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  • 1000 ppm Rubidium for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Rubidium for ICP is a certified reference material set in a nitric acid matrix for stability. This rubidium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • Rare Earth ICP-MS Standard

    Inorganic Ventures

    Inorganic Ventures' Rare Earth ICP-MS Standard is a 125 mL certified reference material set in a nitric acid matrix for stability. This standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • Rare Earths ICP-MS Standard

    Inorganic Ventures

    Inorganic Ventures' Rare Earths ICP-MS Standard is a 125 mL certified reference material set in a nitric acid matrix for stability. This standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 10,000 ppm Rubidium for ICP

    Inorganic Ventures

    Inorganic Ventures' 10,000 ppm Rubidium for ICP is a certified reference material set in a nitric acid matrix for stability. This rubidium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • Redox Std, Iodide/Triiodide

    Ricca Chemical

  • SUPELCO Radiello™ Methylene Blue Calibration Standard for H2S (Hydrogen Sulfide)…

    Sigma-Aldrich

    General description: The H 2 S calibration standard contains a methylene blue concentrate that, once diluted 1:50 (v/v) with water, provides the same absorbance value of hydrogen sulfide at 665 nm at a concentration of 1.145 μg/mL sulfide ions. This concentration value is the highest…

  • 5242-R4 (Revision 4 Compounds)

    SPEX CertiPrep

  • Rhodium Standard 10 mg/l

    EMD Millipore

    Solubility (20 °C) soluble Density 1.02 g/cm 3 (20 °C) pH value 1 (H2O, 20 °C)

  • 1000 ppm Rhodium for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Rhodium for ICP is a 125 mL certified reference material set in a hydrochloric acid matrix for stability. This rhodium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . Size: …

  • Resmethrin 1mL

    SPEX CertiPrep

  • Rubidium ICP Std 1000ppm 500mL

    SPEX CertiPrep

  • Rhodium ICP, 10K ppm in HCl

    Ricca Chemical

  • 5mm O.D. NMR Reference Standards

    Wilmad LabGlass

    Wilmad NMR Reference Standards come with a certificate of analysis (CofA) and are packaged in ultra-high field 5 mm OD, 8" length precision tubes to guarantee their performance in experiments over 600 MHz. Meets or exceeds requirements set by NMR spectrometer manufacturers All…

  • FLUKA Reserpine Standard for LC-MS, analytical standard, for LC-MS

    Sigma-Aldrich

    Synonyms: Reserpine Formula: C33H40N2O9 Formula Weight: 608.68 CAS No.: 50-55-5 Storage Temperature: 2-8°C Biochem/physiol Actions: Inhibits vesicular uptake of catecholamines and serotonin.

  • ULTRAcheck Regulated SOCs Sample

    Ultra Scientific

    3 analytes in concentrate

  • 5242-R4 (Revision 4 Compounds)

    SPEX CertiPrep

  • 1000 ppm Ruthenium for AA

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Ruthenium for AA is a certified reference material set in a hydrochloric acid matrix for stability. This ruthenium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 10ppm Rhodium ICP Std 100mL

    SPEX CertiPrep

  • Resorcinol 1000ppm 1mL

    SPEX CertiPrep

  • 10,000 ppm Ruthenium for ICP

    Inorganic Ventures

    Inorganic Ventures' 10,000 ppm Ruthenium for ICP is a certified reference material set in a hydrochloric acid matrix for stability. This ruthenium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 1000 ppm Rhenium for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Rhenium for ICP is a certified reference material set in a nitric acid matrix for stability. This rhenium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 10 ppm Rhodium for ICP-MS

    Inorganic Ventures

    Inorganic Ventures' 10 ppm Rhodium for ICP-MS is a 125 mL certified reference material set in a hydrochloric acid matrix for stability. This rhodium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 1000 ppm Ruthenium for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Ruthenium for ICP is a certified reference material set in a hydrochloric acid matrix for stability. This ruthenium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • Ribitol(Andonitol) (1000UG/mL) 1mL

    SPEX CertiPrep

  • 1000 ppm Rhodium for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Rhodium for ICP is a certified reference material set in a nitric acid matrix for stability. This rhodium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 100 ppm Rhodium for ICP-MS

    Inorganic Ventures

    Inorganic Ventures' 100 ppm Rhodium for ICP-MS is a 125 mL certified reference material set in a hydrochloric acid matrix for stability. This rhodium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • RDX 1000ppm 1mL

    SPEX CertiPrep

  • ULTRAcheck PCB Screening Sample

    Ultra Scientific

    1 analyte in concentrate

  • Reference Oil 1.5mL

    SPEX CertiPrep

  • 1000 ppm Rubidium for AA

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Rubidium for AA is a certified reference material set in a nitric acid matrix for stability. This rubidium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

  • 10,000 ppm Rhodium for ICP

    Inorganic Ventures

    Inorganic Ventures' 10,000 ppm Rhodium for ICP is a certified reference material set in a hydrochloric acid matrix for stability. This rhodium standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . …

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