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Reagents, K

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  • FLUKA Kligler Agar

    Sigma-Aldrich

    for microbiology Synonym(s): Kligler Iron Agar

  • SIGMA Kaempferol >=97.0% (HPLC)

    Sigma-Aldrich

    Synonym(s): 3,4',5,7-Tetrahydroxyflavone; 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-4 H -1-benzopyran-4-one; Robigenin Empirical Formula: C15H10O6 Linear Formula: C15H10O6 Formula Weight: 286.24 MDL Number: MFCD00016938 …

  • Kanamycin disulfate, 700 µg/mg

    Alfa Aesar

    Synonym(s): Kanamycin A, Kanamycin acid sulfate Formula: C18H36N4O11 2H2SO4 Formula weight: 680.65 CAS Number: 64013-70-3 Harmonized Tariff Code:  2941.90 Risk Phrases: 61 May cause harm to the unborn child. Safety Phrases: 53-20-36-45-60 Avoid exposure - obtain special…

  • SIGMA Ketone Body Assay sufficient for 200 tests (UV)

    Sigma-Aldrich

    Storage: −20°C

  • Kanamycin disulfate salt from Streptomyces kanamyceticus aminoglycoside…

    Sigma-Aldrich

    Synonym: Kanamycin A, Kanamycin acid sulfate CAS Number 64013-70-3 MDL number MFCD00143916 Preparation Note Kanamycin acid sulfate is prepared by solubilizing kanamycin sulfate in dilute sulfuric acid and drying. The sulfate content is approximately 25%. Application …

  • SUPELCO Korean Drinking Water VOC Mix A

    Sigma-Aldrich

    certified reference material, 100 μg/mL each component in methanol, ampule of  mL Synonym(s): KDWR VOC Mix A Components: Benzene; Bromodichloromethane; Bromoform; Carbon tetrachloride; Chloroform; Chloroform; 1,1-Dichloroethylene; Ethylbenzene; Dichloromethane; Phenol;…

  • SUPELCO Kieselguhr, calcined, purified

    Sigma-Aldrich

    Synonyms: Infusorial earth CAS No.: 91053-39-3

  • Kovac's reagent for indoles, for microbiology

    Sigma-Aldrich

    CAS No.: 100-10-7 Synonyms: 4-(Dimethylamino)benzaldehyde solution; Indole reagent according to Kovac Formula: C9H11NO Formula Weight: 149.19 Linear Formula: C9H11NO MDL No.: MFCD00003381 Flash Point (F): 96.8 °F Flash Point…

  • Kovacs Indole Reagent 100mL UN2920

    EMD Millipore

    Indole reagent is for identifying indole-positive organisms after incubation. HS Code: 3822 00 00 Density: 0.92 g/cm³ (20 °C) Flash point: 36 °C pH value: < - 1 (H2O, 20 °C) Solubility: (20 °C) soluble

  • FLUKA KF-Streptococcus Agar

    Sigma-Aldrich

    for microbiology Synonym(s): Kenner Fecal Agar

  • KTO: Reagent Set, Detergents 0-0.320

    Hach

    For determination of Detergents (Surfactants) by the Crystal Violet method (Hach Method 8028). Reagent Set includes: Benzene, Buffer Solution and Detergent Reagent Powder Pillows for 70 - 100 tests. Range: 0 - 0.320 mg/L

  • Kerosene, Odorless

    Ricca Chemical

  • FLUKA Ketoconazole

    Sigma-Aldrich

    pharmaceutical secondary standard; traceable to USP and PhEur Synonym(s): Ketoconazole; (±)- cis -1-Acetyl-4-(4-[(2-[2,4-dichlorophenyl]-2-[1H-imidazol-1-ylmethyl]-1,3-dioxolan-4-yl)-methoxy]phenyl)piperazine Empirical Formula: …

  • FLUKA Kovac's reagent for indoles

    Sigma-Aldrich

    for microbiology Synonym(s): 4-(Dimethylamino)benzaldehyde solution Empirical Formula: C9H11NO Formula Weight: 149.19 Linear Formula: C9H11NO MDL Number: MFCD00003381 Storage: 2-8°C Beilstein Registry Number: 4132845 RIDADR:…

  • Kovac's Aldehyde Reagent

    Ricca Chemical

    Formula: Mixture Description: For Detection of Indole Producing Bacteria

  • SIGMA Kolliphor® ELP

    Sigma-Aldrich

    Synonym(s): Cremophor ® ELP; PEG-35 castor oil; Polyoxyl 35 Hydrogenated Castor oil; Polyoxyl-35 castor oil MDL Number: MFCD00130879

