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  • Isopropyl-ß-D-thiogalactoside

    Sigma-Aldrich

    Synonym: IPTG, Isopropyl β-D-1-thiogalactopyranoside, Isopropyl β-D-thiogalactoside, iptg CAS Number: 367-93-1 Empirical Formula (Hill Notation): C9H18O5S Molecular Weight: 238.30 Beilstein Registry Number: 4631 MDL…

  • ALDRICH Iron, foil, thickness 0.25mm, >=99.99% trace metals basis

    Sigma-Aldrich

    Empirical Formula: Fe Linear Formula: Fe Formula Weight: 55.85 MDL Number: MFCD00010999 Purity: ≥99.99% trace metals basis Boiling Point: 2750 °C(lit.) Melting Point: 1535 °C(lit.) Density: 7.86 g/mL at 25 °C(lit.)

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

    Sigma-Aldrich

    Synonyms: (2 S ,3 S )-2-Amino-3-methylpentanoic acid Formula: C2H5CH(CH3)CH(NH2)CO2H Formula Weight: 131.17 CAS No.: 73-32-5 Purity: ≥98% (TLC) Packaging: 1 kg in poly bottle Packaging: 1, 5, 10, 25, 100 g in poly bottle

  • ALDRICH Isopropyl alcohol, >=99.7%, FCC

    Sigma-Aldrich

    Synonym(s): 2-Propanol; sec -Propyl alcohol; IPA; Isopropanol; Isopropyl alcohol Empirical Formula: C3H8O Linear Formula: (CH3)2CHOH Formula Weight: 60.10 MDL Number: MFCD00011674 Purity: ≥99.7% Boiling Point: …

  • Iron Stain Kit

    Sigma-Aldrich

    Synonym: Prussian Blue Test Kit Principle Deposits of loosely bound iron in erythrocytes, bone marrow, or tissue stain an intense blue when treated with acid ferrocyanide according to the well-known Prussian blue reaction.

  • FLUKA Imipenem

    Sigma-Aldrich

    European Pharmacopoeia (EP) Reference Standard

  • FLUKA Isopyrazam

    Sigma-Aldrich

    PESTANAL ® , analytical standard, mixture of isomers Synonym(s): 3-(Difluoromethyl)-1-methyl- N -[1,2,3,4-tetrahydro-9-(1-methylethyl)-1,4-methanonaphthalen-5-yl]-1 H -pyrazole-4-carboxamide Empirical Formula: C20H23F2N3O Formula Weight: …

  • Indoxyl acetate, =95% (TLC)

    Sigma-Aldrich

    Synonym: 3-Acetoxyindole Empirical Formula (Hill Notation) C10H9NO2 Molecular Weight: 175.18 CAS No.: 608-08-2 Packaging: 1, 5 g in poly bottle; 250 mg in poly bottle Application: Indoxyl acetate has been used as a colorimetric substrate for…

  • ALDRICH 4-Iodobenzamide, 97%

    Sigma-Aldrich

    Synonym(s): p -Iodobenzamide Empirical Formula: C7H6INO Linear Formula: C7H6INO Formula Weight: 247.03 MDL Number: MFCD00143332 Purity: 97% Melting Point: 215-217 °C

  • FLUKA Isoprothiolane

    Sigma-Aldrich

    analytical standard Synonym(s): Diisopropyl 2-(1,3-dithiolan-2-ylidene)malonate Empirical Formula: C12H18O4S2 Formula Weight: 290.40 Linear Formula: C12H18O4S2 MDL Number: MFCD00210314 Purity: …

  • SIGMA IGEPAL® CA-630, for molecular biology

    Sigma-Aldrich

    Synonyms: (Octylphenoxy)polyethoxyethanol; Octylphenyl-polyethylene glycol Formula: (C2H4O)nC14H22O CAS No.: 9036-19-5 Quality: Chemically indistinguishable from Nonidet P-40, which is no longer commercially available. Caution: May…

  • Imipramine hydrochloride BioXtra, =99% (TLC)

