Standards, A

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  • Orion Ammonia Standard, 100ppm As N, 475 ml

    Thermo Scientific Orion

    Ammonia standard for use with ion selective electrodes. 100 ppm concentration 475 mL bottle

  • FLUKA HYDRANAL®-Coulomat Oil, reagent for coulometric KF titration in oils …

    Honeywell

    Application: To be used with: see related products General description: Visit our HYDRANAL center to learn more. Legal Information: HYDRANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH Included Fees: C990Q88 has a Small Barrier Pack Fee included in the price. To…

  • Agar, Phytoagar

    bioWORLD

    Free of extra salts that are often present in many agar preparations and affect plant growth. Gel Strength: 950 g/cm 2 Working Concentration: 5−7 g/L Gelling Temperature: 38°C Moisture: 10.92% Ash Content: 1.2% Swelling Index: 9.0 mL Water Absorption:…

  • Ammonia Standard

    Ricca Chemical

  • Activated charcoal acid washed

    bioWORLD

    High-purity carbon, especially useful for minimizing contamination in products. Supports or facilitates plant growth and/or shoot proliferation in two or more plant tissue cultures. This charcoal is plant tissue tested. Appearance: Grey solid Density : 1.8-2.1g/cm3 Oxidation_State: 4,3,2,1,0,-1,-2,-3,-4

  • "Alkane Standard Mixture for performance tests of GC-systems, C10; C20 - C40 …

    MilliporeSigma

    Density: 0.684 g/mL at 20 °C Components: contains C 10 and all even n-alkanes from C 20 to C 40, 50 mg/l in n-heptane each

  • Atomic Absorption Single Element Standards

    SCP Science

    Popular standards are available for Flame and Graphite Furnace Atomic Absorption. Each standard includes a detailed Certificate of Analysis and direct traceability to NIST. Certificate of Analysis with actual matrix, actual concentration, and traceability to NIST 3100 Series Standards 2…

  • APA6000 Alkalinity Standard 2, 500 mg/L

    Hach

    The APA6000 Alkalinity Process analyzer uses five reagents each of which is supplied in a 1L bottle designed to provide reagents for 30 days of continuous use. APA Alkalinity Reagent 1 (2826153) is an acid titrant that reacts with the alkalinity in the sample. APA Alkalinity Reagent 2 (2696653) is…

  • Anion Calibration Standard

    Inorganic Ventures

    Inorganic Ventures' Anion Calibration Standard is a 125 mL certified reference material set in a water matrix for stability. This standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . Size: …

  • Ammonia (as Nitrogen) Standard

    Labchem

    Product Size: 500ML CAS Number: 12125-02-9 Shelf Life (Months): 24 Container: Poly Bottle Traceable to NIST: No Refrigerated? : No DEA Registration Required? : No Hazard? : No Hazard Class: (none specified) Hazard Subrisk: (none specified) UN Number: (none…

  • Sodium 1,000 ppm Standard Solution

    GFS Chemicals

    AA, colorimetric or volumetric standard

  • 1000 ppm Arsenic for AA

    Inorganic Ventures

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

  • Phosphate 1,000 ppm Ion Standard Solution

    GFS Chemicals

    IC, colorimetric or volumetric standard

  • Amco Clear® Turbidity Standard, 100 NTU

    GFS Chemicals

    Test Turbidity 100 NTU Absorbance at 455nm (10mm pathlength) Lot Number of Baseline Material  

  • Aliphatic Hydrocarbon Standard

    Ultra Scientific

    14 Analyte(s) @ 1000 µg/mL in hexane.

  • Acrolein 1mL

    SPEX CertiPrep

  • Ammonium chloride

    bioWORLD

    A compound used in the lysis of red blood cells and protein isolation techniques. It is a reagent used in a variety of industrial and research applications. Useful in protein isolation techniques. Also used in the study of basic calcium phosphate crystals in fibroblasts. Inhibits intracellular…

  • "Alkane standard mixture for performance tests of GC-systems, C10 - C40 (all…

    MilliporeSigma

    Synonyms: Determination of hydrocarbons (even-numbered) according to ISO 16703 and EN 14039 Density: 0.684 g/mL at 20 °C Components: contains all even n-alkanes from C 10 to C 40 , 50 mg/L in n-heptane each

  • Assurance Grade Quality Control Standard 21

    SPEX CertiPrep

    Matrix: 5% HNO3 / tr Tart. Acid / tr H

  • Agarose high gelling temperature

    bioWORLD

    It is used for analysis of nucleic acids by gel electrophoresis or blotting (Northern or Southern) and is also suitable for protein applications such as Ouchterlony and radial immunodiffusion (RID). Supports or facilitates plant growth and/or shoot proliferation in two or more plant tissue…

  • Alternate Metals III 100mL

    SPEX CertiPrep

  • Acrylonitrile 1mL

    SPEX CertiPrep

  • Ammonium Cation Standard

    SPEX CertiPrep

    Matrix: H2O

  • ALUMINUM AA STANDARD, 1000ppm

    Labchem

  • Ammonium Molybdate(VI),Tetrahydrate

    bioWORLD

    Compound used in cryo-negative staining and is also used as an analgesic. Appearance: White crystalline powder Density: 2.50 g/cm3 at 25 ¡ãC HS Code: 28417000 Melting Point: 190ºC RTECS Number: QA5076000

  • Analytes B for ILMO2.O 100mL

    SPEX CertiPrep

  • ICP Analytes B 2%HNO3 100mL

    SPEX CertiPrep

  • 1000 ppm Arsenic for ICP

    Inorganic Ventures

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

  • AMCO Clear® Turbidity Standard, 5.0 NTU for Hach 2100N/AN Instruments

    GFS Chemicals

    Turbidity (on Hach 2100 N/AN and IS) 5.0 NTU Absorbance at 455nm (100mm pathlength) Lot Number of Baseline Material

  • SUPELCO ASTM® D5307 Crude oil qualitative standard, analytical standard

    MilliporeSigma

    Other Notes: Each of the hydrocarbons listed in approximate proportions (w/w) indicated. Combine with Cat. No. 48179 to prepare a calibration mixture covering C3 to C44 for calibrating retention times for boiling point correlation. Legal Information: ASTM is a registered trademark of American…

  • Acrolein/Acrylonitrile 1mL

    SPEX CertiPrep

  • Agarose III

    bioWORLD

    Exceptional agarose for pulsed-field gel electrophoresis (PFGE), the low EEO and high gel strength enable the preparation of low concentration gels for the resolution of large (>20 kb) DNA fragments. Ideal for Large Fragment (LF) separation Recommended for use with TAE buffer. Gel…

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