Reagents, L

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Reagents, L

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  • L-Pipecolinic acid, 99%

    Alfa Aesar

    Synonym(s): (S)-(-)-Piperidine-2-carboxylic acid, H-Pip-OH Formula: C6H11NO2 Formula weight: 129.16 Purity: 99% CAS Number: 3105-95-1 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…

  • Lead(II) nitrate, 99%

    Alfa Aesar

    Formula: Pb(NO3)2 Formula weight: 331.20 Purity: 99% CAS Number: 10099-74-8 UN Number: UN1469 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code:  2834.29 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause damage to organs…

  • SIGMA L-Altrose >=97.0% (HPLC)

    MilliporeSigma

    Empirical Formula: C6H12O6 Linear Formula: C6H12O6 Formula Weight: 180.16 MDL Number: MFCD09880209 Purity: ≥97.0% (HPLC)

  • Lecithin, Refined

    Alfa Aesar

    Synonym(s): Phosphatidylcholine CAS Number: 8002-43-5 Harmonized Tariff Code:  2923.20

  • Poly-L-ornithine hydrobromide, mol wt 30,000-70,000

    MilliporeSigma

    CAS Number: 27378-49-0 MDL Number: MFCD00237231 Analysis Note Molecular weight based on viscosity. Also assayed by MALLS.

  • SIGMA 1-Linoleoyl-rac-glycerol >=97%, liquid

    MilliporeSigma

    Synonym(s): 1-([ cis , cis ]-9,12-octadecadienoyl)- rac -glycerol; 1-Monolinolein Empirical Formula: C21H38O4 Linear Formula: C21H38O4 Formula Weight: 354.52 MDL Number: MFCD00270409 Purity: ≥97% Storage: −20°C

  • L-Histidine

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP and PhEur Synonym(s): ( S )-2-Amino-3-(4-imidazolyl)propionic acid Empirical Formula: C6H9N3O2 Formula Weight: 155.15 Linear Formula: C6H9N3O2

  • SIGMA L-Glutamic acid g-(a-naphthylamide) monohydrate

    MilliporeSigma

    Empirical Formula: C15H16N2O3 H2O Linear Formula: C15H16N2O3 H2O MDL Number: MFCD00149245 Storage: −20°C

  • SIGMA Lactic Dehydrogenase, recombinant from E. coli >=90 U/mg

    MilliporeSigma

    Synonym(s): ( S )-Lactate: NAD + oxidoreductase; L-Lactate Dehydrogenase MDL Number: MFCD00131466

  • "L-2,4-Diaminobutyric acid dihydrochloride"

    MilliporeSigma

    ≥95.0% Empirical Formula: C4H10N2O2 -+ 2HCl Formula Weight: 191.06 Linear Formula: NH2CH2CH2CH(NH2)COOH -+ 2HCl MDL Number: MFCD00064561 Purity: ≥95.0% (AT); ≥95.0% …

  • L-Leucinol, 97%

    Alfa Aesar

    Synonym(s): (S)-2-Amino-4-methylpentanol, H-Leu-ol Formula: C6H15NO Formula weight: 117.19 Purity: 97% CAS Number: 7533-40-6 Harmonized Tariff Code:  2922.19 Hazard Statements: H315-H319-H227 Causes skin irritation. Causes serious eye irritation. Combustible liquid. …

  • SUPELCO LEAD IN GASOLINE

    MilliporeSigma

    set of 7 × 100 mL Storage: room temp

  • SIGMA Liver concentrate

    MilliporeSigma

    Storage: −20°C

  • L-Leucine methyl ester hydrochloride, 99%

    Alfa Aesar

    Synonym(s): H-Leu-OMe.HCl Formula: C7H15NO2 HCl Formula weight: 181.66 Purity: 99% CAS Number: 7517-19-3 Harmonized Tariff Code:  2922.49

  • Loam soil (trace elements)

    MilliporeSigma

    ERM ® certified Reference Material

  • SIGMA Lysing Enzymes from Trichoderma harzianum lyophilized powder

    MilliporeSigma

    Synonym(s): Glucanex ® Storage: 2-8°C

  • ALDRICH Lithium trifluoromethanesulfonate, 99.995% trace metals basis

    MilliporeSigma

    Synonym(s): LiTf; Lithium triflate; Trifluoromethanesulfonic acid lithium salt Empirical Formula: CF3LiO3S Linear Formula: CF3SO3Li Formula Weight: 156.01 MDL Number: MFCD00013227 Purity: 99.995% trace metals basis Melting Point: …

