Standards, A

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Standards, A

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  • Antimony Std/H2O 1000ppm 100mL

    SPEX CertiPrep

  • Arsenic/2%HN03 1000ppm 100mL

    SPEX CertiPrep

  • Antimony ICP Std 1000ppm 500mL

    SPEX CertiPrep

  • Ammonium Standard, 1,000 ppm ,120mL

    Ricca Chemical

  • Aroclor Solutions

    Restek

    Certified reference materials (CRMs) manufactured and QC-tested in Restek’s ISO-accredited labs satisfy your ISO requirements. Aroclor standards may exhibit lot-to-lot variation.

  • Assurance Grade Aluminum Standard

    SPEX CertiPrep

    Matrix: 2% HNO3

  • 1000 ppm Antimony for AA

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Antimony for AA is a 125 mL certified reference material set in a nitric acid (tr. tartaric acid) matrix for stability. This antimony standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration…

  • 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

  • Anion Standard - Nitrate

    AccuStandard

    Water

  • Acetic Acid 1mL

    SPEX CertiPrep

  • Aldehyde-Ketone-DNPH TO-11A Calibration Mix

    Restek

    Carbonyl compounds, including low molecular weight aldehydes and ketones, are receiving increased attention by the regulatory community. Formaldehyde in automobile exhaust accounts for 50-70 percent of the total atmospheric carbonyl burden. Furthermore, motor vehicles emit reactive hydrocarbons…

  • Chloride 1000 ppm Standard Solution

    GFS Chemicals

    Volumetric, colorimetric or turbidimetric standard.

  • Assurance Grade Boron Standard

    SPEX CertiPrep

    Matrix: H2O

  • 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

  • Agarose I tablets

    bioWORLD

    Save time and labor preparing agarose gels for electrophoresis of nucleic acids. Just place the required numbers of tablets into a standard buffer, then mix and heat until completely dissolved. Gel Strength, 1.5% >1200b/cm2 Gelling Range: 36-39°C Melting Temp:…

  • Assurance Grade Phosphorus Standard

    SPEX CertiPrep

    Matrix: H2O

  • Ammonium Standard Solution Traceable To SRM From NIST NH4Cl In H2O 1000 mg/L NH4…

    EMD Millipore

    pH: 5.4 (H2O, 20°C) Solubility: (20°C) soluble Density: 0.99 g/cm3 (20°C) Ignition Point: 5.4 (H2O, 20°C)

  • Ammonium phosphate, monobasic

    bioWORLD

    It is formed when a solution of phosphoric acid is added to ammonia until the solution is distinctly acidic. It is often used in the blending of dry agricultural fertilizers. It supplies soil with the elements nitrogen and phosphorus in a form which is usable by plants. The compound is also a…

  • Amco Clear® Calibration Kit, for HF Micro 100

    GFS Chemicals

    Kit contains 0.0, 10 and 1000 NTU standards required to calibrate the HF Micro 100 white light instrument. The deluxe kit also contains sealed secondary standards of each value.

  • 1000 ppm Aluminum for AA

    Inorganic Ventures

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

  • 2-Acetylfuran 1mL

    SPEX CertiPrep

  • 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…

  • Aluminum 10,000ppm 100mL

    SPEX CertiPrep

  • alpha-BHC 1mL

    SPEX CertiPrep

  • Acrolein and Acrylonitrile in Methanol P&T

    SPEX CertiPrep

    Matrix: Methanol-P&T

  • L-Arginine

    bioWORLD

    Synonym: ( S )-2-Amino-5-guanidinopentanoic acid A precursor of nitric oxide synthesis that induces vasodilation Appearance: White crystalline powder Boiling Point : ~367.6°C at 760 mmHg (Predicted) Density : 1.46 g/cm3 HS Code : 29252000 IUPAC_Name:…

  • Amco Clear® Turbidity Standard, 0.2 NTU

    GFS Chemicals

    For all EPA 180.1 turbidimeters

  • Appendix IX Mix #1, Revised

    Restek

    Conc. in Solvent and Volume: 2,000 μg/mL each in methylene chloride, 1 mL/ampule Min Shelf Life on Ship Date: 6 months Compounds: 2-Acetylaminofluorene (53-96-3) 4-Aminobiphenyl (92-67-1) p-Dimethylaminoazobenzene (60-11-7) 3,3'-Dimethylbenzidine (o-tolidine)…

  • 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

  • Ammonia Standard

    Ricca Chemical

  • Sodium 1,000 ppm Standard Solution

    GFS Chemicals

    AA, colorimetric or volumetric standard

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