Reagents, B

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Reagents, B

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  • Bottle Beef Extract 500G

    BD

    Description: Used to replace infusions of meat

  • Benzethonium chloride, 97%

    Alfa Aesar

    Synonym(s): Hyamine 1622, Phemerol chloride Formula: C27H42ClNO2 Formula weight: 448.10 Purity: 97% CAS Number: 121-54-0 UN Number: UN1759 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2923.90 Hazard Statements: H301-H314-H318 Toxic if swallowed. Causes…

  • Boric Acid, Granular, AR (ACS)

    Avantor - Macron Fine Chemicals™

    Formula: H3BO3 Formula Weight: 61.83 CAS Number: 10043-35-3

  • Bromophenol Blue

    IBI Scientific

    Bromophenol Blue is used as a tracking dye to monitor the progress of electrophoresis separations. Bromophenol Blue usually comigrates with DNA molecules around 0.5kb. Therefore, bromophenol blue provides an index of the mobility of the fastest fragments and is valuable in determining the length of…

  • SIAL Bromophenol Blue

    MilliporeSigma

    ACS reagent Synonym(s): 3',3",5',5"-Tetrabromophenolsulfonphthalein; Bromphenol Blue Sultone Form Amino Acid Sequence: Empirical Formula: C19H10Br4O5S Formula Weight: 669.96 Linear Formula: …

  • BSTFA + TMCS, 99:1

    MilliporeSigma

    Synonym: BSTFA, TMCS, trimethylsilyldietylamine (TMSDEA) Application Suitable for the derivatization of tyrosine, tryptophan and metabolites Other Notes Reagent for trimethylsilyl.

  • beta-Carotene (b-Carotene)

    MilliporeSigma

  • SIGMA Benzidine >=98.0% (N)

    MilliporeSigma

    Synonym(s): 4,4'-Diaminobiphenyl Empirical Formula: C12H12N2 Linear Formula: C12H12N2 Formula Weight: 184.24 MDL Number: MFCD00039765 Purity: ≥98.0% (N) Beilstein Registry Number: 742770

  • Baird-Parker Agar Base, Granulated

    MilliporeSigma

    Meets ACS Specifications Synonyms: Ethylene Glycol Monomethyl Ether, Methyl Cellosolve Formula: CH3OCH2CH2OH Formula Weight: 76.10 CAS Number: 109-86-4

  • Boric Acid, Granular, BAKER ANALYZED ACS Reagent

    Avantor - J.T.Baker®

    Formula: H3BO3 Formula Weight: 61.83 CAS Number: 10043-35-3

  • Bentonite, sodium form

    Alfa Aesar

    Synonym(s): Sodium bentonite CAS Number: 1302-78-9 Harmonized Tariff Code:  2508.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid…

  • Boric Acid ACS

    Ricca Chemical

  • tert-Butyl alcohol, ACS, 99+%

    Alfa Aesar

    Synonym(s): 2-Methyl-2-propanol, tert-Butanol Formula: C4H10O Formula weight: 74.12 Purity: 99+% CAS Number: 75-65-0 UN Number: UN1120 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.14 Hazard Statements: H225-H332-H319-H335 Highly flammable liquid and…

  • ALDRICH 3-Bromo-N,N-dimethylaniline, 97%

    MilliporeSigma

    Empirical Formula: C8H10BrN Linear Formula: BrC6H5N(CH3)2 Formula Weight: 200.08 MDL Number: MFCD00045020 Purity: 97% Density: 1.402 g/mL at 25 °C Refractive Index: n 20/D 1.6015

  • Boron trifluoride-dimethanol complex, 50-52% w/w boron trifluoride

    Alfa Aesar

    Formula: BF3 2CH3OH Formula weight: 131.89 CAS Number: 2802-68-8 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2942.00 Hazard Statements: H300-H310-H330-H314-H318-H227 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. Causes…

  • SIGMA Bovine Serum Albumin lyophilized powder, Essentially fatty acid free

    MilliporeSigma

    Synonym(s): Albumin from bovine serum; Albumin bovine serum; BSA; Bovine albumin MDL Number: MFCD00130384 Storage: 2-8°C

  • FLUKA Buffer tablets pH 4.0

    Honeywell

    for 100 mL solution MDL Number: MFCD00146252

  • ALDRICH Bismuth(III) nitrate pentahydrate, reagent grade, 98%

    MilliporeSigma

    Empirical Formula: BiN3O9 -+ 5H2O Linear Formula: Bi(NO3)3 -+ 5H2O Formula Weight: 485.07 MDL Number: MFCD00149157 Purity: 98% Boiling Point: 75-80 °C(lit.) Melting Point: 30 °C(lit.)

