Reagents, B

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Reagents, B

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Attention Thomas Scientific Customers

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  • SIGMA Biotin 4-amidobenzoic acid sodium salt >=95%

    MilliporeSigma

    Synonym(s): N-(+)-Biotinyl-4-aminobenzoic acid sodium salt; N-Biotinyl- p -aminobenzoic acid sodium salt; Sodium N-(+)-biotinyl-4-aminobenzoate Empirical Formula: C17H20N3NaO4S Linear Formula: …

  • Murashige and Skoog Basal Medium, powder, plant cell culture tested

    MilliporeSigma

    Synonym: MS Basal Medium MDL Number: MFCD00240976 Formula Variant With the macro- and micronutrients, and vitamins as described by Murashige and Skoog (1962). Preparation Note Murashige and Skoog medium can be reconstituted from powder or by combining products that are…

  • SIGMA Benzoylated Naphthoylated DEAE-Cellulose medium

    MilliporeSigma

    MDL Number: MFCD00146160 Storage: 2-8°C

  • 3-Bromo-4-(trifluoromethoxy)aniline, 97%

    Alfa Aesar

    Formula: C7H5BrF3NO Formula weight: 256.02 Purity: 97% CAS Number: 191602-54-7 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2921.42 Hazard Statements: H331-H302-H312-H315-H319 Toxic if inhaled. Harmful if swallowed. Harmful in contact…

  • Benzalkonium Chloride Solution, 50 Percent, NF

    Spectrum Chemical

    Grade: NF UN No.: UN2920 Class: 8 (3) Pkg. Group: PG II

  • SIGMA BIS-TRIS, BioReagent, cell culture tested, suitable for insect cell…

    MilliporeSigma

    Synonyms: 2,2-Bis(hydroxymethyl)-2,2′,2″-nitrilotriethanol; 2-Bis(2-hydroxyethyl)amino-2-(hydroxymethyl)-1,3-propanediol; Bis(2-hydroxyethyl)amino-tris(hydroxymethyl)methane Formula: C8H19NO5 Formula Weight: 209.24 CAS No.: 6976-37-0 Purity: …

  • Bolton Hunter Reagent (SHPP; N-Succinimidyl-3-(4-hydroxyphenyl) propionate)

    G-Biosciences

    G-Biosciences Bolton-Hunter Reagent conjugatestyrosine-like groups to end-terminal α-amino groups or ε-amino groups of lysineto increase the number of tyrosyl groups that can be iodinated by iodine-125 labeling procedures. Radioactive iodine ( 125 I) is routinely used by…

  • Beryllium wire, 0.25mm (0.01in) dia, annealed, 99.7% (metals basis)

    Alfa Aesar

    Purity: 99.7% (metals basis) CAS Number: 7440-41-7 Harmonized Tariff Code:  8112.19 Hazard Statements: H301-H330-H350-H372-H315-H319-H317-H335 Toxic if swallowed. Fatal if inhaled. May cause cancer. Causes damage to organs through prolonged or repeated exposure. Causes skin irritation.…

  • ALDRICH Benzoic acid, natural, >=99.5%, FCC, FG

    MilliporeSigma

    Empirical Formula: C7H6O2 Linear Formula: C6H5COOH Formula Weight: 122.12 MDL Number: MFCD00002398 Purity: ≥99.5% Boiling Point: 132-133 °C/10 mmHg; 249 °C(lit.) Melting Point: …

  • Bis(2-ethylhexyl) Hydrogen Phosphate

    Spectrum Chemical

    CAS No.: 298-07-7 UN No.: UN1902 Class: 8 Pkg. Group: PG III

  • Boron nitride

    Alfa Aesar

    Formula: BN (cubic) Formula weight: 24.82 CAS Number: 10043-11-5 Harmonized Tariff Code:  2850.00 Hazard Statements: H319-H335 Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing…

  • SIGMA Blue Dextran average mol wt 10,000

    MilliporeSigma

    Synonym(s): Blue Dextran 10; Dextran blue from Leuconostoc mesenteroides MDL Number: MFCD00130661 Storage: −20°C

  • Barium pieces, 2.5cm (1in) & down, 99.2% (metals basis), Sr <0.8%

    Alfa Aesar

    Purity: 99.2% (metals basis), Sr CAS Number: 7440-39-3 UN Number: UN1400 Hazard Class: 4.3 Packing Group: II Harmonized Tariff Code:  2805.19 Hazard Statements: H228-H261 Flammable solid. In contact with water releases flammable gas. Precautionary Statements: …

  • Boc-L-2,5,7-tri-tert-butyl-tryptophan ; >/= 98% (HPLC)

    AFG Bioscience

    Synonyms: Boc-L-Tbt-OH Purity Limit: ≥ 98% (HPLC) Molecular Formula: C28H44N2O4 Molecular Weight: 472.67 MDL No.: MFCD18782817 Appearance: White powder Optical Rotation: [a]D = + 16 ± 2 º (C=1 in DMF) Storage Temperature: Store at 0-8°C

