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Reagents, K

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  • 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

  • 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

  • ALDRICH 2-Keto-4-methylpentanoic acid-1-13C sodium salt, 99 atom % 13C

    Sigma-Aldrich

    Synonym(s): 2-Ketoisocaproic acid-1- 13 C sodium salt Empirical Formula: 13 CC5H9NaO3 Linear Formula: (CH3)2CHCH2CO 13 CO2Na Formula Weight: 153.12 MDL Number: MFCD00084073 Melting Point: …

  • Kovac's Aldehyde Reagent

    Ricca Chemical

    Formula: Mixture Description: For Detection of Indole Producing Bacteria

  • FLUKA Kjeldahl Catalyst

    Sigma-Aldrich

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

  • Amino Acid F Reagent for S5000 Silica

    Hach

    Amino Acid F Reagent (2.9 L) used in the Series 5000 Silica Analyzer. Amino Acid F reagent is supplied in two parts to ensure a long shelf life: a 3-liter bottle of Amino Acid F Solution and a bottle of Amino Acid F Powder. Powder must be added to the solution immediately before installation in the analyzer.

  • FLUKA a-Ketoglutaric acid

    Sigma-Aldrich

    ≥99.0% (T) Synonym(s): alpha-Ketoglutaric acid; 2-Oxoglutaric acid; 2-Oxopentanedioic acid Empirical Formula: C5H6O5 Formula Weight: 146.10 Linear Formula: HOOCCH2CH2COCOOH MDL Number: MFCD00004165 Purity: …

  • SIGMA KiCqStart® SYBR® Green qPCR ReadyMix™ Low ROX™, for ABI and Stratagene…

    Sigma-Aldrich

    Storage: −20°C Included Fees: C961B71 has a Dry/Wet Ice Fee included in the price. C961B72 has a Dry/Wet Ice Fee included in the price. C961B73 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • Kaolin,

    Sigma-Aldrich

    Synonyms: Aluminum silicate hydroxide; Bolus; Hydrated aluminum silicate Formula: ~Al2Si2O5(OH)4 CAS No.: 1332-58-7 Packaging: 1 kg in poly bottle Packaging: 500 g in poly bottle

  • SIGMA KiCqStart® SYBR® Green qPCR ReadyMix™ with ROX™ for ABI instruments

    Sigma-Aldrich

    Storage: −20°C Included Fees: C961B74 has a Dry/Wet Ice Fee included in the price. C961B75 has a Dry/Wet Ice Fee included in the price. C961B76 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • Krebs-Ringer Solution, HEPES-buffered

    Alfa Aesar

  • FLUKA Ketoprofen impurity C

    Sigma-Aldrich

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 3-[(1 RS )-1-Carboxyethyl]benzoic acid; 3-Carboxy-α-methylbenzeneacetic acid Empirical Formula: C10H10O4 Formula Weight: 194.18 Linear Formula: C10H10O4

  • 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.

  • 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 Kanamycin sulfate from Streptomyces kanamyceticus, powder, BioReagent,…

    Sigma-Aldrich

    Synonyms: Kanamycin A; Kanamycin sulfate salt Formula: C18H36N4O11 · H2O4S Formula Weight: 582.58 CAS No.: 25389-94-0 Application: Use in biotechnology applications to inhibit protein synthesis. Recommended for use in…

  • SIAL Kanamycin sulfate from Streptomyces kanamyceticus

    Sigma-Aldrich

    meets USP testing specifications, powder Synonym(s): Kanamycin A; Kanamycin sulfate salt Empirical Formula: C18H36N4O11 -+ H2O4S Formula Weight: 582.58 Linear Formula: …

  • SIGMA Kanamycin sulfate mixture of Kanamycin A (main component) and Kanamycin B…

    Sigma-Aldrich

    Linear Formula: C18H36-37N4-5O10-11 -+ H2SO4 MDL Number: MFCD00070253 Beilstein Registry Number: 3874279

  • Kanamycin monosulfate

    Alfa Aesar

    Synonym(s): Kanamycin A Formula: C18H36N4O11 H2SO4 Formula weight: 582.58 CAS Number: 25389-94-0 Harmonized Tariff Code:  2941.90 Hazard Statements: H334-H360-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled. May damage fertility or the unborn child.…

  • Kollidon® 25

    Sigma-Aldrich

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

  • Kinetin, 99%

    Alfa Aesar

    Synonym(s): N(6)-Furfuryladenine, 6-Furfurylaminopurine Formula: C10H9N5O Formula weight: 215.22 Purity: 99% CAS Number: 525-79-1 Harmonized Tariff Code:  2934.99

  • FLUKA Kaiser test kit,

    Sigma-Aldrich

    Synonym(s): Ninhydrin test kit UN Number: UN1282 Application: Test for the detection of free amino groups. In solid-phase peptide synthesis, it shows incomplete coupling. 1,

  • FLUKA Ketoprofen, VETRANAL™, analytical standard

    Sigma-Aldrich

    Synonyms: 2-(3-Benzoylphenyl)propionic acid Formula: C16H14O3 Formula Weight: 254.28 CAS No.: 22071-15-4 Biochem/physiol Actions: Non-steroidal anti-inflammatory compound that is selective for COX-1. Legal Information: VETRANAL is a trademark of…

  • 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…

  • 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:…

  • SIGMA KiCqStart® SYBR® Green qPCR ReadyMix™ For Bio-Rad, Cepheid, Eppendorf,…

    Sigma-Aldrich

    Storage: −20°C Included Fees: C961B68 has a Dry/Wet Ice Fee included in the price. C961B69 has a Dry/Wet Ice Fee included in the price. C961B70 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • Krebs-Ringer Solution, bicarbonate-buffered

    Alfa Aesar

  • Kerosene, low odor

    Alfa Aesar

    Synonym(s): Kerosine CAS Number: 64742-47-8 Harmonized Tariff Code:  2710.19 Hazard Statements: H304-H227 May be fatal if swallowed and enters airways. Combustible liquid. Precautionary Statements: P210-P280-P301+P310-P405-P403+P235-P501a Keep away from heat/sparks/open flames/hot…

  • SIGMA Ketoconazole >=98% (HPLC)

    Sigma-Aldrich

    Synonym(s): (±)- cis -1-Acetyl-4-(4-[(2-[2,4-dichlorophenyl]-2-[1H-imidazol-1-ylmethyl]-1,3-dioxolan-4-yl)-methoxy]phenyl)piperazine Empirical Formula: C26H28Cl2N4O4 Linear Formula: …

  • ALDRICH 2-Ketobutyric acid-4-13C,3,3-d2 sodium salt hydrate, 99 atom % 13C, 98…

    Sigma-Aldrich

    Synonym(s): 13 C and D Labeled 2-ketobutyric acid sodium salt hydrate; Sodium α-ketobutyrate-4- 13 C,3,3-d2 Empirical Formula: 13 CC3D2H3NaO3 -+ xH2O Linear Formula: 13 CH3CD2COCO2Na -+…

  • SIAL Kaolin

    Sigma-Aldrich

    Synonym(s): Aluminum silicate hydroxide; Bolus; Hydrated aluminum silicate Linear Formula: ~Al2Si2O5(OH)4 MDL Number: MFCD00062311 RTECS No.: GF1670500

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