Physicochemical Standards

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.

Reagecon's Sodium Hydroxide 3.0M (3.0N) 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.

Reagecon's Ferroin Indicator Solution is a high quality Indicator Solution produced from the highest quality raw materials and manufactured and tested under rigorous conditions. For manual titrations; indicator titrant or analyte change colour and this colour change is by far the most important method of end point detection, in such titrations. A high quality indicator solution such as Reagecon's Ferroin Indicator Solution facilitates end point detection, in a clear and unambiguous manner and is an imperative for accurate manual titrimetry.

Reagecon 0.5 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 …

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% 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 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: - Aluminium (Al): 10 µg/mL (ppm). - Arsenic (As): 10 µg/mL (ppm). - Cadmium (Cd): 10 µg/mL (ppm). - Cobalt (Co): 10 µg/mL (ppm). - Chromium (Cr): 10 µg/mL (ppm). - Copper (Cu): 10 µg/mL (ppm). - Manganese (Mn): 10 µg/mL (ppm). - Nickel (Ni): 10 µg/mL (ppm). - Lead (Pb): 10 µg/mL (ppm). - Antimony (Sb): 10 µg/mL (ppm). - Selenium (Se): 10 µg/mL (ppm). - Silicon (Si): 10 µg/mL (ppm). - Thorium (Th): 10 µg/mL (ppm). - Thallium (Tl): 10 µg/mL (ppm). - Uranium (U): 10 µg/mL (ppm). - Zinc (Zn): 10 µg/mL (ppm).

Reagecon's Spectrophotometry Stray Light Inorganic 390nm Cut-off Filter - Sodium Nitrite is formulated to give zero absorbance at 390 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.

Reagecon Barium Chloride R1 Solution is a high purity stable product developed and tested for European Pharmacopoeia (EP) applications.  These include the preparation of other reagents (4.1.1), use in identification reactions of ions and functional groups (2.3.1) and used as a reagent in the performance of tests outlined in several EP monographs. - NIST traceable - This Reagecon EP reagent is accurate, stable and reproducible. Stability is proven (either opened or unopened) for the shelf life of this product.

This Reagecon's 250 mV (± 5mV) Standard acts as a Control or Reference Material. This is because Redox Oxidation/Reduction (ORP) is an absolute measurement and the sensing electrode does not require calibration. This Standard verifies the functionality of the sensing and reference electrode; the analysts technique; environmental conditions and the operation of the measuring meter. The value of 250 mV quoted refers to the potentials of the platinum electrode v Ag/AgCl reference electrode. - Reagecon produces a complete range of high-quality Redox Standards for the control; validation or qualification of Redox measurement. - Very high specification (± 5mV). - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle. - All products are tested with proven verifiable accuracy and fully budgeted uncertainty of measurement.

Reagecon’s Total Base Number (TBN) Titration Solvent 2:1 Chlorobenzene and Glacial Acetic Acid for ASTM D2896 is used by dissolving the sample in this solution and titrating potentiometrically with a solution of perchloric acid in glacial acetic acid. The test method is used for both new and used petroleum products that may contain basic constituents that may be present as additives. The test may also be used as a measure of lubricant degradation, but any condemning limits based on the test must be established on an individual basis.

This Reagecon's 468 mV (± 5mV) Standard acts as a Control or Reference Material. This is because Redox Oxidation/Reduction (ORP) is an absolute measurement and the sensing electrode does not require calibration. This Standard verifies the functionality of the sensing and reference electrode; the analysts technique; environmental conditions and the operation of the measuring meter. The value of 468 mV quoted refers to the potentials of the platinum electrode v Ag/AgCl reference electrode. - Reagecon produces a complete range of high-quality Redox Standards for the control; validation or qualification of Redox measurement. - Very high specification (± 5mV). - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle. - All products are tested with proven verifiable accuracy and fully budgeted uncertainty of measurement.

Reagecon's Colour Reference Solution No.3 Yellowish Green is formulated as a reference solution for the examination of the degree of colouration of liquids in accordance with the Chinese Pharmacopoeia. This product is produced by combining Reagecon Primary Colour Solutions. - This Reference Colour Solution is a ready to use coloration standard presented in high quality, tamper evident bottles for use as a calibration and/or quality control standard. It is prepared by combining Reagecon Primary Colour Solutions. - Manufactured gravimetrically according to Chinese Pharmacopoeia guidelines. - Concentration verified using a high performance spectrophotometer.

Reagecon's Tantalum Standard for ICP; ICP-MS 1000 µg/mL (1000 ppm) in 1% Hydrofluoric Acid (HF) and 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.

Reagecon Carbon Dioxide Free Water is a high purity stable product developed and tested for European Pharmacopoeia (EP) applications.  These include the preparation of other reagents (4.1.1) and used as a reagent in the performance of tests outlined in several EP monographs. - This Reagecon EP reagent is accurate, stable and reproducible. Stability is proven (either opened or unopened) for the shelf life of this product.

Reagecon's N44 Kinematic Viscosity, Dynamic Viscosity and Density Standard can be used to calibrate, control or validate all types of viscometers including capillary, flow cup, rotational, falling ball, falling/rising object, stabinger and vibrational viscometers.This Viscosity Standard and all Reagecon Viscosity Standards are reported to 4 significant figures on their Certificate of Analysis.Only 2 significant figures are shown here for expediency of layout.   - This product has been tested according to ASTM method D 2162 for Kinematic Viscosity using Ubbelohde Master Viscometers. - The Density has been tested in accordance with ASTM method D4052 (Kinematic Viscosity x Density = Dynamic Viscosity). - Kinematic Viscosity values and Density values are traceable to the Primary Standard of pure water at 20°C as adopted by NIST. Temperature values are traceable via National Standards to the ITS-90 temperature scale.

Reagecon's Sodium 120mmol/l and Potassium 80mmol/l Standard for Flame Photometry is manufactured from ultra-pure salts. 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% for each cation. 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.

Reagecon's Lithium 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.

Reagecon's Hydrochloric Acid 0.01N Dissolution Media Concentrate is presented in concentrate form. This concentrate measures 230.85ml in volume in each bottle and the contents of each bottle can be diluted to produce 6L of working solution in water. This diluted volume is the working Dissolution Medium. The product is prepared and when diluted can be used in accordance with relevant pharmacopoeia requirements. - This product is presented as a concentrate in order to facilitate easy shipping, storage and handling. - The pack contains 12 bottles, each of which has a volume of 230.85ml of solution, each 230.85ml bottle is diluted to give 6L of ready to use Dissolution Medium.

Reagecon's Copper (Cu) 0.1% Standard Solution is used in the preparation of other reagents and as specified in individual monographs. 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%. Reagecon hold ISO 17025 accreditation (A2LA Ref: 6739.02) for calibration of laboratory balances. - 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.

Reagecon's pH Buffer Solution at 25°C is tested by an ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable; has guaranteed stability throughout its entire shelf life; even after opening the bottle. The product is developed; formulated and specified in accordance with EP requirements. - NIST traceable