Estándares fisicoquímicos

Reagecon’s 11.5% Sucrose in Water (Brix) is a Certified Reference Material (CRM). The product is manufactured and certified in accordance with the requirements of ISO 17034 (A2LA Ref: 6739.01) and can be used on any make or model of refractometer. This product is used primarily either as a calibrant or analytical control solution in Refractive Index based methods of Brix value determinations; it can also be used to validate appropriate test methods or qualify a refractometer for use in a regulated industry. The product has a shelf life of 20 weeks; is manufactured in accordance with ICUMSA guidelines and is presented in a convenient high quality dropper bottle. - The product measurement uncertainty is computated on a batch to batch basis; but is guaranteed to never exceed ± 0.15 °Brix. ISO 17034 accreditation (A2LA Ref: 6739.01) requirements include raw material characterisation; homogeneity and stability studies; assignment of certified values as well as packaging and documentation control. This product is certified gravimetrically on a mass fraction basis. Both solute and solvent are weighed on balances calibrated by Reagecon’s engineers using OIML traceable weights. Reagecon holds ISO 17025 accreditation (A2LA Ref: 6739.02) for calibration of laboratory balances.

Reagecon's Refractive Index Standards (Solvent Based) 1.40485 nD at 20°C is a high quality product; with an extended shelf life to be used either as a calibrant or analytical control material for use in Refractive Index based methods for Refractive Index determination. This product can be used on any make or model of refractometer. The product is tested using a state of the art refractometer; manufactured gravimetrically and is traceable. Reagecon holds ISO 17025 accreditation (A2LA Ref: 6739.03) for the test method. - Reagecon holds ISO 17025 accreditation (A2LA Ref: 6739.03) for testing Refractive Index (Brix standards) using refractometry. This product has an uncertainty of measurement of ± 0.00014 nD units. It is stable for two years; either opened or unopened and is presented in a convenient 15ml dropper bottle. 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 (A2LA Ref: 6739.02) for calibration of laboratory balances. - High accuracy (± 0.00014 nD units) - Tested using a state of the art Refractometer

Reagecon’s 55% Sucrose in Water (Brix) is a Certified Reference Material (CRM). The product is manufactured and certified in accordance with the requirements of ISO 17034 (A2LA Ref: 6739.01) and can be used on any make or model of refractometer. This product is used primarily either as a calibrant or analytical control solution in Refractive Index based methods of Brix value determinations; it can also be used to validate appropriate test methods or qualify a refractometer for use in a regulated industry. The product has a shelf life of 20 weeks; is manufactured in accordance with ICUMSA guidelines and is presented in a convenient high quality dropper bottle. - The product measurement uncertainty is computated on a batch to batch basis; but is guaranteed to never exceed ± 0.15 °Brix. ISO 17034 accreditation (A2LA Ref: 6739.01) requirements include raw material characterisation; homogeneity and stability studies; assignment of certified values as well as packaging and documentation control. This product is certified gravimetrically on a mass fraction basis. Both solute and solvent are weighed on balances calibrated by Reagecon’s engineers using OIML traceable weights. Reagecon holds ISO 17025 accreditation (A2LA Ref: 6739.02) for calibration of laboratory balances.

Reagecon's Refractive Index Standard (Stabilised Sucrose) 1.39032 nD units at 20°C is a high quality product, with an extended shelf life to be used either as a calibrant or analytical control material for use in Refractive Index based methods for Refractive Index determination. This product can be used on any make or model of refractometer. The product is tested using a state of the art refractometer, manufactured gravimetrically and is traceable. Reagecon holds ISO 17025 accreditation for the test method used to certify this product. - Reagecon holds ISO 17025 accreditation (A2LA Ref: 6739.03) for testing Refractive Index (Brix standards) using refractometry. This product has an uncertainty of measurement of ± 0.00014 nD units. It is stable for one year; either opened or unopened and is presented in a convenient 15ml dropper bottle. 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 (A2LA Ref: 6739.02) for calibration of laboratory balances. - High accuracy (± 0.00014 nD units) - Tested using a state of the art Refractometer

Reagecon's Ammonium Chloride Solution NH4 10 µg/mL is a high purity stable product developed and tested for several Chinese Pharmacopoeia (ChP) applications. - This Reagecon ChP reagent is accurate, stable and reproducible. Stability is proven (either opened or unopened) for the shelf life of this product.

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

Reagecon Total Base Number (TBN) Standard 6.0 mg/g Potassium Hydroxide (KOH) in Synthetic Base Oil Matrix is tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03). This high quality standard can be used to calibrate; control or validate the methodology or equipment used to perform TBN testing according to ASTM Method D2896. - Produced in accordance with ASTM D2896. - Test method D2896 is used for both new and used petroleum products that may contain basic constituents that may be present as additives. - The test method D2896 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. - Standards are traceable to NIST. - The method has a very low uncertainty of measurement. - Stability is proven (either opened or unopened) for the shelf life of this product. - This Standard forms part of the linearity set of TBN Standards that range in value from 1.0 mg/g KOH in a synthetic base oil up to 70 mg/g KOH. - Consistency of product - Independent; Traceable; Certified.

Reagecon's Antimony Standard for Atomic Absorption (AAS) 1000 µg/mL in Water (H₂O) 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.

Reagecon’s N.8 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 Hydroxide 0.5M according to Chinese Pharmacopoeia (ChP) is a fully factorised, high purity, stable product, developed and tested for titrations. This is an Analytical Volumetric Solution, also called titrant, standard titrant or standard solution. 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 also called potentiometric titration, to determine the end points by detection of any of several properties as detailed in several ChP monographs. - NIST Traceable - Titration is a rapid, economical and versatile analytical tool. This Reagecon Analytical Volumetric Solution 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 S20 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 pH Buffer Solution at 20°C is tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.

Reagecon's Acetate Buffer pH 5.8 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. - The product has the reported accuracy and guaranteed stability of 2 years.

Reagecon's Acetate Buffer pH 4.5 Dissolution Media Concentrate is presented in concentrate form. This concentrate measures 250ml in volume in each bottle and the contents of each bottle can be diluted to produce 10L 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 250ml of solution, each 250ml bottle is diluted to give 10L of ready to use Dissolution Medium.

Reagecon's Potasium Iodate 0.01667M is a fully factorised, high purity, stable product, developed and tested for titrations. This is an Analytical Volumetric Solution, also called titrant, standard titrant or standard solution. 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 also called potentiometric titration, to determine the end points by detection of any of several properties as detailed in several ChP monographs. - NIST Traceable - Titration is a rapid, economical and versatile analytical tool. This Reagecon Analytical Volumetric Solution 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.

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 Density Standard Quality Range 0.7488 g/mL at 20°C is manufactured and tested in accordance with ASTM D4052 for testing of density or relative density (specific and API gravity). It is tested by vibrational densitometer and can be used as a calibration or control standard for density measurement by vibrational or hydrometer (specific gravity) based techniques. - The Test Method used by Reagecon for testing density standards using vibrational densitometers 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 (A2LA Ref: 6739.02) for calibration of laboratory balances. The density of the product is established and tested using high performance calibrated vibrational densitometers. - High accuracy ± 0.16%

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

Pricing displayed is Nett. For order quantities above 4 units, ask your sales contact for a quotation. Reagecon's Multi Element Standard 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 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): 5000 µg/mL (ppm). - Calcium (Ca): 5000 µg/mL (ppm). - Iron (Fe): 5000 µg/mL (ppm).

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