ICP-MS 10;000 µg/mL (10;000 ppm) in 2-5% Nitric Acid (HNO₃) for ICP or ICP-MS is manufactured from ultra-pure metal (99.999%). 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. To a specification of ± 0.2%. 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.Couleur et forme :LiquidReagecon Potassium Standard for ICP, ICP-MS 10,000 µg/mL (10,000 ppm) in Water (H₂O)
Reagecon's Potassium Standard for ICP; ICP-MS 10;000 µg/mL (10;000 ppm) in Water (H₂O) for ICP or ICP-MS is manufactured from ultra-pure metal (99.999%). 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. To a specification of ± 0.2%. 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.Couleur et forme :LiquidReagecon ICP, ICP-MS Multi Element Standard (7 Elements) in 5% Nitric Acid (HNO₃) and 0.2% Hydrofluoric Acid (HF)
Reagecon’s Multi Element Standards for ICP; ICP-MS in 5% HNO₃ and 0.2% HF 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: - Silver (Ag): 50 µg/mL (ppm). - Aluminium (Al): 100 µg/mL (ppm). - Boron (B): 100 µg/mL (ppm). - Barium (Ba): 100 µg/mL (ppm). - Sodium (Na): 100 µg/mL (ppm). - Potassium (K): 1000 µg/mL (ppm). - Silicon (Si): 500 µg/mL (ppm).Couleur et forme :LiquidReagecon ICP, ICP-MS Multi Element Standard (7 Elements) in 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 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 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: - Bismuth (Bi): 100 µg/mL (ppm). - Germanium (Ge): 100 µg/mL (ppm). - Indium (In): 100 µg/mL (ppm). - Lithium (Li): 100 µg/mL (ppm). - Lutetium (Lu): 100 µg/mL (ppm). - Scandium (Sc): 100 µg/mL (ppm). - Terbium (Tb): 100 µg/mL (ppm).Couleur et forme :LiquidConductivity Standard 1,413 µS/cm @25°C
Reagecon's Conductivity Standard at 25°C is tested and certified by an ISO17025 Accredited Test Method (A2LA 6739.03) and NIST traceable. The product 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.
- "This conductivity standard is aqueous based, thereby eliminating any errors attributable to matrix mismatch. Each bottle is supplied with a comprehensive Certificate of Analysis and has a table of conductivity variation with temperature printed on the product label. 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 "Couleur et forme :LiquidReagecon 100 NTU Non Ratio Turbidity Standard
Reagecon 100 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 …Couleur et forme :LiquidReagecon Ammonium Thiocyanate 0.1N according to United States Pharmacopoeia (USP)
Reagecon's Ammonium Thiocyanate 0.1N is a fully factorised, high purity, stable product, developed and tested for titrations. This Analytical Volumetric Solution, also called titrant, standard titrant or standard solution, is tested to a specification of ± 0.2%. 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 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.Couleur et forme :LiquidReagecon Spectrophotometry Holmium Oxide UV and Visible Wavelength Standard 240nm to 640nm with Blank (Ph. Eur)
Reagecon's Spectrophotometry Holmium Oxide UV and Visible Wavelength Standard (Ph. Eur) is a standard which gives peak wavelengths between 240 nm and 640 nm that includes a spectral scan at various wavelengths including 0.1, 0.2, 0.5, 1.0 and 2.0 nm slit widths. Therefore, this standard is used for validation of the wavelength scale of a spectrophotometer in both the UV and Visible regionsCouleur et forme :LiquidReagecon Ion Chromatography (IC) Multi Element Cation Standard (8 Elements) in 0.005% Nitric Acid (HNO₃)
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 (8 Elements) in 0.005% HNO₃ 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: - Lithium (Li): 100 µg/mL (ppm). - Sodium (Na): 100 µg/mL (ppm). - Ammonium (NH₄): 100 µg/mL (ppm). - Potassium (K): 100 µg/mL (ppm). - Calcium (Ca): 100 µg/mL (ppm). - Magnesium (Mg): 100 µg/mL (ppm). - Strontium (Sr): 100 µg/mL (ppm). - Barium (Ba): 100 µg/mL (ppm).Couleur et forme :LiquidReagecon Sodium Hydroxide 0.1M (0.1N) Low in Carbonate Analytical Volumetric Solution (AVL)
Reagecon's Sodium Hydroxide 0.1M (0.1N) Low in Carbonate 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.Couleur et forme :LiquidReagecon Potassium Hydroxide 1.0M (1.0N) Analytical Volumetric Solution (AVL)
Reagecon's Potassium Hydroxide 1.0M (1.0N) 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.Couleur et forme :LiquidReagecon Sulphuric Acid 0.9M (1.8N) Analytical Volumetric Solution (AVL)
Reagecon's Sulphuric Acid 0.9M (1.8N) 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.Couleur et forme :LiquidReagecon Density Standard Premium Range 0.6919 g/mL at 20°C
