Reagents, D

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Reagents, D

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  • SIGMA DH33

    MilliporeSigma

    Storage: −196°C

  • 1,8-Dichloroanthraquinone, 96%

    Alfa Aesar

    CAS Number: 82-43-9 MDL: MFCD00001191 EINECS: 201-420-9 Formula: C14H6Cl2O2 Formula Weight: 277.11 Form: Grey to black crystalline Melting Point: 201-203° GHS Hazard and Precautionary…

  • Docusate sodium

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Docusate sodium salt; AOT; Bis(2-ethylhexyl) sulfosuccinate sodium salt; Sodium bis(2-ethylhexyl) sulfosuccinate; Sulfobutanedioic acid bis(2-ethylhexyl ester) sodium salt; Sulfosuccinic acid bis(2-ethylhexyl) ester sodium salt;…

  • 4,4'-Dinonyl-2,2'-Bipyridine, 98%

    GFS Chemicals

    C28H44N2 CAS#: 142646-58-0 F.W.: 408.66

  • 2-Deoxy-2-fluoro-D-mannose ; >/= 98% (TLC)

    AFG Bioscience

    Synonyms: 2-Deoxy-2-fluoro-D-mannopyranose Purity Limit: ≥ 98% (TLC) CAS No.: 31077-88-0; 38440-79-8 Molecular Formula: C6H11FO5 Molecular Weight: 182.15 MDL No.: MFCD00797602 Appearance: White or off-white powder Storage Temperature: Store at ≤ -4 °C

  • "4,4'-DDE"

    MilliporeSigma

    PESTANAL ® , analytical standard Synonym(s): 1,1-Dichloro-2,2-bis(4-chlorophenyl)ethene; 4,4'-DDE Empirical Formula: C14H8Cl4 Formula Weight: 318.03 Linear Formula: (ClC6H4)2C=CCl2 MDL Number: …

  • SIGMA Dextran from Leuconostoc mesenteroides Mr ~200,000

    MilliporeSigma

    Linear Formula: (C6H10O5)n MDL Number: MFCD00130935

  • SIGMA DEAE-Sephadex® A-25°Chloride form

    MilliporeSigma

    Synonym(s): DEAE Sephadex®; Diethylaminoethyl Sephadex® CAS number: MDL number: MFCD00132778

  • DITHIZONE, REAgENT

    GFS Chemicals

  • Diaminobenzidine, Tetrahydrochloride

    Hach

    Analytical Grade, CAS No. 7411-49-6 C12H14N4·...4HCl, FW = 360.14. Suitability as selenium indicator: Passes test Selenium blank: ≤0.0025%

  • Dithizone, 98%

    Alfa Aesar

    Synonym(s): Diphenylthiocarbazone Formula: C13H12N4S Formula weight: 256.33 Purity: 98% CAS Number: 60-10-6 Harmonized Tariff Code:  2930.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Drierite Drying Agent (Anhydrous Calcium Sulfate), Indicating Grade

    W.A. Hammond Drierite Co.

    Indicating Drierite is impregnated with cobalt chloride. Indicating Drierite is blue when dry and changes to pink upon absorption of moisture. The color change is pronounced and clearly visible. This makes Indicating Drierite valuable when it is necessary to know with certainty that dryness is…

  • 1,4-Dithioerythritol, =99.0%

    MilliporeSigma

    Synonyms: erythro -1,4-Dimercapto-2,3-butanediol; erythro -2,3-Dihydroxy-1,4-butanedithiol; Cleland's reagent; DTE Formula: HSCH2CH(OH)CH(OH)CH2SH Formula Weight: 154.25 CAS No.: 6892-68-8 Purity: ≥99.0% Storage Temperature: 2-8°C Application: …

  • Dextromethorphan hydrobromide

    Alfa Aesar

    Formula: C18H25NO HBr Formula weight: 352.32 CAS Number: 125-69-9 Harmonized Tariff Code:  2933.49 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly after handling. Do not eat, drink or smoke when using this…

  • SIGMA Dulbecco's Modified Eagle's Medium - high glucose, With 4500 mg/L glucose,…

    MilliporeSigma

    Synonym(s): DME; DMEM Application: Dulbecco′s Modified Eagle′s Medium (DMEM) is a modification of Basal Medium Eagle (BME) that contains four-fold concentrations of the amino acids and vitamins. The original formulation contained 1000 mg/L of glucose and was used to culture…

  • 3,3'-Diaminobenzidine (DAB) Enhanced Liquid Substrate System tetrahydrochloride,…

    MilliporeSigma

    MDL No.: MFCD00012969 Storage: 2-8C UNSPSC Code: 12352204 Application: The DAB (3,3'-Diaminobenzidine tetrahydrochloride) Two-component Enhanced Liquid Substrate System is a precipitating substrate system for peroxidase. DAB Two-component Liquid Substrate System produces a brown…

  • 2,4-Dimethoxythiobenzamide

    AFG Bioscience

    Synonyms: 2,4-Dimethoxybenzenecarbothioamide CAS No.: 23822-07-3 Molecular Formula: C9H11NO2S Molecular Weight: 197.26 MDL No.: MFCD04973328 Storage Temperature: Store at 0-8°C

  • 2,6-Dimethyl-4-heptanone, >90% (sum of 2,6-Dimethyl-4-heptanone & 4,6-Dimethyl-2…