  • ALDRICH 2-Bromoacetamide, 98%

    MilliporeSigma

    Formula: BrCH2CONH2 Formula Weight: 137.96 CAS No.: 683-57-8 UN Number: UN2923 Purity: 98% Application: Precursor to dehydropeptidase I inactivator. Packaging: 5, 25 g in glass bottle

  • ALDRICH Boric acid, 99.97% trace metals basis

    MilliporeSigma

    Empirical Formula: H3BO3 Linear Formula: H3BO3 Formula Weight: 61.83 MDL Number: MFCD00011337 Purity: 99.97% trace metals basis Melting Point: 160 °C (dec.)(lit.)

  • Bismuth sulfite Agar

    MilliporeSigma

    for microbiology

  • Benzidine

    MilliporeSigma

    purum p.a., ≥98.0% (N) Synonym(s): 4,4'-Diaminobiphenyl Empirical Formula: C12H12N2 Formula Weight: 184.24 Linear Formula: C12H12N2 MDL Number: MFCD00039765 Purity: ≥98.0% (N) Beilstein Registry…

  • SIGMA Brij® O10

    MilliporeSigma

    Synonym(s): Brij 97; C18-1E10; Polyoxyethylene (10) oleyl ether Empirical Formula: C38H76O11 Linear Formula: C18H35(OCH2CH2)nOH, n~10 Formula Weight: 709.00 MDL Number: …

  • Buffer solution, pH 2.00 (^+0.01 @ 25^oC), No Color, Specpure r, NIST Traceable

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H318-H315 Causes serious eye damage. Causes skin irritation. Precautionary Statements: P280-P305+P351+P338-P310-P362-P321-P332+P313 Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously…

  • Buffer Solution, Phosphate Ph7.0 1L

    Hach

    Phosphate type, pH 7, APHA MDB 9.50

  • Bromocresol Purple, BAKER

    Avantor - J.T.Baker®

    (5',5''-dibromo-o-cresolsulfonphthalein) Formula: C21H16Br2O5S Formula Weight: 540.22 CAS Number: 115-40-2 Specific Gravity: 1L = .00 Kg

  • SIGMA 8-Bromoadenosine 5'-monophosphate ~98%

    MilliporeSigma

    Synonym(s): 8-Br-AMP Empirical Formula: C10H13BrN5O7P Linear Formula: C10H13BrN5O7P Formula Weight: 426.12 MDL Number: MFCD00056945 Purity: ~98% Storage: −20°C

  • p-Benzoquinone, 98+%

    Alfa Aesar

    Synonym(s): Quinone Formula: C6H4O2 Formula weight: 108.10 Purity: 98+% CAS Number: 106-51-4 UN Number: UN2587 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2914.69 Hazard Statements: H301-H331-H315-H319-H335 Toxic if swallowed. Toxic if inhaled. Causes…

  • SIAL Benzyl alcohol

    MilliporeSigma

    ACS reagent, ≥99.0% Synonym(s): Benzenemethanol Empirical Formula: C7H8O Formula Weight: 108.14 Linear Formula: C6H5CH2OH MDL Number: MFCD00004599 Purity: ≥99.0% Boiling Point: 203-205 °C(lit.) …

  • Bromocresol Green sodium salt, ACS reagent, Dye content 90 %

    MilliporeSigma

    CAS No.: 62625-32-5 Synonyms: 3′,3″,5′,5″-Tetrabromo- m -cresolsulfonphthalein sodium salt Formula: C21H13Br4NaO5S Formula Weight: 720 Linear Formula: C21H13Br4NaO5S MDL…

  • Boron Trifluoride (12% w / V In Methanol) 500 G Baker

    Avantor - J.T.Baker®

    For Laboratory, Research or Manufacturing Use. Comes in a 1 liter narrow mouth, amber glass bottle. Formula: BF3 Formula Weight: 67.81 CAS Number: 7637-07-2 IMO: 3:3286 HTS Number: 3824909290 Specific Gravity: 1L = 0.87 Kg Flash Point: …

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