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,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 …

  • 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

  • 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…

  • 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)

  • "1,8-Diazabicyclo[5.4.0]undec-7-ene, puriss., Greater Than or Equal to 99.0% (GC…

    MilliporeSigma

    Synonym(s): 2,3,4,6,7,8,9,10-Octahydropyrimidol[1,2-a]azepine; DBU Formula: C9H16N2 Formula Weight: 152.24 CAS No.: 6674-22-2 UN Number: UN3267 Purity: ≥99.0% (GC) Density: 1.019g/mLat 20°C(lit.) Other Notes: Amidine base used for…

  • 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.

  • 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…

  • Distillation Standard

    MilliporeSigma

    ASTM D 86; NF EN ISO 3405 (30-178.6 °C) Storage: 2-8°C

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

    MilliporeSigma

    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,…

  • 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

    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…

  • Dodecamethylcyclohexasiloxane

    MilliporeSigma

    analytical standard Synonym(s): 2,2,4,4,6,6,8,8,10,10,12,12-Dodecamethylcyclohexasiloxane Empirical Formula: C12H36O6Si6 Formula Weight: 444.92 Linear Formula: C12H36O6Si6 MDL Number: …

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

    Honeywell

    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…

  • p-Dimethylamino-Benzaldehyde

    MP Biomedicals

    p-Dimethylaminobenzaldehyde is used as a reagent for the determination of amino acids and peptides, amines, indoles, hydrazines and hydrogen peroxides as it forms colored condensation products (Schiff bases) with pyrroles and primary amines; spray reagent for tryptophan; For the determination of…

  • D-Pantethine syrup ; >/= 98% (Assay: anhydrous basis)

    AFG Bioscience

    Synonyms: Bis(N-pantothenylamidoethyl) disulfide Purity Limit: ≥ 98% (Assay: anhydrous basis) CAS No.: 16816-67-4 Molecular Formula: C22H42N4O8S2 Molecular Weight: 554.7 MDL No.: MFCD07357234 Appearance: Yellow liquid Density: 1.22 Optical Rotation: +16 ± 2º Storage…

  • SIGMA Dimethyl sulfoxide, sterile-filtered, Biotechnology Performance Certified,…

    MilliporeSigma

    Synonym(s): DMSO; Methyl sulfoxide Formula: (CH3)2SO Formula Weight: 78.13 CAS No.: 67-68-5 Purity: (USP XXIV) Density: 1.10g/mL(lit.) Application: Human and animal cell lines grown in culture are generally stored frozen. Freezing protects the cell line from…

  • Donkey serum

    MilliporeSigma

    Synonym: Serum Application Normal donkey serum may be used as a blocking agent and controls in immunoassays. For immunohistochemistry and immunocytochemistry, donkey serum was used between 5%-20% as blocking agent in various studies. 1,2,3,4 General Description Donkey serum is…

  • SIGMA 1 kb DNA Ladder for DNA electrophoresis

    MilliporeSigma

    Storage: −20°C

  • Diethyl ether, ACS, 98% min, stab. with 0.001% BHT and 3% ethanol

    Alfa Aesar

    Synonym(s): Ether, Ethyl ether Formula: C4H10O Formula weight: 74.12 Purity: 98% min, stab. with 0.001% BHT and 3% ethanol CAS Number: 60-29-7 UN Number: UN1155 Hazard Class: 3 Packing Group: I Harmonized Tariff Code:  2909.11 Hazard Statements: H224-H302-H336 Extremely…

  • SIAL Dichloromethane

    MilliporeSigma

    CHROMASOLV ® , for HPLC, ≥99.9%, contains 40-150 ppm amylene as stabilizer Synonym(s): Methylene chloride Empirical Formula: CH2Cl2 Formula Weight: 84.93 Linear Formula: CH2Cl2 MDL Number: MFCD00000881 Purity: …

  • DPX Mountant for histology, slide mounting medium

    MilliporeSigma

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

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

    MilliporeSigma

    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

  • D-Cysteine hydrochloride monohydrate, 99%

    Alfa Aesar

    Synonym(s): D-2-Amino-3-mercaptopropionic acid hydrochloride monohydrate, H-D-Cys-OH.HCl.H{2}O Formula: C3H7NO2S HCl H2O Formula weight: 175.64 (157.62anhy) Purity: 99% CAS Number: 207121-46-8 Harmonized Tariff Code:  2930.90 Hazard Statements: H315-H319-H335 Causes skin…

  • 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. …

  • 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…

  • DPD #1 Powder, 100G

    LaMotte

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

  • Difco™ Buffered Listeria Enrichment Broth Base

    BD

    Buffered Listeria Enrichment Broth Base is used as an enrichment broth for the cultivation of Listeria spp. from food according to the U.S Food and Drug Administration (FDA). Buffered Listeria Enrichment Broth Base is a modification of Listeria Enrichment Broth with added buffering strength.…

  • 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.

  • ALDRICH 2-Deoxy-D-galactose, 98%

    MilliporeSigma

    Synonym(s): 2-Deoxy-D-lyxohexose Formula: C6H12O5 Formula Weight: 164.16 CAS No.: 1949-89-9 UN Number: UN1198 Purity: 98% Packaging: 1, 5 g in glass bottle

  • Diethyl ether Laboratory Reagent, =99.5% (GC)

    Honeywell

    Storage condition: Room Temperature UN Number: UN1155 GHS pictograms: GHS07;GHS02 Signal Words: Danger H Statements: H302;H336;H224;EUH066;EUH019 P Statements: P280;P260;P243;P308 + P313;P304 + P340;P301 + P330 + P331 Package Type: Aluminum Bottle C.A.S. Number 1: 60-29-7 …

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