  • Butylated hydroxytoluene =99%, FCC, FG

    MilliporeSigma

    Synonym:  2,6-Di-tert-butyl-4-methylphenol, 2,6-Di-tert-butyl-p-cresol, BHT, Butylated hydroxytoluene, Butylhydroxytoluene, DBPC CAS Number   128-37-0 Linear Formula  [(CH 3 ) 3 C] 2 C 6 H 2 (CH …

  • 4-Bromo-3-fluorotoluene, 98%

    Alfa Aesar

    Formula: C7H6BrF Formula weight: 189.03 Purity: 98% CAS Number: 452-74-4 Packing Group: III Harmonized Tariff Code:  2903.99 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Combustible liquid. …

  • Bromcresol Purple Broth

    MilliporeSigma

    for microbiology

  • Boc-L-methionine sulfoxide ; 99%

    AFG Bioscience

    Synonyms: Boc-L-Met(O)-OH Purity Limit: 99% CAS No.: 34805-21-5 Molecular Formula: C10H19NO5S Molecular Weight: 265.33 MDL No.: MFCD00037172 Storage Temperature: Store at 0-8°C

  • "tert-Butanol, analytical standard"

    MilliporeSigma

    Synonyms: 2-Methyl-2-propanol; tert -Butyl alcohol; Trimethyl carbinol Formula: (CH3)3COH Formula Weight: 74.12 CAS No.: 75-65-0 Purity: ≥99.8% (GC) Density: 0.775 g/mL at 25 °C(lit.)

  • alpha-Bromoisobutyryl bromide, 0.98

    MilliporeSigma

    Synonyms: 2-Bromo-2-methylpropionyl bromide; BIBB CAS Number: 20769-85-1 Formula: C4H6Br2O Formula Weight: 229.9 Linear Formula: (CH3)2CBrCOBr MDL No.: MFCD00000122 Purity: 0.98 Boiling Point: 162-164 C(lit.) Density: 1.86 g/mL at 25 C(lit.) Refractive Index: n20/D…

  • BIS-TRIS propane, 0.2M buffer soln., pH 9.0

    Alfa Aesar

    CAS Number: 64431-96-5 Harmonized Tariff Code:  2922.19

  • 1-Bromoundecane, 98%

    Alfa Aesar

    Synonym(s): n-Undecyl bromide Formula: CH3(CH2)10Br Formula weight: 235.22 Purity: 98% CAS Number: 693-67-4 Harmonized Tariff Code:  2903.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…

  • Bromine Water, Saturated

    Labchem

  • SIAL Bovine Serum Albumin

    MilliporeSigma

    lyophilized powder, Microbiologically tested, ≥96% (agarose gel electrophoresis) Synonym(s): Albumin bovine serum; BSA; Bovine albumin MDL Number: MFCD00130384 Purity: ≥96% (agarose gel electrophoresis) Storage: 2-8°C

  • Hardness Buffer Solution

    Hach

    Hardness buffer solution for HACH SP510, 0.5 L, 10 mg/L

  • 1,4-Butanediol, 99%

    Alfa Aesar

    Synonym(s): 1,4-Butylene glycol, Tetramethylene glycol Formula: HO(CH2)4OH Formula weight: 90.12 Purity: 99% CAS Number: 110-63-4 Harmonized Tariff Code:  2905.39 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash…

  • Brain Heart Infusion Broth

    MilliporeSigma

    for microbiology Synonym(s): BHI Broth; Brain Heart Broth

  • Brain Heart Infusion, Porcine

    BD

    Description: Cultivation of fastidious microorganisms using porcine as an alternate peptone source

  • Benzalkonium chloride

    Alfa Aesar

    Synonym(s): Alkylbenzyldimethylammonium chloride Formula: C6H5CH2N(CH3)2RCl CAS Number: 63449-41-2 UN Number: UN2923 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  3402.12 Hazard Statements: H314-H318-H302-H312 Causes severe skin burns and eye damage. Causes…

  • Berberine Chloride

    MilliporeSigma

    pharmaceutical secondary standard; traceable to USP, PhEur Synonym(s): Berberine chloride form; Natural Yellow 18 Empirical Formula: C20H18ClNO4 Formula Weight: 371.81 Linear Formula: C20H18ClNO4 MDL Number: …

  • ALDRICH N-Benzylidenemethylamine, 97%

    MilliporeSigma

    Synonym(s): N -Methyl-α-tolueneimine Formula: C6H5CH=NCH3 Formula Weight: 119.16 CAS No.: 622-29-7 Purity: 97% Density: 0.967g/mLat 25°C(lit.) Packaging: 5 g in glass bottle

  • Boc-L-alanine 4-oxymethylphenylacetamidomethyl resin

    AFG Bioscience

    Synonyms: Boc-L-Ala-PAM resinBoc-L-Ala-O-Resin MDL No.: MFCD00801157 DVB: 1% DVB Mesh Size: 100-200 Storage Temperature: Store at 0-8 °C Substitution: 0.3-0.8 meq/g

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