  • L-Tyrosine tert-butyl ester

    AFG Bioscience

    Synonyms: L-Tyr-OtBu CAS No.: 16874-12-7 Molecular Formula: C13H19NO3 Molecular Weight: 237.3 MDL No.: MFCD00042644 Appearance: Crystalline Storage Temperature: Store at 0-8°C

  • ALDRICH L-Homophenylalanine hydrochloride, 97%

    MilliporeSigma

    Empirical Formula: C10H13NO2 -+ HCl Linear Formula: C6H5CH2CH2CH(NH2)CO2H -+ HCl Formula Weight: 215.68 MDL Number: MFCD03427064 Purity: 97% Melting Point: 262-265 °C (dec.)(lit.)

  • SIGMA LB Broth (Miller) Powder microbial growth medium

    MilliporeSigma

    Synonym(s): Luria Broth; Miller's LB Broth Storage: room temp

  • Lewatit® Sybron Ionac® SR-7

    MilliporeSigma

    15-50 μm particle size MDL Number: MFCD03792380

  • SIGMA L-Arginine p-nitroanilide dihydrochloride protease substrate

    MilliporeSigma

    Empirical Formula: C12H18N6O3 -+ 2HCl Linear Formula: C12H18N6O3 -+ 2HCl Formula Weight: 367.23 MDL Number: MFCD00058249 Storage: 2-8°C

  • Bismuth Standard

    Ultra Scientific

    1 Analyte(s) @ 10,000 µg/mL in water with dilute nitric acid

  • L-Glutamine, FCC

    Spectrum Chemical

    Grade: FCC CAS No.: 56-85-9

  • SIGMA L-threo-Dihydrosphingosine >=95% (TLC)

    MilliporeSigma

    Synonym(s): Safingol Empirical Formula: C18H39NO2 Linear Formula: C18H39NO2 Formula Weight: 301.51 MDL Number: MFCD00792847 Purity: ≥95% (TLC) Storage: −20°C

  • Leflunomide for peak identification

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Leflunomide; 5-Methylisoxazole-4-(4-trifluoromethyl)carboxanilide Empirical Formula: C12H9F3N2O2 Formula Weight: 270.21 Linear Formula: …

  • Lamotrigine impurity E

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): 2,3-Dichlorobenzoic acid Empirical Formula: C7H4Cl2O2 Formula Weight: 191.01 Linear Formula: Cl2C6H3CO2H MDL Number: MFCD00002413 …

  • SIAL Lithium chloride

    MilliporeSigma

    anhydrous, free-flowing, Redi-Dri ™ , ACS reagent, ≥99% Empirical Formula: ClLi Formula Weight: 42.39 Linear Formula: LiCl MDL Number: MFCD00011078 Purity: ≥99% Melting Point: 605 °C(lit.) RTECS No.: OJ5950000

  • ALDRICH Lithium niobate, 99.9% trace metals basis

    MilliporeSigma

    Synonym(s): Lithium metaniobatem; Lithium niobium oxide; Lithium niobium trioxide Formula: LiNbO3 Formula Weight: 147.85 CAS No.: 12031-63-9 Purity: 99.9% trace metals basis Packaging: 10 g in poly bottle

  • Lutetium(III) iodide, ultra dry, 99.9% (REO)

    Alfa Aesar

    Formula: LuI3 Formula weight: 555.68 Purity: 99.9% (REO) CAS Number: 13813-45-1 Harmonized Tariff Code:  2846.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Lopinavir for peak identification

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Lopinavir Empirical Formula: C37H48N4O5 Formula Weight: 628.80 Linear Formula: C37H48N4O5

  • 1,2-Diacyl-sn-glycero-3-phospho-L-serine =97% (TLC), from bovine brain,…

    MilliporeSigma

    Synonym: 3- sn -Phosphatidyl-L-serine, L-a-Phosphatidyl-L-serine, PS, Phosphatidylserine Biochem/physiol Actions A slowly metabolized structural phospholipid found mainly in gray matter. Caution Solutions exposed to room temperature will decompose about 0.5% per day.

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