Reagents, Q

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  • Quercetin =95% (HPLC), solid

    MilliporeSigma

    Synonym: 2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one, 3,3',4',5,6-Pentahydroxyflavone, Quercetin-3-O-rhamnoside CAS Number: 117-39-5 Empirical Formula (Hill Notation): C15H10O7 Molecular Weight: 302.24 Beilstein Registry…

  • QAC Reagent 2 Powder Pillows

    Hach

    For determination of Quaternary Ammonium Compounds (QAC) by the Direct Binary Complex Method. Hach Method 8337. Range: 0.2 - 5.0 mg/L as CTAB. Pack of 25 Powder Pillows.

  • ALDRICH Quinuclidine, 97%

    MilliporeSigma

    Synonym(s): 1-Azabicyclo[2.2.2]octane; ABCO Formula: C7H13N Formula Weight: 111.18 CAS No.: 100-76-5 UN Number: UN2811 Purity: 97% Application: Ligand employed in studies on the OsO 4 -catalyzed dihydroxylation of olefins. 1, Used to form onium salts for…

  • QAC Reagent 1 Powder Pillows

    Hach

    For determination of Quaternary Ammonium Compounds (QAC) by the Direct Binary Complex Method. Hach Method 8337. Range: 0.2 - 5.0 mg/L as CTAB. Pack of 50 Powder Pillows.

  • ALDRICH QuadraPure® TU, macroporous, 400-600µm particle size

    MilliporeSigma

    Synonym(s): QuadraPure ® Thiourea Application: Reaxa Technology Legal Information: QuadraPure is a registered trademark of Johnson Matthey Finland Oy Packaging: 5, 25, 100 g in glass bottle

  • QC-Standard Solution for EN ISO 9377-2

    MilliporeSigma

    RIDADR: UN 1206 3 / PGII

  • SUPELCO Quaternary B-cyclodextrin, 100mg, neat

    MilliporeSigma

  • ALDRICH Quinoline, >=97%

    MilliporeSigma

    Synonym(s): 1-Benzazine; 2,3-Benzopyridine Empirical Formula: C9H7N Linear Formula: C9H7N Formula Weight: 129.16 MDL Number: MFCD00006736 Purity: ≥97% Boiling Point: 113-114 °C/11 mmHg(lit.);…

  • Quinine sulfate, meets USP testing specifications, monograph mol wt. 782.94 (…

    MilliporeSigma

    Synonyms: Quinine hemisulfate salt monohydrate; Quinine sulfate (2:1) (salt) dihydrate Formula: C20H24N2O2 · 0.5H2O4S · H2O Formula Weight: 391.47 CAS No.: 207671-44-1 Application: Use to study the metabolism…

  • SIGMA Quinidine sulfate salt dihydrate

    MilliporeSigma

    Empirical Formula: C40H48N4O4 -+ H2O4S -+ 2H2O Linear Formula: C40H48N4O4 -+ H2O4S -+ 2H2O Formula Weight: 782.94 MDL Number: …

  • Quinine monohydrochloride dihydrate, 99% (total base), may contain up to 10%…

    Alfa Aesar

    Formula: C20H24N2O2.HCl 2H2O Formula weight: 396.91 (360.88anhy) Purity: 99% (total base), may contain up to 10% Dihydroquinine CAS Number: 6119-47-7 Harmonized Tariff Code:  2939.20 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: …

  • Quartz (particle size)

    MilliporeSigma

    BCR ® certified Reference Material, 50-220 μm particle size

  • SIGMA Quercetin-3-D-xyloside >=97.0% (HPLC)

    MilliporeSigma

    Synonym(s): Reinutrin; Reynoutrin Empirical Formula: C20H18O11 Linear Formula: C20H18O11 Formula Weight: 434.35 MDL Number: MFCD00210590 Purity: ≥97.0% (HPLC) Beilstein Registry Number: 6023007

  • QuadraPure™ TU, 400-600 micron, metal scavenger

    Alfa Aesar

    Synonym(s): QuadraPure™ Thiourea CAS Number: 147754-40-3 MDL: MFCD07785601 Form: Beads Other References Harmonized Tariff Code: 3903.90 TSCA: No Applications Metal Scavenger: Pd, Pt, Ru, Rh, Au, Ag, Cu, Hg, Pb, Cd, Ni, Co, Fe, V, Zn

  • "Quinoxyfen, PESTANAL®, analytical standard"

    MilliporeSigma

    Synonyms: (5,7-Dichloro-4-quinolyl) (4-fluorophenyl) ether Formula: C15H8Cl2FNO Formula Weight: 308.13 CAS No.: 124495-18-7 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • Quinine hemisulfate monohydrate, 99%

    Alfa Aesar

    Synonym(s): Quinine sulfate dihydrate Formula: C20H24N2O2 0.5H2SO4 H2O Formula weight: 391.47 (373.46anhy) Purity: 99% CAS Number: 6119-70-6 Harmonized Tariff Code:  2939.20 Hazard Statements: H301-H334-H317 Toxic if swallowed. May cause allergy or asthma symptoms or breathing…

  • ALDRICH QuadraPure® AK, 50-90mesh, extent of labeling: 2.0-3.0mmol/g loading, 1%…