    Sigma-Aldrich

    Synonym: 10,11-Dihydro-N,N-dimethyl-5H-dibenz[b,f]azepine-5-propanamine hydrochloride, 5-[3-(Dimethylamino)propyl]-10,11-dihydro-5H-dibenz[b,f]azepine hydrochloride CAS Number: 113-52-0 Empirical Formula (Hill Notation): C19H24N2 · HCl Molecular…

  • SIGMA IPA-3 >=95% (HPLC), powder

    Sigma-Aldrich

    Synonym(s): 1,1'-Disulfanediyldinaphthalen-2-ol Empirical Formula: C20H14O2S2 Linear Formula: C20H14O2S2 Formula Weight: 350.45 MDL Number: MFCD00388917 Purity: ≥95% (HPLC) Storage: 2-8°C

  • ALDRICH Iron, powder, >=99.99% trace metals basis

    Sigma-Aldrich

    Empirical Formula: Fe Linear Formula: Fe Formula Weight: 55.85 MDL Number: MFCD00010999 Purity: ≥99.99% trace metals basis Boiling Point: 2750 °C(lit.) Melting Point: 1535 °C(lit.) Density: 7.86 g/mL at 25 °C(lit.)

  • Isopropyl palmitate pharmaceutical secondary standard; traceable to USP and…

    Sigma-Aldrich

    Synonym: Isopropyl hexadecanoate CAS Number: 142-91-6 Linear Formula: CH 3(CH2)14COOCH(CH3)2 Molecular Weight: 298.50 Beilstein Registry Number: 1786567 EC Number: 205-571-1 MDL Number: MFCD00008993 …

  • ALDRICH Isoamyl acetate, >=95%, 70% isoamyl acetate basis, FCC

    Sigma-Aldrich

    Synonym(s): Isopentyl acetate; Acetic acid 3-methylbutyl ester; Isoamyl acetate Empirical Formula: C7H14O2 Linear Formula: CH3COOCH2CH2CH(CH3)2 Formula Weight: 130.18 MDL Number: MFCD00008946 …

  • ALDRICH Iron(III) nitrate nonahydrate, 99.99% trace metals basis

    Sigma-Aldrich

    Synonym(s): Ferric nitrate nonahydrate Empirical Formula: FeN3O9 -+ 9H2O Linear Formula: Fe(NO3)3 -+ 9H2O Formula Weight: 404.00 MDL Number: MFCD00149708 Purity: 99.99% trace metals basis Melting Point: 47 °C(lit.)

  • SIGMA IgG from human serum reagent grade, >=95% (SDS-PAGE), essentially salt…

    Sigma-Aldrich

    Synonym(s): Human IgG MDL Number: MFCD00163923 Purity: ≥95% (SDS-PAGE) Storage: 2-8°C

  • ALDRICH 4-Isopropylbenzyl bromide, 97%

    Sigma-Aldrich

    Formula: C6H4CH(CH3)2CH2Br Formula Weight: 213.11 CAS No.: 73789-86-3 UN Number: UN1760 Purity: 97% Density: 1.274g/mLat 25°C(lit.) Packaging: 1, 5 g in glass bottle

  • FLUKA 1-(Trimethylsilyl)imidazole - Pyridine mixture, for GC derivatization

    Sigma-Aldrich

    Synonyms: Silylating mixture Fluka VII; TMSI+Pyridine CAS No.: 8077-35-8 Density: 0.98 g/mL at 20 °C Storage Temperature: 2-8°C Other Notes: Silylating mixture for the mild silylation of alcohols. It is often called Tri-Sil Z 1, 2

  • ALDRICH Isopropyl myristate, 98%

    Sigma-Aldrich

    Synonym(s): IPM; IPM 100; IPM-EX; IPM-R; Isopropyl tetradecanoate; Myristic acid isopropyl ester Formula: CH3(CH2)12COOCH(CH3)2 Formula Weight: 270.45 CAS No.: 110-27-0 Purity: 98% Density: 0.85g/mLat 25°C(lit.) …

