Reagents, L

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Reagents, L

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  • Luotonin E, >=98%


    CAS Number: 244616-84-0 Formula: C19H13N3O2 Formula Weight: 315.33 Linear Formula: C19H13N3O2 Purity: >=98% Storage: -20C UNSPSC Code: 12352202 General description: Luotonin E is a heteroaromatic pyrroloquinazolinoquinoline alkaloid that, along with Luotonin A and B, was…

  • Luotonin A, >=98% (HPLC)


    Linear Formula: C18H11N3O Purity: >=98% (HPLC) Storage: -20C UNSPSC Code: 12352202 Biochem/physiol Actions: Luotonin A is a cytotoxic alkaloid reported to inhibit topoisomerase I. Luotonin A was originally isolated from the Chinese medicinal plant Paganum nigellastrum. As an antitumor…

  • Synonyms: L-Trp-OAll·HCl Purity Limit: ≥ 98% (HPLC) Molecular Formula: C14H16N2O2·HCl Molecular Weight: 280.79 MDL No.: MFCD01074685 Appearance: White powder Melting Point: 209-215 °C Optical Rotation: [a]D20 = +8 ± 2º (C=1 in H2O) Storage Temperature: Store at 0-8°C

  • Luteolin


    analytical standard Synonym(s): 3',4',5,7-Tetrahydroxyflavone Empirical Formula: C15H10O6 Formula Weight: 286.24 Linear Formula: C15H10O6 MDL Number: MFCD00017309 Purity: ≥97.0% (HPLC) Melting Point: …

  • Synonym(s): 1-(5-Ethyl-2-hydroxy-4-(6-methyl-6-(1H-tetrazol-5-yl)heptyloxy)phenyl)ethanone Empirical Formula: C19H28N4O3 Linear Formula: C19H28N4O3 Formula Weight: 360.45 MDL Number: MFCD00876422 …

  • Formula: Mixture Formula Weight: N/A Description: Typical Composition (g/L): Peptone from meat 10.0; meat extract 5.0; sodium chloride 5.0; soya lecithin 0.7; peptone from casein 5.0; peptone from meat 10.0; yeast extract 2.0; sodium hydrogen sulfite 0.1. Also to be added: Polysorbate…

  • 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

  • Loratadine


    pharmaceutical secondary standard; traceable to USP, PhEur and BP Synonym(s): Loratadine; 4-(8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene-1-piperidinecarboxylic acid ethyl ester; Loratidine Empirical Formula: C22H23N2O2Cl …

  • L-Threonine


    pharmaceutical secondary standard; traceable to USP and PhEur Synonym(s): (2 S ,3 R )-2-Amino-3-hydroxybutyric acid Empirical Formula: C4H9NO3 Formula Weight: 119.12 Linear Formula: CH3CH(OH)CH(NH2)CO2H MDL Number: …

  • Limewater Lab Grade 3.8L

    Innovating Science

    For Educational, Classroom Purposes Only

  • Empirical Formula: Li2O2 Linear Formula: Li2O2 Formula Weight: 45.88 MDL Number: MFCD00016184 Purity: 90%

  • Empirical Formula: Pb Linear Formula: Pb Formula Weight: 207.20 MDL Number: MFCD00134050 Purity: 99.995% trace metals basis Boiling Point: 1740 °C(lit.) Melting Point: 327.4 °C(lit.)

