Étalons relatives à l’industrie électrochimique

Reagecon's Conductivity Standard at 25°C is tested by an ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable. The product is aqueous based; non-hazardous and accurate to a specification of ± 1%. - To enable analysts to achieve the correct result when measuring conductivity and to prove the correctness of that result; Reagecon has developed a high quality range of Conductivity Standards; which can be used for calibration of conductivity senors; quality control; method validation and instrument qualification. - Reagecon Conductivity Standards are aqueous based; thereby eliminating any errors attributable to matrix mismatch. - Directly traceable to NIST standard reference materials; meets the specification requirements of all the major Pharmacopoeias. - Each bottle is supplied with a comprehensive Certificate of Analysis and has a table of conductivity variation with temperature available via the product label; as are lot numbers and expiry dates for user convenience. - 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. - Manufactured to exacting specifications with an extended shelf life and stability; even after opening the bottle thereby eliminating the requirement to open a fresh bottle of standard every time it is used.

This standard is an aqueous suspension of a formazin type product that carries all of the advantages of formazin but eliminates its shortcomings. It is stable; safe; EPA approved and accurate. - Reagecon have developed a proprietary synthetic process that produces a family of products called Turbiform™. These products combine most of the positive attributes of the formazin and AMCO APEA-1 range of standards already available from Reagecon; whilst eliminating most of the shortcomings. Most importantly; this process does not interfere adversely with the status of formazin as the recognised primary standard. - Product exhibits a wide range of particle sizes; shapes and slopes (similar to formazin) mean diameter 3 µm with distribution of between 1 and 20 microns; which are similar to the particle size and distribution found in most sample types. - This product can be used to calibrate; control; validate or qualify; almost any make or model of Turbidity measuring instrument. - Traceable to NIST reference material 1690 and 1691

This highly accurate 5000 ppm Chemical Oxygen Demand (COD) Calibration Standard, can be used to calibrate, control, verify or validate all COD Test Methods. The product yields an accurate test result of 5000 ppm. Achieving this correct result increases significantly the confidence of the analyst in the correct COD reading of the sample. - Reagecon’s COD Standards are ideal for use as Control Standards to verify that correct analysis for COD has taken place. Achieving an acceptable result for the Control Standard will improve confidence in sample readings for this important environmental parameter. - Used as a Control Standard; or for Validation or Qualification. - Directly traceable to NIST standard reference materials. - Run Control with each set of samples. - Prepare and analyse in exactly the same way as samples. - Manufactured to exacting specifications with an extended shelf life and stability. - Proven compliance with EPA. - Compatible with any instrument.

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 Buffer Standard pH 3.776 at 25°C Certified Reference Material is produced under our ISO 17034 (A2LA Ref: 6739.01) Accreditation and is NIST traceable. - ISO 17034 accreditation requirements include raw material characterisation; homogeneity and stability studies; assignment of certified values as well as packaging and documentation control.

Reagecon’s NIST Value pH Buffer Solution at 20°C is tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.

This highly accurate 20 ppm Chemical Oxygen Demand (COD) Calibration Standard, can be used to calibrate, control, verify or validate all COD Test Methods. The product yields an accurate test result of 20 ppm. Achieving this correct result increases significantly the confidence of the analyst in the correct COD reading of the sample. - Reagecon’s COD Standards are ideal for use as Control Standards to verify that correct analysis for COD has taken place. Achieving an acceptable result for the Control Standard will improve confidence in sample readings for this important environmental parameter. - Used as a Control Standard; or for Validation or Qualification. - Directly traceable to NIST standard reference materials. - Run Control with each set of samples. - Prepare and analyse in exactly the same way as samples. - Manufactured to exacting specifications with an extended shelf life and stability. - Proven compliance with EPA. - Compatible with any instrument.

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's Low Ionic Strength pH Buffer Solution at 20°C suitable for accurate measurement of low ionic strength samples. Tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.

Reagecon 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 …

Reagecon's pH Buffer Solution at 20°C is colour coded for ease of use. Tested by our ISO 17025 Accredited Test Method (A2LA Ref: 6739.03) and NIST traceable.

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.

Reagecon's Buffer Standard pH 6.865 at 25°C Certified Reference Material is produced under our ISO 17034 (A2LA Ref: 6739.01) Accreditation and is NIST traceable. - ISO 17034 accreditation requirements include raw material characterisation; homogeneity and stability studies; assignment of certified values as well as packaging and documentation control.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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's Buffer Standard pH 10.000 at 25°C Certified Reference Material is colour coded for ease of use; produced under our ISO 17034 (A2LA Ref: 6739.01) Accreditation and is NIST traceable. - ISO 17034 accreditation requirements include raw material characterisation; homogeneity and stability studies; assignment of certified values as well as packaging and documentation control.

This standard is an aqueous suspension of a formazin type product that carries all of the advantages of formazin but eliminates its shortcomings. It is stable; safe; EPA approved and accurate. - Reagecon have developed a proprietary synthetic process that produces a family of products called Turbiform™. These products combine most of the positive attributes of the formazin and AMCO APEA-1 range of standards already available from Reagecon; whilst eliminating most of the shortcomings. Most importantly; this process does not interfere adversely with the status of formazin as the recognised primary standard. - Product exhibits a wide range of particle sizes; shapes and slopes (similar to formazin) mean diameter 3 µm with distribution of between 1 and 20 microns; which are similar to the particle size and distribution found in most sample types. - This product can be used to calibrate; control; validate or qualify; almost any make or model of Turbidity measuring instrument. - Traceable to NIST reference material 1690 and 1691

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’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.

Reagecon’s Total Dissolved Solids (TDS) 250 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