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…

  • Dimethyl Sulfoxide, Hybri-Max™, Sterile-filtered, BioReagent, Suitable for…

    MilliporeSigma

    Synonym: DMSO, Methyl sulfoxide CAS Number: 67-68-5 Linear Formula: (CH3)2SO Molecular Weight: 78.13 Packaging: 5 mL and 10 mL in flame sealed ampules, 100 mL in amber bottle Application DMSO is a polar aprotic solvent used in chemical reactions, in…

  • Dimethyl sulfoxide,BioReagent, for molecular biology, suitable for plant cell…

    MilliporeSigma

    Synonym: DMSO, Methyl sulfoxide CAS Number: 67-68-5 Linear Formula: (CH3)2SO Molecular Weight: 78.13 Beilstein Registry Number: 506008 EC Number: 200-664-3 MDL Number: MFCD00002089 PubChem Substance ID: 24894214 Caution …

  • ALDRICH Dioctyl sulfosuccinate sodium salt, 98%

    MilliporeSigma

    Synonym(s): AOT; Bis(2-ethylhexyl) sulfosuccinate sodium salt; DOSS; Docusate sodium Formula: …

  • 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

  • Dissolved Oxygen DT Reagent Sets

    Hach

    (Drop Count Titration Method) For OX-2P Test Kit (1469-00) Contains: Dissolved Oxygen 1, 2, and 3 Reagent Powder Pillows; Sodium Thiosulfate Standard (0.0109 N)

  • 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 Decaethylene glycol mono-¡dodecyl ether nonionic surfactant

    MilliporeSigma

    Synonym(s): C12E10; Polyoxyethylene (10) lauryl ether Empirical Formula: C32H66O11 Linear Formula: C32H66O11 Formula Weight: 626.86 MDL Number: MFCD00080891

  • DPD #1 Powder, 100G

    LaMotte

    Formula: Mixture Synonym(s): N, N diethyl-p-phenylenediamine sulfate

  • 1,5-Diphenylcarbazide, ACS reagent

    MilliporeSigma

    Synonyms: 1,5-Diphenylcarbohydrazide; sym.-Diphenylcarbazide Formula: C6H5NHNHCONHNHC6H5 Formula Weight: 242.28 CAS No.: 140-22-7 Packaging: 25, 100 g in glass bottle

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

    MilliporeSigma

    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…

  • Celite® 545, BAKER ANALYZED Reagent

    Avantor - J.T.Baker®

    Synonyms: Diatomaceous Earth, Diatomaceous silica. CAS Number: 68855-54-9 For use in pesticide residue analysis after petroleum ether extraction.

  • Dimethyl Sulfoxide (DMSO)

    Amresco

  • Density Standard

    MilliporeSigma

    ASTM D 4052; IP 365 / ISO 12185 (0.8355g/mL, 15 °C) RIDADR: UN 1202 3 / PGIII

  • Dextran 70 (Mw.=ca. 70,000)

    TCI America

    CAS Number: 9004-54-0 MDL Number: MFCD00130935 Specific rotation [a]20/D: +170.0 to +200.0 deg (C=6, H2O) pH: 5.0 to 7.0 (60g/L, 25°-C) limiting viscosity: 0.21 to 0.26 cp

  • Diatomaceous Earth

    Avantor - J.T.Baker®

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

  • Dextran 10 for calibration

    MilliporeSigma

    European Pharmacopoeia (EP) Reference Standard Synonym(s): Dextran Linear Formula: [C6H10O5]n MDL Number: MFCD00130935

  • Deoxyribonuclease I from bovine pancreas lyophilized powder, Protein =85 %, =400…

    MilliporeSigma

    Synonym: DNase I, Deoxyribonucleate 5′-oligonucleotido-hydrolase CAS Number: 9003-98-9 EC Number: 232-667-0 Enzyme Commission (EC) Number: 3.1.21.1 MDL Number: MFCD00130918 Analysis Note Protein determined by biuret. Application Used for the…

  • Diethylamine, 99+%

    Alfa Aesar

    Formula: C4H11N Formula weight: 73.14 Purity: 99+% CAS Number: 109-89-7 UN Number: UN1154 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2921.19 Hazard Statements: H225-H314-H302-H312-H332 Highly flammable liquid and vapour. Causes severe skin burns and eye…

  • Dulcitol, 97%

    Alfa Aesar

    Synonym(s): Galactitol Formula: C6H14O6 Formula weight: 182.17 Purity: 97% CAS Number: 608-66-2 Harmonized Tariff Code:  2905.49

  • 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…

  • ALDRICH 2,2-Diphenyl-1-picrylhydrazyl,

    MilliporeSigma

    Synonym(s): 1,1-Diphenyl-2-picrylhydrazyl radical; 2,2-Diphenyl-1-(2,4,6-trinitrophenyl)hydrazyl; DPPH Formula: C18H12N5O6 Formula Weight: 394.32 CAS No.: 1898-66-4 Other Notes: Free radical Storage: 2-8°C Packaging: 1, 5 g in…

  • ALDRICH 3,9-Divinyl-2,4,8,10-tetraoxaspiro[5.5]undecane, 98%

    MilliporeSigma

    Empirical Formula: C11H16O4 Linear Formula: C11H16O4 Formula Weight: 212.24 MDL Number: MFCD00006564 Purity: 98% Boiling Point: 108-110 °C/2 mmHg(lit.) Melting Point: 43-46 °C(lit.) …

  • DRIERITE, Indicating (8 Mesh)

    Avantor - Macron Fine Chemicals™

    DRIERITE, Indicating is Calcium Sulfate, Anhydrous. It is impregnated with cobalt chloride making the material blue when dry and changing to rose-red upon absorbtion of moisture. The material is an all-purpose drying agent. As a desiccant, it is capable of absorbing about 6.6% by weight of moisture…

  • DL-Malic acid, 98%

    Alfa Aesar

    Synonym(s): (^+)-Hydroxysuccinic acid Formula: C4H6O5 Formula weight: 134.09 Purity: 98% CAS Number: 6915-15-7 Harmonized Tariff Code:  2918.19 Hazard Statements: H318-H302-H335-H315 Causes serious eye damage. Harmful if swallowed. May cause respiratory irritation. Causes skin…

  • "DEET, PESTANAL®, analytical standard"

    MilliporeSigma

    Synonyms: N,N -Diethyl- m -toluamide Formula: C12H17NO Formula Weight: 191.27 CAS No.: 134-62-3 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • Duolink® In Situ Detection Reagents Red

    MilliporeSigma

    Application Experiments conducted using Duolink in situ reagents can detect and visualize protein interactions, protein expression levels and post translational modifications at the single molecule level in fixed cells and tissue samples. To perform a complete Duolink in situ experiment…

  • Dimethyl Sulfoxide (DMSO)

    Corning cellgro

    Dimethyl Sulfoxide (DMSO) is commonly used in cell cryopreservation, along with glycerol, to prevent damage to the cell membrane during freezing. Complete Certificate of Analysis available each production lot, along with full formulation information Produced under the highest industry…

  • Decane, anhydrous, =99%

    MilliporeSigma

    Formula: CH3(CH2)8CH3 Formula Weight: 142.28 CAS No.: 124-18-5 Purity: ≥99% Density: 0.73 g/mL at 25 °C(lit.) Packaging: 1, 2 L in Sure/Seal™ Packaging: 100 mL in Sure/Seal™

  • Digestion Solution For Kjeldahl, 1L

    Hach

    With copper catalyst per Standard Methods, 19th edition

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