    Alfa Aesar

    Synonym(s): Diisobutyl ketone, Isovalerone Formula: C9H18O Formula weight: 142.24 CAS Number: 108-83-8 UN Number: UN1224 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2914.19 Hazard Statements: H226-H335 Flammable liquid and vapour. May cause respiratory…

  • Diastase of Malt

    Spectrum Chemical

    CAS No.: 9000-92-4

  • Dowex® 50WX2 hydrogen form, hydrogen form, 200-400 mesh

    MilliporeSigma

    CAS No.: 69011-20-7 General description: Strongly acidic cation exchange resin that meets requirements of FDA Food Additive Regulation 21 CFR 173.25. This ion-exchange resin has not been specially processed or cleaned. We suggest that it be subjected to a suitable preliminary elution and wash…

  • D-(-)-Quinic acid, 98%

    Alfa Aesar

    Formula: C7H12O6 Formula weight: 192.17 Purity: 98% CAS Number: 77-95-2 Harmonized Tariff Code:  2918.19 Hazard Statements: H315-H319-H317-H335 Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction. May cause respiratory irritation. …

  • ALDRICH Diazald®, 99%

    MilliporeSigma

    Synonym(s): N -Methyl- N -( p -tolylsulfonyl)nitrosamide; N -Methyl- N -nitroso- p -toluenesulfonamide; N -Nitroso- N -methyl- p -toluenesulfonamide; N -Nitroso- p -toluenesulfomethylamide; p -Tolylsulfomethylnitrosamide; Diazomethane precursor Formula: …

  • SIGMA DL-Normetanephrine hydrochloride >=98%

    MilliporeSigma

    Synonym(s): DL-α-(Aminomethyl)-4-hydroxy-3-methoxybenzenemethanol hydrochloride Empirical Formula: C9H13NO3 -+ HCl Linear Formula: C9H13NO3 -+ HCl Formula Weight: 219.67 MDL Number: MFCD00012882 Purity: ≥98%

  • ALDRICH Damascenone, natural, 1.1-1.3wt. % (190 proof ethanol)

    MilliporeSigma

    Empirical Formula: C13H18O Linear Formula: C13H18O Formula Weight: 190.28 MDL Number: MFCD00101024 Density: 0.800 g/mL at 25 °C; 0.800-0.830 g/mL at 25 °C(lit.) Refractive Index: n 20/D 1.350-1.380(lit.)

  • Dehydrated Alcohol, 200 Proof, BiotechGrade

    Spectrum Chemical

    Grade: BiotechGrade CAS No.: 64-17-5 UN No.: UN1170 Class: 3 Pkg. Group: PG II

  • Drierite Drying Agent (Anhydrous Calcium Sulfate), Regular Grade

    W.A. Hammond Drierite Co.

    Properties: REGULAR DRIERITE is anhydrous calcium sulfate. It is of neutral pH, constant in volume, chemically inert except toward water, insoluble in organic liquids and refrigerants, non-disintegrating, non-wetting, non-toxic, non-corrosive, non-chan-neling, generally recognized as safe (GRAS) by…

  • ROCHE DNA Molecular Weight Marker VIII

    MilliporeSigma

    Storage: −20°C UNSPSC Code: 41105335 RIDADR: NONH for all modes of transport Features and Benefits: Fragment mixture prepared by cleavage of pUCBM21 DNA with Hpa II, and pUCBM21 DNA with Dra I and Hind III. Contents Ready-to-use solution, 250μg/ml, in TE buffer (10mM…

  • ALDRICH Diethyl adipate, ReagentPlus®, 99%

    MilliporeSigma

    Empirical Formula: C10H18O4 Linear Formula: C2H5OCO(CH2)4COOC2H5 Formula Weight: 202.25 MDL Number: MFCD00009215 Purity: 99% Boiling Point: 251 °C(lit.) Melting Point: …

  • Dehydrated Alcohol, 200 Proof, Undenatured, USP

    Spectrum Chemical

    Grade: USP CAS No.: 64-17-5 UN No.: UN1170 Class: 3 Pkg. Group: PG II

  • 3,4-Dimethoxybenzonitrile, 98+%

    Alfa Aesar

    Synonym(s): Veratronitrile Formula: C9H9NO2 Formula weight: 163.18 Purity: 98+% CAS Number: 2024-83-1 UN Number: UN3439 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2926.90 Hazard Statements: H331-H302-H312-H315-H319-H335 Toxic if inhaled. Harmful if…

  • SIGMA Dobesilate Calcium >=98% (HPLC)

    MilliporeSigma

    Synonym(s): 2,5-Dihydroxybenzenesulfonic acid calcium salt; 205E; Calcium 2,5-dihydroxybenzenesulfonate; Calcium Dobesilate; Hydroquinone calcium sulfonate Empirical Formula: C6H5O5S -+ 0.5Ca Linear Formula: C6H5O5S -+ 0.5Ca …

  • Dimidium bromide, 95%

    Alfa Aesar

    Synonym(s): 3,8-Diamino-5-methyl-6-phenylphenanthridinium bromide Formula: C20H18BrN3 Formula weight: 380.31 Purity: 95% CAS Number: 518-67-2 Harmonized Tariff Code:  2933.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…

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