    MilliporeSigma

    Synonym(s): 2,4-Butanedione resin; Activated ketone, polymer-bound

  • QuadraSil^t MP, 20-100 micron

    Alfa Aesar

    Synonym(s): QuadraSil^t Mercaptopropyl Harmonized Tariff Code:  3822.00

  • SIAL Quinoline Yellow

    MilliporeSigma

    Dye content 95 % Synonym(s): Solvent yellow 33 Empirical Formula: C18H11NO2 Formula Weight: 273.29 Linear Formula: C18H11NO2 MDL Number: MFCD00011593 RTECS No.: GE5925000

  • Quinine

    MilliporeSigma

    certified reference material, TraceCERT ® Empirical Formula: C20H24N2O2 Formula Weight: 324.42 Linear Formula: C20H24N2O2 MDL Number: MFCD00198096 Melting Point: …

  • SIAL Quinine sulfate

    MilliporeSigma

    meets USP testing specifications, monograph mol wt. 782.94 ((C20H24N2O2)2 . H2SO4 . 2H2O) Synonym(s): Quinine hemisulfate salt monohydrate; Quinine sulfate (2:1) (salt) dihydrate Empirical Formula: …

  • Quinaldine, 97+%

    Alfa Aesar

    Synonym(s): 2-Methylquinoline Formula: C10H9N Formula weight: 143.19 Purity: 97+% CAS Number: 91-63-4 Harmonized Tariff Code:  2933.49 Hazard Statements: H302-H312-H315-H319-H335-H227 Harmful if swallowed. Harmful in contact with skin. Causes skin irritation. Causes serious eye…

  • SIGMA Quercetin 3-D-galactoside >=97.0% (HPLC)

    MilliporeSigma

    Synonym(s): 3,3',4',5,7-Pentahydroxyflavone 3-D-galactoside; Hyperin; Hyperoside Empirical Formula: C21H20O12 Linear Formula: C21H20O12 Formula Weight: 464.38 MDL Number: MFCD00016933 Purity: ≥97.0% (HPLC) …

  • Quercetin

    MilliporeSigma

    United States Pharmacopeia (USP) Reference Standard Synonym(s): Quercetin dihydrate; 2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4 H -1-benzopyran-4-one dihydrate; 3,3',4',5,7-Pentahydroxyflavone dihydrate Empirical Formula: C15H10O7 -+ 2H2O Formula…

  • Quercetin dihydrate, 97%

    Alfa Aesar

    Synonym(s): 3,3',4',5,7-Pentahydroxyflavone dihydrate, Quercetin hydrate Formula: C15H10O7 2H2O Formula weight: 338.28 (302.25anhy) Purity: 97% CAS Number: 6151-25-3 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2932.99 Hazard Statements:…

  • Quinine Hydrochloride

    MP Biomedicals

    Quinine Hydrochloride is an alkaloid originally isolated from the Cinchona family of South American trees. It is an antimalarial agent, anticholinergic, antihypertensive and hypoglycemic agent. Quinine is an antimalarial agent, anticholinergic, antihypertensive and hypoglycemic agent; also used…

  • SIGMA Quinalizarin >=95% (HPLC)

    MilliporeSigma

    Synonym(s): 1,2,5,8-Tetrahydroxy-9,10-anthraquinone; 1,2,5,8-Tetrahydroxyanthraquinone; Alizarin Bordeaux BD; Alizarinbordeaux; Alizarine Bordeaux; Alizarine Bordeaux B; C.I. 58500; C.I. Mordant Violet 26; Khinalizarin; NSC 144046; NSC 4896; PHF 016 Empirical Formula: …

  • "Quinaldine, =90% (GC)"

    MilliporeSigma

    Synonyms: 2-Methylquinoline Formula: C10H9N Formula Weight: 143.19 CAS No.: 91-63-4 Purity: ≥90% (GC) Density: 1.058 g/mL at 25 °C(lit.) Packaging: 1 L in poly bottle Packaging: 500 mL in poly bottle Included Fees: C987G98 has a Large Can Fee…

  • Quinuclidine, 97+%

    Alfa Aesar

    Synonym(s): 1-Azabicyclo[2.2.2]octane Formula: C7H13N Formula weight: 111.19 Purity: 97+% CAS Number: 100-76-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2933.39 Hazard Statements: H301-H310-H318-H315 Toxic if swallowed. Fatal in…

  • Quinine hydrochloride dihydrate

    MilliporeSigma

    analytical standard Empirical Formula: C20H24N2O2 -+ HCl -+ 2H2O Formula Weight: 396.91 Linear Formula: C20H24N2O2 -+ HCl -+ 2H2O MDL Number: MFCD00151248 Purity: …

  • ALDRICH Quinine monohydrochloride dihydrate, 90%

    MilliporeSigma

    Synonym(s): Quinine hydrochloride dihydrate Formula: C20H24N2O2 · HCl · 2H2O Formula Weight: 396.91 CAS No.: 6119-47-7 Purity: 90% Other Notes: Remainder hydroquinine hydrochloride dihydrate Packaging: 10, 50 g in poly bottle

  • ALDRICH Quinine monohydrochloride dihydrate, 90%

    MilliporeSigma

    Synonym(s): Quinine monohydrochloride dihydrate; Quinine hydrochloride dihydrate Empirical Formula: C20H24N2O2 -+ HCl -+ 2H2O Linear Formula: C20H24N2O2 -+ HCl -+ 2H2O Formula…

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