Reagents, L

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Reagents, L

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  • L-Tyrosine, 99%

    Alfa Aesar

    Synonym(s): 3-(4-Hydroxyphenyl)-L-alanine, H-Tyr-OH Formula: C9H11NO3 Formula weight: 181.19 Purity: 99% CAS Number: 60-18-4 Harmonized Tariff Code:  2922.50 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37 In case of contact with…

  • SIGMA [Leu15]-Gastrin I human >=97% (HPLC)

    MilliporeSigma

    Synonym(s): [Leu 15 ]-HG-17; LHG-17; [15-Leucine]-Gastrin I, human heptadecapeptide; [18-Pyroglutamic acid, 32-leucine]-Big gastrin I-(18-34)-peptide amide, human; [Leu 15 ]-Gastrin I, human; [Leu 15 ]-HG-17; [Leucine 15 ]-Gastrin I heptadecapeptide; [Leucine 15 ]-Little gastrin I Empirical…

  • LB Broth

    BD

    Description: Propagation and maintenance of E. coli for molecular biology. Contains 10g/L NaCl

  • Lead(II) oxide, 99.9%

    Alfa Aesar

    Formula: PbO Formula weight: 223.19 Purity: 99.9% CAS Number: 1317-36-8 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2824.10 Hazard Statements: H360-H373-H302-H332 May damage fertility or the unborn child. May cause damage to organs through…

  • Lignin, alkali low sulfonate content

    MilliporeSigma

    Synonym: Lignin, kraft CAS Number 18068-05-1 MDL number MFCD09039274 mol wt   average Mw ~10,000 impurities   4% sulfur pH 10.5 (3 wt. %) color   yellow to orange solubility   H2O: soluble Packaging 100, 500 g in poly bottle Application Primary dispersing…

  • Luria-Bertani (LB) Agar Plates

    bioWORLD

    Prepoured, 100x15 mm plates with Luria-Bertani (LB) Agar pH: 7.0 Keep away from continuous exposure to light Contains: 1% tryptone 0.5% yeast extract 1.0% NaCl 1.5% agar All plates have a guaranteed shelf life of 5 weeks from date of shipment.

  • L-Aspartic acid, reagent grade, =98% (TLC)

    MilliporeSigma

    Synonym: ( S )-(+)-Aminosuccinic acid, ( S )-Aminobutanedioic acid CAS Number: 56-84-8 Linear Formula: HO2CCH2CH(NH2)CO2H Molecular Weight : 133.10 Beilstein Registry Number: 1723530 EC Number: 200-291-6 MDL…

  • ALDRICH Lactic acid, natural, >=85%

    MilliporeSigma

    Synonym(s): DL-Lactic acid; 2-Hydroxypropionic acid Empirical Formula: C3H6O3 Linear Formula: CH3CH(OH)COOH Formula Weight: 90.08 MDL Number: MFCD00004520 Purity: ≥85% Boiling Point: 122 °C/15 mmHg(lit.) …

  • ALDRICH L-Menthol, natural, >=99%, FCC

    MilliporeSigma

    Synonym(s): (1 R ,2 S ,5 R )-(−)-Menthol; (−)-Menthol; (1 R ,2 S ,5 R )-2-Isopropyl-5-methylcyclohexanol; 5-Methyl-2-(1-methylethyl)cyclohexanol Empirical Formula: C10H20O Linear Formula: C10H20O Formula Weight: 156.27 MDL Number: …

  • ALDRICH L-Menthone, mixture of isomers, >=96%, FCC

    MilliporeSigma

    Synonym(s): (−)-Menthone; (1 R ,4 S )- p -Menthan-3-one; (2 S ,5 R )-2-Isopropyl-5-methylcyclohexanone Empirical Formula: C10H18O Linear Formula: C10H18O Formula Weight: 154.25 MDL Number: MFCD00001634 Purity: ≥96% Boiling…

  • SIGMA Lectin from Phaseolus vulgaris (red kidney bean) Phytohemagglutinin PHA-M,…

    MilliporeSigma

    Synonym(s): Phaseolus vulgaris agglutinin; PHA Storage: 2-8°C

  • Lanthanum, plasma standard solution, Specpure r, La 10,000µg/ml

    Alfa Aesar

    Formula: La2O3 in 5 HNO3 UN Number: UN3264 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3822.00 Hazard Statements: H314 Causes severe skin burns and eye damage. Precautionary Statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a Do not breathe…

  • LB Lennox Broth

    IBI Scientific

    IBI’s LB Lennox Broth is used in molecular genetic studies. It is a nutritionally rich media for the growth and maintenance of pure cultures of recombinant strains of E.coli. The inclusion of casein peptone and yeast extract supply essential growth factors, such as nitrogen, carbon, sulfur,…

  • SIGMA Lectin from Triticum vulgaris (wheat) peroxidase conjugate, lyophilized…

    MilliporeSigma

    Synonym(s): WGA; Wheat germ agglutinin peroxidase Activity: 50-200 units/mg protein Storage: −20°C

  • "Linalool, analytical standard"