  • Kieselguhr

    Alfa Aesar

    Synonym(s): Diatomaceous earth CAS Number: 7631-86-9 Harmonized Tariff Code:  2512.00 Hazard Statements: H319-H335 Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing…

  • Kollidon® 25

    Sigma-Aldrich

    CAS No.: 9003-39-8 Synonyms: Polyvinylpyrrolidone; PVP; Polyvidone; Povidone Linear Formula: (C6H9NO)n MDL No.: MFCD00149016

  • SIGMA Kollidon® SR

    Sigma-Aldrich

    Synonym(s): Polyvinyl acetate-Polyvinylpyrrolidone mixture MDL Number:

  • FLUKA Karl Fischer reagent solution A

    Sigma-Aldrich

    for pyridine-based volumetric KF titration (pyridine, sulfur dioxide, methanol) Density: ~1.01 g/mL Storage: 2-8°C RIDADR: UN 1992 3/PG 2 Included Fees: C955Q41 has a Small Barrier Pack Fee included in the price. To see the value of these fees, download our Fee List.

  • Kollisolv® PEG E 400

    Sigma-Aldrich

    CAS No.: 25322-68-3 Synonyms: Poly(ethylene glycol); Lutrol ® E 400; Macrogol 400; Polyethylene glycol 400; PEG Linear Formula: H(OCH2CH2)nOH MDL No.: MFCD00081839

  • Kinetin BioReagent, plant cell culture tested, amorphous powder

    Sigma-Aldrich

    Synonym: 6-Furfurylaminopurine, N 6 -Furfuryladenine CAS Number: 525-79-1 Empirical Formula (Hill Notation): C10H9N5O Molecular Weight: 215.21 Beilstein Registry Number: 21703 EC Number: 208-382-2 MDL Number: MFCD00075757 …

  • SIGMA Kinetin plant cell culture tested, crystalline

    Sigma-Aldrich

    Synonym(s): 6-Furfurylaminopurine; N 6 -Furfuryladenine Empirical Formula: C10H9N5O Linear Formula: C10H9N5O Formula Weight: 215.21 MDL Number: MFCD00075757 Melting Point: 264-270 °C (dec.)(lit.) Beilstein…

  • KTO: Reagent Set, For Nickel

    Hach

    Reagent Set for Nickel - Heptoxime Method; includes Chloroform ( Cat. No.14458-49), Nickel 1 Reagent PP ( Cat. No. 2123-68) and Nickel 2 Reagent PP (Cat. No. 2124-68) USEPA accepted for reporting wastewater analysis using Hach Method 8037 Method: Chloroform Extraction using…

  • FLUKA Kjeldahl Catalyst

    Sigma-Aldrich

    free of Hg and Se, tablets (2.5 g) MDL Number: MFCD00144529 RIDADR: UN 3077 9 / PGIII

  • Kerosene (Low Odor) 4 L Baker

    Avantor - J.T.Baker®

    For Laboratory, Research or Manufacturing Use. Comes in a 4 Liter narrow mouth amber glass bottle. CAS Number: 8008-20-6 IMO: 3:1223 HTS Number: 2710192600 Specific Gravity: 1L = 0.80 Kg Flash Point: 38.00° C Management of Change: N

  • Kanamycin Sulfate

    ACTGene, Inc.

    Aminoglycoside with activity against many Gram-negative bacteria. Binds to ribosomal subunit and inhibits protein synthesis. Used as a selective agent for the incorporation of NPT II (Neomycin phosphotransferase) (APH3') gene in plant and animal cells. For research use. Potency (Dried…

  • SIGMA K-Carrageenan sulfated plant polysaccharide

    Sigma-Aldrich

    Synonym(s): Vegetable gelatin MDL Number: MFCD00151514

  • SUPELCO Kieselguhr

    Sigma-Aldrich

    calcined, purified Synonym(s): Infusorial earth MDL Number: MFCD00132803

  • FLUKA Ketobemidone impurity C

    Sigma-Aldrich

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 1-[4-(3-Hydroxyphenyl)piperidin-4-yl]propan-1-one Empirical Formula: C14H19NO2 Formula Weight: 233.31 Linear Formula: C14H19NO2

  • SIAL Kerosene

    Sigma-Aldrich

    purum MDL Number: MFCD00135561 Boiling Point: 175-325 °C(lit.); 190-250 °C Density: 0.8 g/mL at 25 °C(lit.) Refractive Index: n 20/D 1.436 RTECS No.: OA5500000 RIDADR: UN 1223 3 / PGIII

  • SIGMA Ketamine hydrochloride/xylazine hydrochloride solution

    Sigma-Aldrich

    MDL Number: MFCD00798875 Storage: 2-8°C Included Fees: C962Z22 has an additional DEA Fee not included in the price. To see the value of these fees, download our Fee List.

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