Chemicals Reagents L
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Lidocaine hydrochloride United States Pharmacopeia (USP)
MilliporeSigmaThis product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including MSDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…
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ALDRICH L-Methionine-(methyl-d3), 98 atom % D
MilliporeSigmaSynonym(s): SILAC Amino Acid Empirical Formula: C5D3H8NO2S Linear Formula: CD3SCH2CH2CH(NH2)CO2H Formula Weight: 152.23 MDL Number: MFCD00002625 Melting Point: 284 °C (dec.)(lit.)
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Lactose TTC Agar with Tergitol®-7
MilliporeSigmafor microbiology Synonym(s): TTC-Tergitol-7 Agar; m-Tergitol-7 Agar with Meat Extract
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ALDRICH Lithium amide, powder, 95%
MilliporeSigmaEmpirical Formula: H2LiN Linear Formula: LiNH2 Formula Weight: 22.96 MDL Number: MFCD00011093 Purity: 95% Melting Point: 380-400 °C Density: 1.178 g/mL at 25 °C(lit.)
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Lidocaine hydrochloride
MilliporeSigmaEuropean Pharmacopoeia (EP) Reference Standard Synonym(s): Lidocaine hydrochloride monohydrate; 2-Diethylamino-N-(2,6-dimethylphenyl)acetamide hydrochloride monohydrate; Lignocaine hydrochloride monohydrate; Xylocaine hydrochloride monohydrate Empirical Formula: …
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Lithium hydroxide monohydrate, 99.95% trace metals basis
MilliporeSigmaSynonyms: Lithine hydrate CAS Number: 1310-66-3 Formula: HLiO · H2O Formula Weight: 41.96 Linear Formula: LiOH · H2O MDL No.: MFCD00149772 Purity: 99.95% trace metals basis EC Number: 215-183-4 UNSPSC Code: 12352302 General description: Li-OH monohydrate may be used as…
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SIGMA Lectin from Pseudomonas aeruginosa lyophilized powder
MilliporeSigmaSynonym(s): PA-I MDL Number: MFCD00165587 Storage: −20°C
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L-ß-Homoproline' hydrochloride, >=98.0% (TLC)
MilliporeSigmaCAS No.: 53912-85-9 Synonyms: ( S )-2-(2-Pyrrolidinyl)acetic acid hydrochloride Formula: C6H11NO2 ¬? HCl Formula Weight: 165.62 Linear Formula: C6H11NO2 ¬? HCl MDL No.: MFCD07363484 Purity: ≥98.0% (TLC)
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MDL Number: MFCD00164401 Storage: 2-8°C
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Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. Synonyms: (R)-4-[1-(2,3-Dimethylphenyl)ethyl]-1H-imidazole monohydrochloride …
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MDL Number: MFCD00212998 Storage: 2-8°C
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LM22B-10 >=98% (HPLC)
MilliporeSigmaSynonyms: 2,2',2'',2'''-[[(4-Chlorophenyl)methylene]bis(4,1-phenylenenitrilo)]tetrakis[ethanol]; 2,2',2',2'''-[[(4-Chlorophenyl)methylene]bis(4,1-phenylenenitrilo)]tetrakisethanol Molecular Formula: C27H33ClN2O4 Molecular Weight: 485.01 Linear Structural Formula: C27H33ClN2O4 MDL…
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Low alloy steel NIST(R) SRM(R) 1764a
MilliporeSigmaThis Standard Reference Material (SRM) is a low alloy steel and is intended for use in the evaluation of chemical and instrumental methods of analysis and in calibration of those methods. A unit of SRM 1764a consists of a disk approximately 34 mm in diameter and 19 mm thick. For more information,…
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Product Source: LIF is expressed in E. coli as a fusion protein with GST using the pGEX expression system, cleaved from GST moeity with thrombin and purified by HPLC chromatography. Synonyms: LIF Purity: >95% (HPLC and SDS-PAGE) Application: RECOMMENDED QC PROTOCOL M1 Bioassay 1. The M1…
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Lactic Acid, 85%, Acs Reagent
GFS ChemicalsThe GFS Chemicals 85%, ACS lactic acid reagent is mainly used in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage. Application: For Professional, Scientific and Technical Activities: other…
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LDS-sample buffer (4X), non-reducing
Thermo Scientific ChemicalsHarmonized Tariff Code: 3822.00 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with…
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Synonyms: 1/2 inch Lynx(R) ST Connector Application: Enables integration of steamable hard piped process equipment with disposable sterile fluid paths Legal Information: LYNX is a registered trademark of Merck KGaA, Darmstadt, Germany
