Chemicals Reagents L
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Laminin, mouse purified
MilliporeSigmaSpecificity:Molecular weight = 850 kD; 3 chains expressed as two major bands at 200 and 400 kD on SDS-PAGE. Preparation: Prepared from Engelbreth-Holm-Swarm {EHS} sarcoma according to the method of Templ et al 1979 {http://www.jbc.org/cgi/reprint/254/19/9933.pdf} Briefly, tumor homogenates were…
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Synonym(s): CCL MDL Number: MFCD00131509 Storage: 2-8°C
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Leishman Stain ; = 8%
AFG BioscienceSynonyms: Eosin Methylene blue according to Leishman Methylene blue-eosin Leishman Purity Limit: ≤ 8% CAS No.: 12627-53-1 Molecular Weight: 0 MDL No.: MFCD00131498 Appearance: Dark green powder Storage Temperature: Store at RT
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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: Ala-Gln; Alanyl-glutamine; Glutamine-S Molecular Formula: C8H15N3O4…
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ROCHE Lysozyme, from hen egg white
MilliporeSigmaPurity: ‚≥95% Specific Activity: >23000 U/mg (Shugar units) UNSPSC Code: 12352204 RIDADR: NONH for all modes of transport Application: Lysozyme has been used for: • Cell wall degradation • Preparation of protoplasts • Bacteriolysis …
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This 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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Limonin, analytical standard
MilliporeSigmaCAS No.: 1180-71-8 Synonyms: Limonoic acid 3,19:16,17 dilactone Formula: C26H30O8 Formula Weight: 470.51 Linear Formula: C26H30O8 MDL No.: MFCD00075922 Purity: ≥90.0% (HPLC)
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LpH Family
STERISLiquid concentrates specifically formulated for the disinfection of hard surfaces, non-porous surfaces Phenolic active ingredients provide broad spectrum antimicrobial efficacy against common bacteria, without harming the surface Use-dilution rate of 1:256, formulated to maintain an acidic pH…
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Lopinavir >=98% (HPLC)
MilliporeSigmaSynonyms: (alphaS)-N-[(1S,3S,4S)-4-[[(2,6-Dimethylphenoxy)acetyl]amino]-3-hydroxy-5-phenyl-1-(phenylmethyl)pentyl]tetrahydro-alpha-(1-methylethyl)-2-oxo-1(2H)- Molecular Formula: C37H48N4O5 Molecular Weight: 628.8 Linear Structural Formula: C37H48N4O5 Purity: >=98% (HPLC) …
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MDL Number: MFCD00131492
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Synonyms: LPS MDL No.: MFCD00164401 Storage: 2-8C UNSPSC Code: 12352201 Application: Lipopolysaccharides (LPSs) are characteristic components of the cell wall of Gram-negative bacteria. LPS and its lipid A moiety stimulate cells of the innate immune system by the Toll-like receptor 4…
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LysargiNase is suitable for peptide or protein digestion in solution or in gel. Synonyms: LysargiNase mirrors trypsin for protein C-terminal and methylation-site identification Application: LysargiNase is suitable for peptide or protein digestion in solution or in gel. It is active under a…
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Levothyroxine
MilliporeSigmaUnited States Pharmacopeia (USP) Reference Standard Synonym(s): L-Thyroxine; 3,3',5,5"-Tetraiodo-L-thyronine; 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-L-alanine; T4 Empirical Formula: C15H11I4NO4 Formula Weight: 776.87 …
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Linoleic acid natural (US), >=95%, FG
MilliporeSigmaSynonyms: 9-cis,12-cis-Linoleic acid; cis-9,cis-12-Octadecadienoic acid; Telfairic acid Molecular Formula: C18H32O2 Molecular Weight: 280.45 Linear Structural Formula: CH3(CH2)4CH=CHCH2CH=CH(CH2)7CO2H MDL Number: MFCD00064241 Purity: >=95% Melting Point: -5 C (lit.) …
