Reagents, L

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Reagents, L

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  • Synonym(s): Silica preparation Empirical Formula: O2Si Linear Formula: SiO2 Formula Weight: 60.08 MDL Number: MFCD00011232 Density: 1.21 g/mL at 25 °C

  • Analysis Note Potency and solubility expressed in mg lectin/ml Biochem/physiol Actions PHA consists of two molecular species, an erythroagglutinin (PHA-E) which has low mitogenic activity and high erythroagglutinin activity, and leucoagglutinin (PHA-L) which has high mitogenic and…

  • Synonym: Luria Bertani Broth Components 10g/L Tryptone 5 g/L Yeast Extract 5 g/L NaCl General Description Lennox LB is a highly-referenced microbial growth medium used for the cultivation of E. coli . This nutrient-rich microbial broth contains peptides, amino acids,…

  • Synonym(s): H-His-OH.HCl.H2O Formula: C6H9N3O2 HCl H2O Formula weight: 209.63 (191.62anhy) Purity: 99% CAS Number: 5934-29-2 Harmonized Tariff Code:  2933.29

  • Formula: C6H14N2O2•HCl Formula Weight: 182.65 CAS Number: 657-27-2

  • Formula: Li2O4S xH2O Formula weight: 109.94(anhy) Purity: 99.996% (metals basis) CAS Number: 10377-48-7 Harmonized Tariff Code:  2833.29 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • L-Phenylalanine

    Spectrum Chemical

    CAS No.: 63-91-2

  • Lysis solution for blood,

    MilliporeSigma

    Storage: -20C UNSPSC Code: 12352200 General description: This lysis solution is a component of the REDExtract-N-Amp(TM) Blood PCR Kits for the rapid extraction and amplification of human genomic DNA from whole blood, whole blood dried on a blood card, and cultured mammalian cells.

  • MDL Number: MFCD00212998 Storage: 2-8°C

  • Formula: LiF Formula weight: 25.94 Purity: 98+% CAS Number: 7789-24-4 UN Number: UN3288 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2826.19 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye irritation.…

  • Lyra Direct SARS-CoV-2 Assay

    Quidel Corporation

    The Lyra SARS-CoV-2 Assay is a real-time RT-PCR assay intended for the in vitro qualitative detection of human coronavirus SARS-CoV-2 from viral RNA extracted from nasal, nasopharyngeal (NP) or oropharyngeal (OP) swab specimens from patients with signs and symptoms of COVID-19. The Assay targets…

  • Lawesson reagent, 0.97

    MilliporeSigma

    Synonyms: 2,4-Bis(4-methoxyphenyl)-2,4-dithioxo-1,3,2,4-dithiadiphosphetane; 2,4-Bis-(4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane 2,4-disulfide; 4-Methoxyphenylthiophosphoric cyclic di(thioanhydride); LR CAS Number: 19172-47-5 Formula: C14H14O2P2S4 Formula Weight: 404.47 Linear…

  • Application: LookOut™ DNA Erase is a potent, ready-to-use solution for rapid DNA decontamination of surfaces in laboratories. This reagent is characterized by its high efficiency. The decontamination spray completely destroys DNA within 60 seconds of surface treatment. The solution contains…

  • Synonym(s): 1,2-Diacyl- sn -glycero-3-phosphocholine; 3- sn -Phosphatidylcholine; L-α-Lecithin; Azolectin; PC Purity: 14-23% choline basis Storage: 2-8°C Beilstein Registry Number: 5209585

  • Lead Dioxide, Powder

    Spectrum Chemical

    CAS No.: 1309-60-0 UN No.: UN1872 Class: 5.1 Pkg. Group: PG III

  • MDL Number: MFCD00131520 Storage: 2-8°C

  • Synonyms: (S)-1-[N2-(1-carboxy-3-phenylpropyl)-lysyl-proline dihydrate; MK-521 Formula: C21H31O5N3 · 2H2O Formula Weight: 441.52 CAS No.: 83915-83-7 General description: This certified reference material (CRM) is produced and…

