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certified reference Companies

  • SUEZ Water Technologies and Solutions

    based in Boulder, COLORADO (USA).


    SUEZ Water Technologies and Solutions

    SUEZ Water Technologies & Solutions designs and manufactures Sievers® Total Organic Carbon (TOC) Analyzers that enable near real-time reporting of organic carbon levels for treatment optimization, quality control, and regulatory compliance. Accurate ...

  • Challenge Technology

    based in Springdale, ARKANSAS (USA).


    Challenge Technology

    Challenge Technology is the world leader in manufacturing and support of respirometric measuring equipment. For over 23 years, Challenge Technology has provided the highest quality respirometers available for testing in wastewater treatment and ...

    Challenge Technology - Concrete Thermal Expansion

    Challenge Technology - Concrete Thermal Expansion

    Concrete Thermal Expansion is a computer controlled, automated, concrete thermal expansion testing machine.

  • Teledyne Tekmar

    based in Mason, OHIO (USA).


    Teledyne Tekmar

    Teledyne Tekmar is a leader in the design and manufacturing of analytical instrumentation for the laboratory providing productivity-enhancing instrumentation and solutions to a number of industries. Our world-renowned product lines include Volatile ...

    Tekmar - Model Fusion - UV/Persulfate TOC Analyzer

    Tekmar - Model Fusion - UV/Persulfate TOC Analyzer

    Almost 40 years ago, Dohrmann began designing and manufacturing premier Total Organic Carbon (TOC) Analyzers. Since joining the Tekmar family, the tradition of producing innovative laboratory TOC analyzers continues. The Dohrmann Series Fusion Total ...

  • NECi Superior Enzymes

    based in Lake Linden, MICHIGAN (USA).


    NECi Superior Enzymes

    NECi Superior Enzymes, previously `The Nitrate Elimination Company, Inc.`, is a woman-owned small business located in Michigan`s Upper Peninsula. NECi`s specialty is designing and producing recombinant proteins for inclusion in quantification test ...

  • AMETEK Land

    based in Dronfield, UNITED KINGDOM.


    AMETEK Land

    AMETEK Land (Land Instruments International) - Supporting the global industrial community for over 60 years with innovative and reliable products and solutions. AMETEK LAND are specialists in the design and manufacture of monitors and analysers for ...

    AMETEK - Model Landcal P550P - Low Temperature Portable

    AMETEK - Model Landcal P550P - Low Temperature Portable

    Offering primary and reference sources for advanced radiation thermometers, Landcal blackbody calibration sources provides high precision, traceable calibration, both on-site and under laboratory conditions.

  • Myron L Company

    based in Carlsbad, CALIFORNIA (USA).


    Myron L Company

    The Myron L® Company, originally founded in 1957 as a Research and Development company, is a privately owned and operated California Corporation. Since the 1960’s, the company has established itself as the leading manufacturer of high quality and ...

    Myron L - pH Buffers - Standard Solutions and Buffers

    Myron L - pH Buffers - Standard Solutions and Buffers

    All Myron L handheld instruments are factory calibrated with NIST traceable Standard Solutions having specific conductivity/ppm values. MyronL Company Standard Solutions are made under strictly controlled conditions using reagent grade salts. These ...

  • Fluxana GmbH Co. KG

    based in Bedburg-Hau, GERMANY.


    Fluxana GmbH Co. KG

    FLUXANA® is dedicated to serve and support the x-ray fluorescence (XRF) spectroscopist. We supply users of XRF a wide selection of accessories such as sample cups, sample support films, chemicals and certified reference materials. Furthermore, we ...

    FLUXearch - XRF/OES Reference Material Database

    FLUXearch - XRF/OES Reference Material Database

    FLUXearch is the comprehensive reference material database by FLUXANA with a variety of certified and non-certified standards. Get your reference materials for XRF and OES quickly and easily in our database of over 21,000 standards.

  • Merck KGaA, Darmstadt, Germany

    based in Darmstadt, GERMANY.


    Merck KGaA, Darmstadt, Germany

    Merck KGaA is a leading science and technology company in healthcare, life science and performance materials. Around 50,000 employees work to further develop technologies that improve and enhance life – from biopharmaceutical therapies to treat ...

    Model 48045 - EPA 551A  - Halogenated Volatiles Mix

    Model 48045 - EPA 551A - Halogenated Volatiles Mix

    This certified reference material (CRM) is produced and certified in accordance with ISO Guide 34:2009 and ISO/IEC 17025:2005. All information regarding the use of this CRM can be found on the certificate of analysis.. 2000 μg/mL each component ...

  • NSI Lab Solutions

    based in Raleigh, NORTH CAROLINA (USA).

    NSI Lab Solutions

    Reliability, flexibility and trust. These three traits have remained our focus as we have developed and grown our business since its inception. We were founded in 1982 to operate reference materials program for the USEPA, and today, we continue to ...

    NSI Lab - Certified Reference Materials for TSS, TDS, and TS in Water

    NSI Lab - Certified Reference Materials for TSS, TDS, and TS in Water

    Certified Reference Materials for TSS, TDS, and TS in Water ISO Guide 34 Accredited. Pure: Manufactured from highest purity water and analytically verified neat source materials. Certified: Accuracy, homogeneity and performance of each lot is ...

  • Puragaz, Ireland

    based in Shannon, IRELAND.