    MilliporeSigma

    Synonyms: (±)-3,7-Dimethyl-1,6-octadien-3-ol; (±)-3,7-Dimethyl-3-hydroxy-1,6-octadiene Formula: (CH3)2C=CHCH2CH2C(CH3)(OH)CH=CH2 Formula Weight: 154.25 CAS No.: 78-70-6 Purity: ≥99.0% (GC) Density: …

  • SIGMA L-a-Phosphatidylcholine from egg yolk, Type XVI-E, >=99% (TLC),…

    MilliporeSigma

    Synonym(s): 1,2-Diacyl- sn -glycero-3-phosphocholine; 3- sn -Phosphatidylcholine; L-α-Lecithin; Azolectin; PC Purity: ≥99% (TLC) Storage: −20°C Beilstein Registry Number: 5209585

  • SIGMA Latex beads, carboxylate-modified, streptavidin-labeled, blue buffered…

    MilliporeSigma

    MDL Number: MFCD00131492

  • L-Tyrosine, Cell Culture Reagent

    Alfa Aesar

    Synonym(s): H-L-Tyr-OH Formula: C9H11NO3 Formula weight: 181.19 CAS Number: 60-18-4 Harmonized Tariff Code:  2922.50 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of contact with eyes, rinse immediately with plenty of…

  • L-Glutamic acid PharmaGrade, Ajinomoto, EP, manufactured under appropriate GMP…

    MilliporeSigma

    Synonym(s): ( S )-2-Aminopentanedioic acid; Glu Empirical Formula: C5H9NO4 Linear Formula: HO2CCH2CH2CH(NH2)CO2H Formula Weight: 147.13 MDL Number: MFCD00002634 Purity: ≥98.5% Melting…

  • SIAL L-Ascorbic acid

    MilliporeSigma

    puriss. p.a., ≥99.0% (RT) Synonym(s): L-Threoascorbic acid; Antiscorbutic factor; Vitamin C Empirical Formula: C6H8O6 Formula Weight: 176.12 Linear Formula: C6H8O6 MDL Number: MFCD00064328 Purity: …

  • Lithium metaborate, anhydrous, tech.

    Alfa Aesar

    Formula: BLiO2 Formula weight: 49.75 CAS Number: 13453-69-5 Harmonized Tariff Code:  2840.20 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Lead naphthenate, 61% min in mineral spirits, Pb 20%

    Alfa Aesar

    CAS Number: 61790-14-5 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  3824.90 Hazard Statements: H360-H373-H226-H302-H332 May damage fertility or the unborn child. May cause damage to organs through prolonged or repeated exposure. Flammable liquid and…

  • ALDRICH Lanthanum(III) iodide, anhydrous, beads - 10mesh, 99.9% trace metals…

    MilliporeSigma

    Synonym(s): Lanthanum triiodide Empirical Formula: I3La Linear Formula: LaI3 Formula Weight: 519.62 MDL Number: MFCD00049470 Purity: 99.9% trace metals basis Melting Point: 772 °C(lit.) Density: 5.63 g/mL at 25 °C(lit.)

  • ALDRICH L-Glutamine-amide-15N, 98 atom % 15N

    MilliporeSigma

    Empirical Formula: C5H10 15 NNO3 Linear Formula: H2 15 NCO(CH2)2CH(NH2)CO2H Formula Weight: 147.14 MDL Number: MFCD00084214 Melting Point: 185 °C (dec.)(lit.)

  • SIGMA LY266097 >=98% (HPLC), powder

    MilliporeSigma

    Synonym(s): 1-[(2-Chloro-3,4-dimethoxyphenyl)methyl]-2,3,4,9-tetrahydro-6-methyl-1H-pyrido[3,4-b]indole hydrochloride; LY 266097 Empirical Formula: C21H23ClN2O2 -+ HCl Linear Formula: C21H23ClN2O2 -+ HCl …

  • SIGMA L-(+)-Lactic acid silver salt ~90%

    MilliporeSigma

    Synonym(s): 2-Hydroxypropionic acid silver salt; Sarcolactic acid Empirical Formula: C3H5AgO3 Linear Formula: C3H5AgO3 Formula Weight: 196.94 MDL Number: MFCD00079412 Purity: ~90%

  • Lanthanum pieces, 99.9% (REO)

    Alfa Aesar

    Purity: 99.9% (REO) CAS Number: 7439-91-0 UN Number: UN3208 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2805.30 Hazard Statements: H228-H261 Flammable solid. In contact with water releases flammable gas. Precautionary Statements: …

  • L-(-)-Lactamide For Synthesis

    MilliporeSigma

    CAS No.: 89673-71-2 Solubility: 782 g/l (25°C) (experimental) Melting Point: 50 - 53°C Molar Mass: 89.09 g/mol

  • Lanthanum(III) nitride, 99.9% (REO)

    Alfa Aesar

    Formula: LaN Formula weight: 152.91 Purity: 99.9% (REO) CAS Number: 25764-10-7 Harmonized Tariff Code:  2846.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Lanthanum(III) iodide, ultra dry, 99.995+% (metals basis)

    Alfa Aesar

    Formula: LaI3 Formula weight: 519.62 Purity: 99.995+% (metals basis) CAS Number: 13813-22-4 Harmonized Tariff Code:  2846.90 Haza

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