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Reagents, D

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  • 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…

  • DPD Free Chlorine Reagent Powder Pillows, 10 mL Sample

    Hach

    Chlorine, Free USEPA accepted for reporting for drinking water analysis using Hach Method 8021, DPD Method Range: 0 - 2.0 mg/L Sample Size: 10 mL,25mL,5mL pk/300 Powder Pillows

  • D-(+)-Glucose, ACS reagent

    Sigma-Aldrich

    Synonyms: Dextrose Formula: C6H12O6 Formula Weight: 180.16 CAS No.: 50-99-7 Packaging: 25, 500 g in poly bottle Packaging: 5 kg in poly drum

  • SIGMA Dextrose, meets EP, BP, JP, USP testing specifications, anhydrous

    Sigma-Aldrich

    Synonyms: D-(+)-Glucose; Dextrose Formula: C6H12O6 Formula Weight: 180.16 CAS No.: 50-99-7

  • DEAE-Dextran, average mol wt 10,000

    Sigma-Aldrich

    CAS No.: 9015-73-0 Synonyms: Diethylaminoethyl-Dextran Included Fees: C942N13 has a Dry/Wet Ice Fee included in the price. To see the value of these fees, download our Fee List.

  • DL-^b-Proline ethyl ester hydrochloride, 97%

    Alfa Aesar

    Synonym(s): (^+)-Pyrrolidine-3-carboxylic acid ethyl ester hydrochloride, Ethyl (^+)-pyrrolidine-3-carboxylate hydrochloride Formula: C7H13NO2 HCl Formula weight: 179.65 Purit

  • 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…

  • DIAG Cholesteryl oleyl carbonate

    Sigma-Aldrich

    Synonym(s): 3β-Hydroxy-5-cholestene 3-oleyl carbonate; 5-Cholesten-3β-ol 3-oleyl carbonate; 5-Cholesten-3-yl 9-octadecenyl carbonate; Cholesterol 9-octadecenyl carbonate Empirical Formula: C46H80O3 Formula Weight: 681.13 Linear Formula: …

  • Diatomaceous earth,

    Sigma-Aldrich

    Synonyms: Diatomaceous earth, flux-calcined CAS No.: 68855-54-9 Packaging: 1 kg in poly bottle Packaging: 5 kg in poly drum

  • DL-Dithiothreitol, =98% (TLC), =99.0% (titration)

    Sigma-Aldrich

    Synonyms: threo -1,4-Dimercapto-2,3-butanediol; Cleland's reagent; DTT Formula: HSCH2CH(OH)CH(OH)CH2SH Formula Weight: 154.25 CAS No.: 3483-12-3 Purity: ≥98% (TLC); ≥99.0% (titration) Storage Temperature: 2-8°C Application: An excellent reagent…

  • Diatomaceous Earth

    Avantor - J.T.Baker®

    Analytical Filter Aid CAS Number: 68855-54-9 Specific Gravity: 1L = 2.30 Kg

  • Dimethyl Sulfoxide (DMSO)

    Amresco

  • SIAL Dowex Optipore® L-493

    Sigma-Aldrich

  • 4,5-Difluoro-2-methylbenzoic acid, 98%

    Alfa Aesar

    Formula: C8H6F2O2 Formula weight: 172.13 Purity: 98% CAS Number: 183237-86-7 Harmonized Tariff Code:  2916.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 3,5-Difluoro-N-(3-fluoro-2-methylphenyl)benzenesulfonamide, 97%

    Alfa Aesar

    Formula: C13H10F3NO2S Formula weight: 301.28 Purity: 97% Harmonized Tariff Code:  2935.00 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 water and seek medical advice.…

  • 2,3-Dimethoxybenzoic acid, 99%

    Alfa Aesar

    Formula: C9H10O4 Formula weight: 182.18 Purity: 99% CAS Number: 1521-38-6 Harmonized Tariff Code:  2918.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P280g-P305+P351+P338 …

  • FLUKA Docusate sodium salt, purum, Greater Than or Equal to 96.0% (TLC)

    Sigma-Aldrich

    Synonym(s): 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; ‘Dioctyl' sulfosuccinate sodium salt Formula: …

  • SIGMA Dulbecco's Modified Eagle's Medium - low glucose, liquid, sterile-filtered…

    Sigma-Aldrich

    Synonym(s): DME; DMEM Storage: 2-8°C

  • GR ACS Dextrose, Anhydrous

    EMD Millipore

    Formula: CH2OH(CHOH)4CHO Formula Weight: 180.16 CAS Number: 50-99-7 Synonym(s): D-Glucose

