Reagents, D

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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


    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

  • "1,3-Dihydroxynaphthalene"


    for spectrophotometric det. of glucuronic acid according to Tollens, ≥97.0% Synonym(s): 1,3-Naphthalenediol; Naphthoresorcinol Empirical Formula: C10H8O2 Formula Weight: 160.17 Linear Formula: C10H6(OH)2 MDL…

  • 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…

  • SIGMA Deoxyribonuclease I from bovine pancreas Standardized vial containing 2…


    Synonym(s): DNase I; Deoxyribonucleate 5'-oligonucleotido-hydrolase MDL Number: MFCD00130918 Storage: −20°C

  • 1,3-Dibromopropane, ReagentPlus®, 99%


    Synonyms: Trimethylene dibromide Formula: Br(CH2)3Br Formula Weight: 201.89 CAS No.: 109-64-8 Purity: 99% Density: 1.989 g/mL at 25 °C(lit.) Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 L in glass bottle…

  • Dibutylamine, BAKER ANALYZED Reagent

    Avantor - J.T.Baker®

    Formula: (CH3CH2CH2CH2)2NH Formula Weight: 129.25 CAS Number: 111-92-2 Specific Gravity: 1L = .76 Kg Flash Point: 47° C

  • 2,3-Dimethylbutane, 99%

    Alfa Aesar

    Synonym(s): Diisopropyl Formula: C6H14 Formula weight: 86.18 Purity: 99% CAS Number: 79-29-8 UN Number: UN2457 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if…

  • 1,4-Dibromo-2,5-difluorobenzene, 98%

    Alfa Aesar

    Formula: C6H2Br2F2 Formula weight: 271.89 Purity: 98% CAS Number: 327-51-5 Harmonized Tariff Code:  2903.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Riedel-de Haën Dichloromethane, for pesticide residue analysis


    Synonyms: Methylene chloride Formula: CH2Cl2 Formula Weight: 84.93 CAS No.: 75-09-2 Density: 1.325 g/mL at 25 °C(lit.)

  • 2,4-Dinitrophenylhydrazine, for HPLC derivatization, moistened with 35% water, >…


    CAS No.: 119-26-6 Formula: C6H6N4O4 Formula Weight: 198.14 Linear Formula: (O2N)2C6H3NHNH2 MDL No.: MFCD00007578 Purity: ≥99.0% (HPLC) Melting Point: 197-200 °C(lit.)

  • DAPI for nucleic acid staining


    Synonym: 2-(4-Amidinophenyl)-6-indolecarbamidine dihydrochloride, 4′,6-Diamidino-2-phenylindole dihydrochloride, DAPI dihydrochloride CAS Number: 28718-90-3 Empirical Formula (Hill Notation): C16H15N5 · 2HCl Molecular Weight: …

  • ALDRICH 1,3-Diaminopropane, Greater Than or Equal to 99%


    Synonym(s): 1,3-Propanediamine; DAP; TMEDA; Trimethylenediamine Formula: NH2(CH2)3NH2 Formula Weight: 74.12 CAS No.: 109-76-2 UN Number: UN2922 Purity: ≥99% Density: 0.888g/mLat 25°C(lit.) Other Notes: Tandem Mass…

  • Orion™ 2100 Series and 1800 Series Analyzer Reagents for Orion Online Monitors

    Thermo Scientific Orion

    Use Thermo Scientific™ Orion™ 2100 Series and 1800 Series Analyzer Reagents for Orion Online Monitors with Orion™ process analyzers. Reagents for the Orion 2109XP, 2110XP, 2111LL, 2111XP, 2117XP, 2118XP, 2120XP, 1809, 1810, 1811AO, 1811EL, 1817HL, 1817LL, 1818 and 1820 analyzers.