This Reagecon Density Standard Premium Range 0.6919 g/mL at 20°C is manufactured and tested in accordance with ASTM D1480-12 for testing of density or relative density (specific and API gravity). It is tested by Bingham Pycnometry and can be used as a calibration or control standard for density measurement by pycnometer, vibrational, or hydrometer (specific gravity) based techniques. - The Test Method used by Reagecon for testing density standards using Bingham Pycnometers is accredited to ISO 17025 (A2LA Ref: 6739.03). The product is prepared gravimetrically on a weight/weight basis. Both solute and solvent are weighed on a balance calibrated by OIML traceable weights. Reagecon holds ISO 17025 Accreditation for calibration of laboratory balances (A2LA Ref: 6739.02). The density of the product is established and tested using high performance calibrated reference pycnometers. - High accuracy (± 0.00077 g/ml) - Tested using a fundamental measurement technique (Bingham Pycnometer)Couleur et forme :LiquidReagecon ICP, ICP-MS Multi Element Standard (27 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% Nitric Acid (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: - Silver (Ag): 10 µg/mL (ppm). - Aluminium (Al): 10 µg/mL (ppm). - Barium (Ba): 10 µg/mL (ppm). - Beryllium (Be): 10 µg/mL (ppm). - Bismuth (Bi): 10 µg/mL (ppm). - Cadmium (Cd): 10 µg/mL (ppm). - Cobalt (Co): 10 µg/mL (ppm). - Chromium (Cr): 10 µg/mL (ppm). - Cesium (Cs): 10 µg/mL (ppm). - Copper (Cu): 10 µg/mL (ppm). - Gallium (Ga): 10 µg/mL (ppm). - Indium (In): 10 µg/mL (ppm). - Lithium (Li): 10 µg/mL (ppm). - Magnesium (Mg): 10 µg/mL (ppm). - Manganese (Mn): 10 µg/mL (ppm). - Molybdenum (Mo): 10 µg/mL (ppm). - Nickel (Ni): 10 µg/mL (ppm). - Lead (Pb): 10 µg/mL (ppm). - Rubidium (Rb): 10 µg/mL (ppm). - Strontium (Sr): 10 µg/mL (ppm). - Thallium (Tl): 10 µg/mL (ppm). - Vanadium (V): 10 µg/mL (ppm). - Zinc (Zn): 10 µg/mL (ppm). - Calcium (Ca): 100 µg/mL (ppm). - Iron (Fe): 100 µg/mL (ppm). - Potassium (K): 100 µg/mL (ppm). - Sodium (Na): 100 µg/mL (ppm).Couleur et forme :LiquidReagecon A to T Colour Solution Matching Fluid according to United States Pharmacopoeia (USP) Ampoule Set
Reagecon’s A to T Colour Solution Matching Fluid Set is formulated as a set of colour solution matching fluids in accordance with the United States Pharmacopoeia.Couleur et forme :LiquidReagecon Mercury Standard for Atomic Absorption (AAS) 10,000 µg/mL (10,000 ppm) in 1M Nitric Acid (HNO₃)
Reagecon's Mercury Standard for Atomic Absorption (AAS) 10;000 µg/mL in 1M Nitric Acid (HNO₃) is manufactured from very pure metal or salt (at least 99.9%). This product is manufactured gravimetrically. Prior to bottling; the final product is tested and verified using ICP-MS and is reported using the gravimetric result; to a specification of ± 0.2%. The results are reported in mg/L on the basis of weight). 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). 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.Couleur et forme :LiquidReagecon Sodium Standard for Atomic Absorption (AAS) 1 µg/mL (1 ppm) in 2% Nitric Acid (HNO₃)
Reagecon's Sodium Standard for Atomic Absorption (AAS) 1 µg/mL in 2% Nitric Acid (HNO₃) is manufactured from very pure metal or salt (at least 99.9%). This product is manufactured gravimetrically. Prior to bottling; the final product is tested and verified using ICP-MS and is reported using the gravimetric result; to a specification of ± 0.2%. The results are reported in mg/L on the basis of weight). 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). 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.Couleur et forme :LiquidReagecon Density Standard Premium Range 1.0828 g/mL at 15°C
This Reagecon Density Standard Premium Range 1.0828 g/mL at 15°C is manufactured and tested in accordance with ASTM D1480-12 for testing of density or relative density (specific and API gravity). It is tested by Bingham Pycnometry and can be used as a calibration or control standard for density measurement by pycnometer, vibrational, or hydrometer (specific gravity) based techniques. - The Test Method used by Reagecon for testing density standards using Bingham Pycnometers is accredited to ISO 17025 (A2LA Ref: 6739.03). The product is prepared gravimetrically on a weight/weight basis. Both solute and solvent are weighed on a balance calibrated by OIML traceable weights. Reagecon holds ISO 17025 Accreditation for calibration of laboratory balances (A2LA Ref: 6739.02). The density of the product is established and tested using high performance calibrated reference pycnometers. - High accuracy (± 0.00077 g/ml) - Tested using a fundamental measurement technique (Bingham Pycnometer)Couleur et forme :LiquidReagecon Sodium Arsenite 0.05M (0.1N) Analytical Volumetric Solution (AVL)
Reagecon's Sodium Arsenite 0.05M (0.1N) 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.Couleur et forme :Liquid