  • Synonym(s): Lithium cobaltite Formula: LiCoO2 Formula weight: 97.88 Purity: 97% CAS Number: 12190-79-3 Harmonized Tariff Code:  2842.90 Hazard Statements: H351-H317 Suspected of causing cancer. May cause an allergic skin reaction. Precautionary Statements: …

  • Synonyms: L-Phe-OtBu·HCl CAS No.: 15100-75-1 Molecular Formula: C13H19NO2·HCl Molecular Weight: 257.8 MDL No.: MFCD00038894 Appearance: Crystalline Storage Temperature: Store at 0-8°C

  • Synonyms: Lithium deuteroxide (3N in D2O) solution CAS Number: 12159-20-5 Formula: DLiO Formula Weight: 24.95 Linear Formula: LiOD MDL No.: MFCD00075389 Refractive Index: n20/D 1.363 UNSPSC Code: 12352200

  • Cl - -form, strongly basic MDL Number: MFCD01867335

  • Lithium Standard

    Ultra Scientific

    1 Analyte(s) @ 1000 µg/mL in water with dilute nitric acid

  • Synonym(s): Acryl resin LR white MDL Number: MFCD00131541 Storage: 2-8°C

  • Formula: LiNO3 Formula weight: 68.95 Purity: 99.999% (metals basis) CAS Number: 7790-69-4 UN Number: UN2722 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes skin irritation.…

  • Synonyms: 2,6-Dimethylpyridine N-oxide Purity Limit: ≥ 98% (GC) CAS No.: 1073-23-0 Molecular Formula: C7H9NO Molecular Weight: 123.15 MDL No.: MFCD00039715 Appearance: Yellow to brown liquid Storage Temperature: Store at 0-8 °C

  • Synonyms: L-Nva-pNA·HBr Purity Limit: ≥ 98% CAS No.: 213271-08-0 Molecular Formula: C11H15N3O3·HBr Molecular Weight: 318.17 MDL No.: MFCD00190975 Comments: Substrate for elastase, trypsin and chymotrypsin Storage Temperature: Store at 0-8°C

  • Synonym(s): (−)- p -Mentha-1,8-diene; (−)-Carvene; ( S )-4-Isopropenyl-1-methyl cyclohexene Formula: C10H16 Formula Weight: 136.23 CAS No.: 5989-54-8 UN Number: UN2052 Purity: 96% Density: 0.844g/mLat 25°C(lit.) Packaging: 50, 250 g in…

  • Synonym(s): H-Trp-Obzl.HCl, (S)-Benzyl 2-amino-3-(3-indolyl)propionate hydrochloride Formula: C18H18N2O2 HCl Formula weight: 330.81 Purity: 98% CAS Number: 35858-81-2 Harmonized Tariff Code:  2933.99

  • Formula: C3H6O3 Formula weight: 90.08 CAS Number: 50-21-5 Harmonized Tariff Code:  2918.11 Hazard Statements: H318 Causes serious eye damage. Precautionary Statements: P280-P305+P351+P338-P310 Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES:…

  • Synonyms: L-Orn-OMe·2HCl Purity Limit: 99% CAS No.: 40216-82-8 Molecular Formula: C6H14N2O2·2HCl Molecular Weight: 219.12 MDL No.: MFCD00190977 Storage Temperature: Store at 0-8°C

  • Synonym(s): LaNi5; Lanthanum pentanickel Linear Formula: LaNi5 MDL Number: MFCD00198177

  • Lithium Chloride

    RPI (Research Products International)

  • Empirical Formula: C24D5H35O3 Linear Formula: C24D5H35O3 Formula Weight: 381.60 MDL Number: MFCD01075455 Melting Point: 184-186 °C(lit.)

  • MDL Number: MFCD02687927 Density: 2 g/mL at 20 °C Storage: 2-8°C

  • L-Tryptophan


    reagent grade, ≥98% (HPLC) Synonym(s): ( S )-2-Amino-3-(3-indolyl)propionic acid; L-α-Amino-3-indolepropionic acid Amino Acid Sequence: Empirical Formula: C11H12N2O2 Formula Weight: 204.23 Linear Formula: …

  • Leucocrystal Violet-d6


    analytical standard Synonym(s): Bis(4-dimethylaminophenyl)-4-dimethylamino-d6-phenylmethane Empirical Formula: C25D6H25N3 Formula Weight: 379.57 Linear Formula: C25D6H25N3 MDL Number: MFCD11975211

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