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Lithium isopropoxide, 99.9% (metals basis)
Thermo Scientific ChemicalsFormula: C3H7LiO Formula weight: 66.03 Purity: 99.9% (metals basis) CAS Number: 2388-10-5 UN Number: UN3206 Hazard Class: 4.2 Packing Group: II Harmonized Tariff Code: 2905.19 Hazard Statements: H251-H314 Self-heating: may catch fire. Causes severe skin burns and eye…
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Description: Selective enrichment for L. monocytogenes from non-dairy and processed food products
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Synonym(s): H-Orn-Ome.2HCl, (S)-methyl 2,5-Diaminopentanoate dihydrochloride Formula: C6H14N2O2 2HCl Formula weight: 219.11 Purity: 97% CAS Number: 40216-82-8 Harmonized Tariff Code: 2922.49
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Empirical Formula: C6H6Mg1.5O9P -+ xH2O Linear Formula: C6H6Mg1.5O9P -+ xH2O Formula Weight: 289.54 (anhydrous basis) Purity: ≥95%
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Synonyms: L-Met-OH(S)-Methionine Grade: USP Purity Limit: 98.5-101.5% (Titration: anhydrous basis) CAS No.: 63-68-3 Molecular Formula: C5H11NO2S Molecular Weight: 149.2 MDL No.: MFCD00008077 Appearance: White to off-white crystalline powder Melting Point: 284°C (dec) …
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Lead Chromate, Powder, Reagent, ACS
Spectrum ChemicalGrade: Reagent, ACS CAS No.: 7758-97-6 UN No.: UN3077 Class: 9 Pkg. Group: PG III
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This 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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Native lysozyme from human neutrophils. Occurs in specific granules of human polymorphonuclear leukocytes and takes part in antibacterial activity of leukocytes. Hydrolyzes β1,4-linkages between N-acetylmuramic acid (2-acetamido-2-deoxy-3-O-[1′-carboxymethyl]-glucopyranose) residues in…
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Synonyms: 4-( p -Chlorophenyl)-4-hydroxy- N,N -dimethyl-α,α-diphenyl-1-piperidinebutyramide hydrochloride Formula: C29H33ClN2O2 · HCl Formula Weight: 513.50 CAS No.: 34552-83-5 General description: This certified reference material…
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L-Leucinol hydrochloride AldrichCPR
MilliporeSigmaMolecular Formula: C6H16ClNO Molecular Weight: 153.65 Linear Structural Formula: C6H16ClNO MDL Number: MFCD00237133 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not…
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LX-4 >=98% (HPLC)
MilliporeSigmaSynonyms: 10(9H)-Acridineacetic acid, 9-oxo-, [[4-(2-benzothiazolylthio)-3-nitrophenyl]methylene]hydrazide; 9-Oxo-10(9H)-acridineacetic acid 2-[[4-(2-benzothiazolylthio)-3-nitrophenyl]methylene]hydrazide Molecular Formula: C29H19N5O4S2 Molecular Weight: 565.62 Linear Structural Formula:…
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Levofloxacin Hemihydrate Pharmaceutical Secondary Standard
MilliporeSigmaPharmaceutical 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.Levofloxacin Hemihydrate is a third generation fluoroquinolone antibiotic that is…
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SIGMA Lipoteichoic acid from Streptococcus pyogenes
MilliporeSigmaMDL Number: MFCD00131526 Storage: 2-8°C
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Empirical Formula: C25H49O19P3 Linear Formula: C25H49O19P3 Formula Weight: 746.57 MDL Number: MFCD02259161 Storage: −20°C
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L-Cysteine hydrochloride monohydrate
MilliporeSigmapharmaceutical secondary standard; traceable to USP and PhEur Empirical Formula: C3H7NO2S -+ HCl -+ H2O Formula Weight: 175.63 Linear Formula: HSCH2CH(NH2)COOH -+ HCl -+ H2O MDL Number: MFCD00065606 …
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Linalool certified reference material, TraceCERT(R)
MilliporeSigmaThis certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate. Download…