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L-ß-Homomethionine hydrochloride ; >/= 98% (NMR)
AFG BioscienceSynonyms: L-ß-HomoMet-OH·HCl(R)-3-Amino-5-(methylthio)pentanoic acid hydrochloride Purity Limit: ≥ 98% (NMR) CAS No.: 75946-25-7 Molecular Formula: C6H13NO2S·HCl Molecular Weight: 199.7 MDL No.: MFCD01862854 Appearance: White powder Optical Rotation: [a]D25 = +14.0 ± 2º…
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Lysostaphin is a glycylglycine endopeptidase. It is an important antibacterial enzyme. Synonyms: Glycyl-glycine Endopeptidase MDL Number: MFCD00131556 Storage: -20C Biochem Physiol Actions: Lysostaphin is a zinc endopeptidase with a molecular weight of approximately 25 kDa. Because…
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Linoleic acid, tech. 75%
Thermo Scientific ChemicalsSynonym(s): 9,12-Octadecadienoic acid Formula: C18H32O2 Formula weight: 280.45 Purity: tech. 75% CAS Number: 60-33-3 Harmonized Tariff Code: 2916.15
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L-Serine ß-naphthylamide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Ser-ßNAL-ß-Hydroxyalanine ß-naphthylamide Purity Limit: ≥ 99% (TLC) CAS No.: 888-74-4 Molecular Formula: C13H14N2O2 Molecular Weight: 230.27 MDL No.: MFCD00080939 Appearance: White to slightly pink powder Optical Rotation: [a]D24 = -9 ± 2º (C=1 in MeOH) …
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Luciferase Substrate, CycLuc1 - Calbiochem
MilliporeSigmaA synthetic cyclic alkylaminoluciferin that exhibits properties that are superior to those of D-luciferin. Binds to luciferase with higher affinity and and emits about 5.7-fold more light than aminoluciferin and 3.2-fold more light than D-luciferin. Its superior light output is maintained over a…
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L-Leucine amide ; >/= 98% (GC)
AFG BioscienceSynonyms: L-Leu-NH2 Purity Limit: ≥ 98% (GC) CAS No.: 687-51-4 Molecular Formula: C6H14N2O Molecular Weight: 130.19 MDL No.: MFCD00238027 Appearance: White crystalline powder Melting Point: 90-104 °C (lit.) Optical Rotation: [a]D20 = +7 ± 2º (C=5 g/100 mL H2O) Storage…
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Synonym(s): ( S )-2-Amino-3-(3-indolyl)propionic acid; L-α-Amino-3-indolepropionic acid Empirical Formula: C11H12N2O2 Linear Formula: C11H12N2O2 Formula Weight: 204.23 MDL Number: MFCD00064340 …
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L-Leucine 4-nitroanilide, 99% (HPLC)
AFG BioscienceCAS # 4178-93-2 Synonyms: L-Leu-pNA Comments: Substrate for the colorimetric determination of leucine aminopeptidase. MDL No.: MFCD00063681 Melting Point: 86-92 °C Molecular Formula: C12H17N3O3 Molecular Weight: 251.3 Optical Rotation: [a]D20 = +102 ± 2º (C=1 in 1N HCl) Purity…
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Lead(II) perchlorate hydrate, 0.98
MilliporeSigmaCAS Number: 207500-00-3 Formula: Cl2O8Pb · xH2O Formula Weight: 406.10 (anhydrous basis) Linear Formula: Pb(ClO4)2·xH2O MDL No.: MFCD00149816 Purity: 0.98 Density: 2.6 g/mL at 25 C(lit.) EC Number: 237-125-7 UNSPSC Code: 12352000 Application: . Reactant for…
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Lactase United States Pharmacopeia (USP) Reference Standard
MilliporeSigmaThis product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…
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L-Histidine ß-naphthylamide
AFG BioscienceSynonyms: L-His-ßNA CAS No.: 7424-15-9 Molecular Formula: C16H16N4O Molecular Weight: 280.01 MDL No.: MFCD00051166 Storage Temperature: Store at 0-8°C
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L-Tyrosine, Cell Culture Reagent
Thermo Scientific ChemicalsSynonym(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…
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Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Synonyms: DL-Homophenylalanine; (+/-)-2-Amino-4-phenylbutyric acid Molecular…
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SIGMA L-750,667 trihydrochloride solid
MilliporeSigmaSynonym(s): 3-[4-(4-Iodophenyl)piperazin-1-yl]methyl-1H-pyrrolo[2,3-b]pyridine trihydrochloride Empirical Formula: C18H19IN4 -+ 3HCl Linear Formula: C18H19IN4 -+ 3HCl Formula Weight: 527.66
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Lead foil, 50x50mm, thickness 0.1mm, as rolled, 99.95%
MilliporeSigmaFor updated SDS information please visit www.goodfellow.com. Synonyms: Lead; PB000280 Molecular Formula: Pb Molecular Weight: 207.2 Linear Structural Formula: Pb MDL Number: MFCD00134050 Purity: >=99.95% Melting Point: 327.4 C (lit.) Legal Information: Product of Goodfellow