  • D-(+)-Glucosamine hydrochloride >=99%, crystalline

    Sigma-Aldrich

    Synonym(s): 2-Amino-2-deoxy-D-glucose hydrochloride; Chitosamine hydrochloride Empirical Formula: C6H13NO5 -+ HCl Linear Formula: C6H13NO5 -+ HCl Formula Weight: 215.63 MDL Number: MFCD00135831 Purity: ≥99% …

  • Diphenylamine, 98+%

    Alfa Aesar

    Synonym(s): N-Phenylaniline, N-Phenylbenzenamine Formula: C12H11N Formula weight: 169.23 Purity: 98+% CAS Number: 122-39-4 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  2921.44 Hazard Statements: H301-H311-H331-H373 Toxic if swallowed.…

  • 2,6-Dimethylbenzeneboronic acid, 97%

    Alfa Aesar

    Synonym(s): 2,6-Dimethylphenylboronic acid Formula: C8H11BO2 Formula weight: 149.99 Purity: 97% CAS Number: 100379-00-8 Harmonized Tariff Code:  2931.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • 2,2-Diphenyl-1-picrylhydrazyl (free radical), 95%

    Alfa Aesar

    Synonym(s): DPPH Formula: C18H12N5O6 Formula weight: 394.32 Purity: 95% CAS Number: 1898-66-4 UN Number: UN2811 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2927.00 Hazard Statements: H300-H315-H319-H335 Fatal if swallowed. Causes skin irritation. Causes…

  • SIGMA Dulbecco's Phosphate Buffered Saline, Modified, without calcium chloride…

    Sigma-Aldrich

    Synonym(s): DPBS Application: DPBS is a balanced salt solution (BSS) used for the handling and culturing of mammalian cells. DPBS is used to to irrigate, wash, and dilute mammalian cells. Phosphate buffering maintains the pH in the physiological range. Calcium and magnesium facilitate cell…

  • ALDRICH 1,3-Dimethyladamantane, >=99%

    Sigma-Aldrich

    Empirical Formula: C12H20 Linear Formula: C12H20 Formula Weight: 164.29 MDL Number: MFCD00074755 Purity: ≥99% Density: 0.886 g/mL at 25 °C(lit.) Refractive Index: n 20/D 1.478(lit.)

  • 1,2-Dimethoxyethane, anhydrous, 99.5%

    Sigma-Aldrich

    Synonyms: mono-Glyme; Dimethylglycol; Ethylene glycol dimethyl ether; Monoglyme Formula: CH3OCH2CH2OCH3 Formula Weight: 90.12 CAS No.: 110-71-4 Purity: 99.5% Density: 0.867 g/mL at 25 °C(lit.) Supplemental Hazard Statements: May form…

  • OmniPur® Dextran Sulfate Sodium

    EMD Millipore

    Formula: Mixture Formula Weight: CAS Number: 9011-18-1 Synonym(s): Asuro Description: Analytical reagent

  • DTT (Dithiothreitol-Cleland's Reagent)

    IBI Scientific

    DTT is used in enzyme preparations to prevent formation of disulfides from sulfhydryl groups, thereby stabilizing the enzyme. Note: Do NOT autoclave DTT or solutions containing DTT

  • 1,4-Dinitrobenzene, 98+%

    Alfa Aesar

    Synonym(s): p-Dinitrobenzene Formula: C6H4N2O4 Formula weight: 168.11 Purity: 98+% CAS Number: 100-25-4 UN Number: UN3443 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2904.20 Hazard Statements: H300-H310-H330-H373 Fatal if swallowed. Fatal in contact…

  • Di-2-thienyl ketone, 98%

    Alfa Aesar

    Synonym(s): Bis-2-thienyl ketone, 2-(2-Thenoyl)thiophene Formula: C9H6OS2 Formula weight: 194.28 Purity: 98% CAS Number: 704-38-1 Harmonized Tariff Code:  2934.99

  • DRIERITE®, Indicating (8 Mesh)

    Avantor - J.T.Baker®

    CAS Number: 7778-18-9 Specific Gravity: 1L = 1.87 Kg DRIERITE, Indicating is Calcium Sulfate, Anhydrous. It is impregnated with cobalt chloride making the material blue when dry and changing to rose-red upon absorption of moisture. The material is an all-purpose drying agent. As a…

  • Dowex r 1X2 50-100 (Cl)

    Alfa Aesar

    CAS Number: 9085-42-1 Harmonized Tariff Code:  3914.00

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