Standards, A

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Standards, A

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  • 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.

  • Ammonia Standard

    Ricca Chemical

  • Aluminum 1000 ppm Standard Solution

    GFS Chemicals

    AA or colorimetric standard.

  • 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:…

  • "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

  • Ammonia, Standard

    Reagents®

    Concentration: 5.5mg/L N Composition: Water 100%, Ammonium Chloride 0% Boiling Point: -77.73 °C Density: 1 Melting Point: -33.34 °C Color: Colorless liquid Physical State: Liquid pH Range: 4.5 to 5.5 Solubility Information: Miscible Shelf Life: 6 Months Storage: Ambient DOT:…

  • Acephate 1mL

    SPEX CertiPrep

  • 1000 ppm Aluminum for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Aluminum for ICP is a certified reference material set in a hydrochloric 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 . …

  • 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

  • Antifoaming Silicone Emulsion, Dow Corning DB 110 A, 500mL

    PerkinElmer

    Controls foaming during reaction when using the MHS-10 or MHS-20.

  • Manganese 1,000 ppm Standard Solution

    GFS Chemicals

    AA, colorimetric or volumetric standard

  • Ammonium acetate 5M solution

    bioWORLD

    5M solution in ultra pure water Common reagent for molecular biology Appearance: Liquid

  • 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.

  • AMMONIA STANDARD, 1000ppm

    Labchem

  • 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…

  • Arsenic, plasma standard solution, As 1,000µg/ml

    BeanTown Chemical

    EC No: 231-714-2 MDL No: MFCD00085309 UN No: UN3264; Haz Class: 8; Packing Group: III Liquid, As in 5% HNO3

  • 1000 Ammonia Nitrogn H20 100mL

    SPEX CertiPrep

  • 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:…

  • Aluminium Standard Solution Traceable To SRM From NIST Al(NO3)3 In HNO3 0.5 Mol…

    MilliporeSigma

    UN No.: 3264 pH: 0.5 (H2O, 20°C) Solubility: (20°C) soluble Density: 1.017 g/cm3 (20°C) Ignition Point: 0.5 (H2O, 20°C)

  • Adenine hemisulfate, dihydrate

    bioWORLD

    A salt of the nucleotide adenine. Em (262nm, 0.01M HCl): >13000 High Purity Grade Water (KF)(%): <=10.0 Appearance: Powder Melting Point: 260°C RTECS Number: AU7140000

  • 1000 ppm Arsenic+3 for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Arsenic+3 for ICP is a certified reference material set in a hydrochloric (tr. sodium hydroxide & sodium bicarb.) matrix for stability. This arsenic+3 standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance …

  • 1000 ppm Arsenic+5 for ICP

    Inorganic Ventures

    Inorganic Ventures' 1000 ppm Arsenic+5 for ICP is a certified reference material set in a water matrix for stability. This arsenic+5 standard is Traceable to NIST and manufactured in accordance with our stringent Quality Assurance guidelines. One year Expiration Date . Size: …

  • 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 . …

  • Aroclor 1254 (High Level)

    SPEX CertiPrep

    Matrix: Hexane

  • Ammonia, Standard

    Reagents®

    Concentration: 20mg/L N Composition: Water 100%, Ammonium Chloride 0% Boiling Point: -77.73 °C Density: 1 Melting Point: -33.34 °C Color: Colorless liquid Physical State: Liquid pH Range: 4.5 to 5.5 Solubility Information: Miscible Shelf Life: 6 Months Storage: Ambient …

  • 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

  • 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…

  • AMCO Clear® Calibration Kit, for Hach 2100N/AN Instruments

    GFS Chemicals

    Kit contains 0.0, 20, 200, 1000 and 4000 NTU standards required to calibrate the Hach 2100N/AN instruments. The deluxe kit also contains sealed secondary standards of each value.

  • 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:…

  • Anion Multi-Element Standard I ... B (F-), (Po43-), (Br-) = 1000 mg/L (Naf,…

    MilliporeSigma

    pH: 5.3 (H2O, 20°C) Solubility: (20°C) soluble Density: 1.00 g/cm3 (20°C) Ignition Point: 5.3 (H2O, 20°C)

  • 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…

  • Arsenic 1000 ppm Standard Solution

    GFS Chemicals

    AA or colorimetric standard

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