  • Lanthanum Nitrate, Reagent

    Spectrum Chemical

    Grade: Reagent CAS No.: 10277-43-7 UN No.: UN1477 Class: 5.1 Pkg. Group: PG II

  • Synonym(s): Lead (su)peroxide; Lead dioxide; Lead peroxide Empirical Formula: O2Pb Linear Formula: PbO2 Formula Weight: 239.20 MDL Number: MFCD00011165 Purity: 99.999% trace metals basis

  • Synonym(s): 3',4',5,7-Tetrahydroxyflavone Empirical Formula: C15H10O6 Linear Formula: C15H10O6 Formula Weight: 286.24 MDL Number: MFCD00017309 Purity: ≥98% (TLC) Melting Point: ~330 °C(lit.) Storage:…

  • Synonym(s): ( S )-2,5-Diaminopentanoic acid monohydrochloride Empirical Formula: C5H12N2O2 -+ HCl Linear Formula: C5H12N2O2 -+ HCl Formula Weight: 168.62 MDL Number: MFCD00064562 Purity: …

  • L-Histidine

    MilliporeSigma

    certified reference material, TraceCERT ® Synonym(s): ( S )-2-Amino-3-(4-imidazolyl)propionic acid Empirical Formula: C6H9N3O2 Formula Weight: 155.15 Linear Formula: C6H9N3O2 MDL Number: …

  • Lithium Chloride, Reagent, ACS

    Spectrum Chemical

    Grade: Reagent, ACS CAS No.: 7447-41-8

  • Selectivity: Total Coliform Bacteria (presumptive) 1-year shelf life at room temperature Lauryl Tryptose is available in three forms: Broth in ampules Broth in tubes, single strength Broth in tubes, concentrated

  • analytical standard Storage: −20°C Components: 1,3-Diolein 10 mg; 1,2-Dioleoyl- rac -glycerol 10 mg; Glyceryl trioleate 10 mg; Monoolein 10 mg

  • Formula: Mixture Formula Weight: N/A CAS Number: Synonym(s): LEB Description: Typical Composition (g/L): Peptone from casein 17.0; peptone from soymeal 3.0; D(+)glucose 2.5; sodium chloride 5.0; di-potassium hydrogen phosphate 2.5; yeast extract 6.0; acriflavine 0.015;…

  • Lead(IV) oxide, 97%

    Alfa Aesar

    Synonym(s): Lead dioxide, Lead peroxide Formula: PbO2 Formula weight: 239.19 Purity: 97% CAS Number: 1309-60-0 UN Number: UN1872 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2824.90 Hazard Statements: H360-H373-H272-H302-H332 May damage fertility or the…

  • Synonyms: Lysobac(TM) r Lysozyme; Mucopeptide N-acetylmuramoylhydrolase; Muramidase CAS Number: 12671-19-1 MDL No.: MFCD00131557 Purity: >=90% (SDS-PAGE) Storage: -70C Enzyme Commission (EC) Number: 3.2.1.17  ( BRENDA   IUBMB ) UNSPSC Code: 12352204 …

  • Synonym(s): Silica preparation Formula: SiO2 Formula Weight: 60.08 CAS No.: 7631-86-9 Density: 1.22g/mLat 25°C General description: contains sodium stabilizing counterion Legal Information: LUDOX is a registered trademark of W.R. Grace & Co.-Conn. …

  • MDL number MFCD00164401 form lyophilized powder purified by ion-exchange chromatography impurities <1% Protein, <1% RNA storage temp. 2-8°C Application Lipopolysaccharides (LPSs) are characteristic components of the cell wall of Gram-negative bacteria. LPS and…

  • Synonym(s): Chrome Yellow Formula: CrO4Pb Formula weight: 323.19 Purity: 98% CAS Number: 7758-97-6 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2841.50 Hazard Statements: H350-H360-H373-H201 …

  • Harmonized Tariff Code:  3822.00

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