  • SIGMA Insulin from bovine pancreas, y-irradiated, BioXtra, suitable for cell…

    Sigma-Aldrich

    Formula: C254H377N65O75S6 Formula Weight: 5733.49 CAS No.: 11070-73-8 Application: Insulin is used as a growth factor in many mammalian cell culture systems. Physical form: powder-0 °C; solution stable 2-8 °C, 1 year …

  • ALDRICH Iron(III) pyrophosphate, soluble crystals

    Sigma-Aldrich

    Synonym(s): Diphosphoric acid iron(III) salt; Ferric pyrophosphate Empirical Formula: Fe4O21P6 Linear Formula: Fe4(P2O7)3 Formula Weight: 745.21 MDL Number: MFCD00016091

  • FLUKA Iodine solution

    Sigma-Aldrich

    volumetric, Reag. Ph. Eur., 0.05 M I2 (0.1N) Empirical Formula: I2 Formula Weight: 253.81 Linear Formula: I2 MDL Number: MFCD00011355 Beilstein Registry Number: 3587194

  • SIAL Iron(III) oxide

    Sigma-Aldrich

    purified, ≥95% Synonym(s): Ferric oxide Empirical Formula: Fe2O3 Formula Weight: 159.69 Linear Formula: Fe2O3 MDL Number: MFCD00011008 Purity: ≥95% RTECS No.: NO7400000

  • Iron(II) sulfate heptahydrate, ACS reagent, =99.0%

    Sigma-Aldrich

    Synonyms: Ferrous sulfate heptahydrate Formula: FeSO4 · 7H2O Formula Weight: 278.01 CAS No.: 7782-63-0 Purity: ≥99.0% Density: 1.898 g/mL at 25 °C(lit.) Packaging: 1, 2.5 kg in poly bottle Packaging: 250 g in poly bottle Packaging: 5 g in glass bottle

  • FLUKA Imazalil, PESTANAL®, analytical standard

    Sigma-Aldrich

    Synonyms: 1-[2-(Allyloxy)-2-(2,4-dichlorophenyl)ethyl]imidazole Formula: C14H14Cl2N2O Formula Weight: 297.18 CAS No.: 35554-44-0 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • ALDRICH 4-Iodophenylboronic acid pinacol ester, 97%

    Sigma-Aldrich

    Synonym(s): 2-(4-Iodophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane Empirical Formula: C12H16BIO2 Linear Formula: C12H16BIO2 Formula Weight: 329.97 MDL Number: MFCD09953499 Purity: 97% Melting Point: 101-105 °C

  • ALDRICH Iridium(III) chloride hydrate, reagent grade

    Sigma-Aldrich

    Synonym(s): IrCl3; Iridium trichloride hydrate Formula: IrCl3 · xH2O Formula Weight: 298.58 (anhydrous basis) CAS No.: 14996-61-3 Density: 5.3g/mLat 25°C(lit.) Application: Used for the preparation of other iridium compounds such as…

  • ALDRICH Indium, foil, thickness 0.1mm, >=99.995% trace metals basis

    Sigma-Aldrich

    Empirical Formula: In Linear Formula: In Formula Weight: 114.82 MDL Number: MFCD00134048 Purity: ≥99.995% trace metals basis Melting Point: 156.6 °C(lit.) Density: 7.3 g/mL at 25 °C(lit.)

  • FLUKA Ionic strength adjustor buffer solution for fluoride electrode (1.4% HOAc,…

    Sigma-Aldrich

    Density: 1.2 g/mL at 25 °C

  • SIGMA Iscove's Modified Dulbecco's Medium, liquid, sterile-filtered, With sodium…

    Sigma-Aldrich

    Synonym(s): IMDM Application: Guilbert and Iscove demonstrated that precursor cells of erythrocytes and macrophages could be cultured in a totally defined serum free medium supplemented with albumin, transferrin, lecithin, and selenium. This medium is a modification of Dulbecco’s…

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