Sigma-Aldrich

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  • FLUKA Cadmium Standard for AAS, TraceCERT®, 1000 mg/L Cd in nitric acid

    Sigma-Aldrich

    General description: This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO Guide 34 . This CRM is traceable to SI unit kg and measured against NIST- and BAM-CRM. Certified content incl. uncertainty and expiry date are given on label. Download…

  • CFPP Standard CFPP IP 309; ASTM D 6371 (-16.9°C)

    Sigma-Aldrich

    Synonym: Cold Filter Plugging Point Standard This product is a certified reference material (CRM) certified to ISO Guide 34 under UKAS accreditation.

  • m-Chloramphenicol VETRANAL™, analytical standard

    Sigma-Aldrich

    Synonym: D- (−) -threo -2-Dichloroacetamido-1-(3-nitrophenyl)-1,3-propanediol CAS Number: 7411-65-6 Empirical Formula (Hill Notation): C11H12Cl2N2O5 Molecular Weight: 323.13 MDL Number: MFCD07370152 …

  • Conductivity Standard - 1412 µmhos/cm

    Sigma-Aldrich

    EC Number: 231-791-2 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. Other Notes Values of analytes vary lot to…

  • ASTM® D3710 Qualitative Calibration Mix

    Sigma-Aldrich

  • Cultispher® -S standard porosity, High thermal stability

    Sigma-Aldrich

    General Description Macroporous gelatin-coated microcarrier beads. General purpose beads for anchorage-dependent cells. Legal Information Cultispher is a registered trademark of Percell Biolytica AB

  • Conductivity Standard - 25 µmhos/cm

    Sigma-Aldrich

    EC Number: 231-791-2 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. Other Notes Values of analytes vary lot to…

  • Chlordane (mixture of isomers)

    Sigma-Aldrich

    Grade:  analytical standard Description: technical mixture CofA:  certificate of analysis is enclosed in each package. Packaging: ampule of 1 mL Concentration:  500 μg/mL in methanol Storage temp.:  2-8°C

  • Candida albicans ATCC® 10231 Vitroids™ 80 CFU

    Sigma-Aldrich

    Synonym: Candida albicans ATCC® 10231 RapidCheck™ 80 CFU General description 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…

  • FLUKA Calcium Standard for IC, TraceCERT®, 1000 mg/L Ca+2 in nitric acid

    Sigma-Aldrich

    General description: This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO Guide 34 . This CRM is traceable to SI unit kg and measured against NIST- and BAM-CRM. Certified content incl. uncertainty and expiry date are given on label. Download…

  • Conductivity Standard - 600 µmhos/cm

    Sigma-Aldrich

    EC Number: 231-791-2 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. Other Notes Values of analytes vary lot to…

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