  • FLUKA Dimethyl sulfoxide, GC-Headspace tested, =99.9%


    Synonyms: DMSO; Methyl sulfoxide Formula: (CH3)2SO Formula Weight: 78.13 CAS No.: 67-68-5 Purity: ≥99.9% (GC); ≥99.9% Density: 1.10 g/mL(lit.) Suitability: tested for GC-HS Caution: Supercools easily and remelts slowly at…

  • ALDRICH 2,2-Dimethylbutane, Greater Than or Equal to 99.0% (GC)


    Synonym(s): Neohexane Formula: CH3CH2C(CH3)3 Formula Weight: 86.18 CAS No.: 75-83-2 UN Number: UN1208 Purity: ≥99.0% (GC) Density: 0.649g/mLat 25°C(lit.) Storage: 2-8°C Packaging: 100, 500 mL in glass bottle

  • Dimethyl Sulfoxide

    MP Biomedicals

    Dimethyl sulfoxide (DMSO) is a highly polar aprotic organic reagent that has exceptional solvent properties for organic and inorganic chemicals. Dimethyl Sulfoxide is ideal for use as a cryoprotectant. Also used in chemical reactions, in polymerase chain reactions (PCR) as a PCR cosolvent to…

  • 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…

  • 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…

  • Deoxyribonuclease I from bovine pancreas Type II-S, lyophilized powder, Protein …


    Synonym: DNase I, Deoxyribonucleate 5′-oligonucleotido-hydrolase CAS Number: 900.-98-9 EC Number: 232-667-0 Enzyme Commission (EC) Number: MDL Number: MFCD00130918 Analysis Note Protein determined by biuret. Application Used for the…

  • Dulbecco’s Phosphate Buffered Saline With MgCl2 and CaCl2, liquid, sterile…


    Synonym: DPBS EC Number: 231-791-2 MDL Number: MFCD00131855

  • Deoxyribonuclease I, bovine pancreas

    Alfa Aesar

    Synonym(s): EC, DNase I CAS Number: 9003-98-9 Harmonized Tariff Code:  3507.90

  • Diethylenetriaminepentaacetic acid, 98+%

    Alfa Aesar

    Synonym(s): DTPA, Pentetic acid Formula: C14H23N3O10 Formula weight: 393.35 Purity: 98+% CAS Number: 67-43-6 Harmonized Tariff Code:  2922.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …

  • Dihydrogen hexachloroplatinate(IV) hexahydrate, 99.9% (metals basis)

    Alfa Aesar

    Synonym(s): CPA, Chloroplatinic acid Formula: H2PtCl6 6H2O Formula weight: 517.91 (409.82anhy) Purity: 99.9% (metals basis) CAS Number: 18497-13-7 UN Number: UN2507 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2843.90 Hazard Statements: …

  • DMSO


    ACS Grade Freezing point: <18.30°C Residue after evaporation: <0.01% Water: <0.1% A275 (undiluted): <0.20 Titratable acid: <0.001meq/g Substances darkened by potassium hydroxide Caution: Readily absorbed through skin Haz Mat fee applies …

  • 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.…

  • Diethyl Ether, Anhydrous, ACS Reagent,4L


    Synonym: Ether Ethyl ether Linear Formula (CH3CH2)2O

  • DPX Mountant for histology, slide mounting medium


    Flash Point (F): 46.4 °F Flash Point (C): 8 °C Refractive Index: n 20/D 1.52

  • ALDRICH 2,4-Dinitrophenylhydrazine, reagent grade, 97%


    Formula: (O2N)2C6H3NHNH2 Formula Weight: 198.14 CAS No.: 119-26-6 Purity: 97% Application: Reagent for the determination of aldehydes 1 and ketones. 2, 3 Also employed in cyclocondensations to pyrazoles. 4 Packaging: 25,…

  • ALDRICH Dimethyl sulfoxide-d6, 99.5 atom % D


    Synonyms: (Methyl sulfoxide)-d6; DMSO-d6; Hexadeuterodimethyl sulfoxide Formula: (CD3)2SO Formula Weight: 84.17 CAS No.: 2206-27-1 Density: 1.190 g/mL at 25 °C(lit.) Packaging: 10 g in ampule Packaging: 50, 100, 250 g in glass bottle

  • 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…

  • Dimethyl sulfoxide, ReagentPlus®, =99.5%


    Synonyms: DMSO; Methyl sulfoxide Formula: (CH3)2SO Formula Weight: 78.13 CAS No.: 67-68-5 Purity: ≥99.5% Density: 1.10 g/mL(lit.) Caution: Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to…

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