    Puragaz, Ireland

    PURAGAZ is an Irish company as that supplies precision calibration gas mixtures and high purity gases for the Process and Industrial markets worldwide. Our core competencies are custom gas mixtures and standard calibration gases in a portable, ...

    Calibration Standards (CRM – Certified Reference Materials)

    Calibration Standards (CRM – Certified Reference Materials)

    Puragaz in partnership with international vendors like Reagecon & DCG provide high accuracy traceable gaseous & liquid reference standards for the Hydrocarbon, Natural gas, Refining & petrochemical industries.

  • Essex Scientific Laboratory Supplies Limited (ESSLAB)

    based in Hadleigh, UNITED KINGDOM.

    Essex Scientific Laboratory Supplies Limited (ESSLAB)

    Essex Scientific Laboratory Supplies Limited (ESSLAB) specialise in the supply of consumables and instrumentation supporting liquid handling, chromatography and certified reference materials. As principle distributors for accredited standards and ...

    ISO Guide 34 Inorganic Standards Certified Reference Materials

    ISO Guide 34 Inorganic Standards Certified Reference Materials

    Accredited Standards Certified Reference Materials (CRM) are of the very highest quality and are manufactured using ultra high purity acid and 18 megohm doubly deionized water that has been filtered through a 0.2 micron filter. They are suitable for ...

  • Kemtrak AB

    based in Täby, SWEDEN.

    Kemtrak AB

    Kemtrak is a company producing in-line measuring instruments and automation solutions for the industrial process engineering industry. Our goal is to partner with our customers through a network of experienced distributors to produce successful ...

    Kemtrak - Certified Color Reference Standards

    Kemtrak - Certified Color Reference Standards

    Certified color reference standards are ideal for routine calibration, verification and ensuring good inter-laboratory or inter-instrument correlation. The range of liquid standards includes ASTM, Gardner, Pt-Co and Saybolt Color, the key color ...

  • Bymaz PTY

    Supplier of standards for Environmental Testing and research. Specializing in PCB`s PCDD`s,PCDF`s , flame retardant bromides and many more. Bymaz is based in South Africa and is the sole distributor for Wellington Labs certified reference ...

  • Altus Science Limited

    based in UNITED KINGDOM.

    Altus Science Limited

    Altus Science is a Certified Reference Material (CRM) provider, focusing on Total Organic Carbon (TOC) and Conductivity CRMs. We provide Calibration, Validation and consumables for all makes of TOC analysers.We recognise the importance of ...

  • Cerilliant Corporation

    based in Round Rock, TEXAS (USA).

    Cerilliant Corporation

    Cerilliant Corporation, located in Round Rock, Texas, is a global leader in providing certified reference standards for critical applications. The company has been providing certified reference materials for over 30 years. Cerilliant offers ...

    Model H-106 / H-106-1ML - 18-Hydroxycorticosterone

    Model H-106 / H-106-1ML - 18-Hydroxycorticosterone

    100 µg/mL in 10% Water in Acetonitrile | Certified Reference Material. This Certified Spiking Solution® is suitable for multiple LC/MS applications in clinical and diagnostic testing and endocrinology. 18-Hydroxycorticosterone is tested ...

  • Westech Industrial Ltd.

    based in Calgary, ALBERTA (CANADA).

    Westech Industrial Ltd.

    Westech Industrial Ltd. is a leading supplier of process control equipment and instrumentation to Canadian and international industries. Since 1966, we have developed a reputation as a source for quality solutions and products. As your analytical ...

  • Inorganic Ventures

    based in Christiansburg, VIRGINIA (USA).

    Inorganic Ventures

    Since 1985, Inorganic Ventures has been manufacturing a higher class of analytical inorganic standards at a fair price. We can make almost any certified reference material for ICP, ICP-MS, IC, atomic absorption, wet chemistry, and QC applications. ...

    Model 1000 ppm (µg/mL)- AA - AASB1-500ML - Antimony

    Model 1000 ppm (µg/mL)- AA - AASB1-500ML - Antimony

    Inorganic Ventures' 1000 ppm (µg/mL) Antimony for AA is a 500mL certified reference material set in a nitric acid / tartaric acid matrix for stability. This antimony standard is Traceable to NIST and manufactured in accordance with our ...

  • AccuStandard, Inc

    based in New Haven, CONNECTICUT (USA).

    AccuStandard, Inc

    AccuStandard, founded in 1986, is a leading manufacturer of Certified Reference Materials (CRMs). The company started in a business incubator co-sponsored by Yale University and The City of New Haven at the former site of Olin Chemical Company in ...

  • Chiron AS

    based in Trondheim, NORWAY.

    Chiron AS

    Chiron producuses Certified reference mterials (Standards). We can only offer 10 to 100 milligram per compound. Requsts for 1FCL, or 100KG etc. et are useless, an will be ignored. We are NOT a BULK prducer or provider. Request fr lb instrumens an ...

  • Starna Scientific Ltd.

    based in Essex, UNITED KINGDOM.

    Starna Scientific Ltd.

    Starna Certified Reference Materials, spectrophotometer cells / cuvettes and optical components enjoy a worldwide reputation for quality, service and reliability. These products are backed by over eighty years’ experience in optical manufacture and ...

    Support Services

    Support Services

    Starna Support section. A range of topics are covered here to assist you in the selection, use and trouble-shooting of your spectrophotometer and fluorimeter cells, and Starna Certified Reference Materials.

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