Reagents, B

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Reagents, B

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  • Hardness Buffer Solution

    Hach

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

  • Brilliant Green Bile Broth 2%

    BD

    Standard Methods medium for confirmed and completed tests for coliform bacteria in water and foods.

  • Bromine, reagent grade

    MilliporeSigma

    Formula: Br2 Formula Weight: 159.81 CAS No.: 7726-95-6 Density: 3.119 g/mL at 25 °C(lit.) Packaging: 5, 100, 500 g in glass bottle Included Fees: C991R88 has a Small Barrier Pack Fee included in the price. C991R89 has a Small Barrier Pack Fee…

  • Bromine liquid, ACS, 99.5%

    Alfa Aesar

    Purity: 99.5% CAS Number: 7726-95-6 UN Number: UN1744 Hazard Class: 8 Packing Group: I Harmonized Tariff Code:  2801.30 Hazard Statements: H330-H314 Fatal if inhaled. Causes severe skin burns and eye damage. Precautionary Statements: …

  • Borate, 0.5M buffer soln., pH 9.5

    Alfa Aesar

    CAS Number: 1330-43-4 Harmonized Tariff Code:  2840.19 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: P281-P201-P202-P308+P313-P405-P501a Use personal protective equipment as required. Obtain special instructions before use. Do not handle…

  • Boron trifluoride-methanol solution 14% in methanol

    MilliporeSigma

    CAS Number: 373-57-9 Linear Formula: BF3 · MeOH Molecular Weight: 99.85 Beilstein Registry Number: 3611499 MDL Number: MFCD00071635 PubChem Substance ID: 24891572 Packaging 1 L in glass bottle; 5, 100, 250, 500 mL in glass bottle;…

  • B-D-Glucan from barley >=95% (HPLC)

    MilliporeSigma

    Linear Formula: (C6H10O5)n MDL Number: MFCD00466918 Purity: ≥95% (HPLC) Storage: 2-8°C

  • SIGMA Brefeldin A from Penicillium brefeldianum, >=99% (HPLC and TLC)

    MilliporeSigma

    Synonym(s): γ,4-Dihydroxy-2-(6-hydroxy-1-heptenyl)-4-cyclopentanecrotonic acid λ-lactone; Ascotoxin; BFA; Cyanein; Decumbin Empirical Formula: C16H24O4 Linear Formula: C16H24O4 Formula Weight: 280.36 MDL Number:…

  • Bariver 4 Powder Pillows

    Hach

    For barium determination by the BariVer® 4 Turbidimetric Method (Hach method 8014). Barium Reagent, BariVer® 4 Method: Turbidimetric Range up to - 100 mg/L pk/100 Powder Pillows

  • Bentonite,

    MilliporeSigma

    Synonyms: Montmorillonite CAS No.: 1302-78-9 Packaging: 2.5 kg in poly drum Packaging: 500 g in poly bottle

  • ALDRICH 2-Benzylpyridine, 98%

    MilliporeSigma

    Empirical Formula: C12H11N Linear Formula: C12H11N Formula Weight: 169.22 MDL Number: MFCD00006352 Purity: 98% Boiling Point: 276 °C(lit.) Melting Point: 8-10 °C(lit.) Density: 1.054 g/mL at…

  • ALDRICH 3-Buten-1-ol-3-boronic acid pinacol ester

    MilliporeSigma

    Synonym(s): 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)but-3-en-1-ol; 4-Hydroxybut-1-en-2-ylboronic acid pinacol ester Empirical Formula: C10H19BO3 Linear Formula: C10H19BO3 Formula Weight: 198.07 MDL Number: …

  • Boric Acid, Granular, BAKER ANALYZED ACS Reagent

    Avantor - J.T.Baker®

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

  • Brain Heart Infusion Broth 500G

    MilliporeSigma

    Formula: Mixture Synonym(s): Brain Heart Broth; BHI Description: Typical Composition (g/L): Nutrient substrate (brain extract, heart extract and peptones) 27.5; D(+)-glucose 2.0; sodium chloride 5.0; di-sodium hydrogen phosphate 2.5.

  • Butvar B-98 Solution

    Electron Microscopy Sciences

    BUTVAR B-98 support films are mechanically stable, electron-transparent, and have minimum intrinsic structure. Their hydrophilic nature facilitates the spreading of the sections allowing even staining on the surface. This film can resist an intense electron beam during focusing and photography at…

  • Brilliant Blue G, ultrapure

    Alfa Aesar

    Synonym(s): Coomassie Brilliant Blue G 250, C.I. 42655 Formula: C47H48N3NaO7S2 Formula weight: 854.04 CAS Number: 6104-58-1 Harmonized Tariff Code:  3204.12

  • Blocking Reagent for nucleic acid hybridization and detection

    MilliporeSigma

    Application The Blocking Reagent is used to decrease the background in nonradioactive filter hybridization and the detection of nucleic acid hybrids. Other Notes For life science research only. Not for use in diagnostic procedures. Preparation Note Working concentration: …

  • BACTEC™ MGIT™ 960 SIRE Kit

    BD

    The BACTEC™ MGIT™ 960 SIRE Kit is a rapid qualitative procedure for susceptibility testing of Mycobacterium tuberculosis, from culture, to streptomycin (STR), isoniazid (INH), rifampin (RIF) and ethambutol (EMB). The BACTEC™ MGIT™ 960 STR 4.0 Kit and the BACTEC™…

  • Blue Sepharose® 6B-CL

    bioWORLD

    A dye-ligand affinity matrix for purification of albumin, enzymes (including NAD + and NADP + ), coagulation factors, interferons and related proteins. The ligand, Cibacron Blue F3G-A, is covalently coupled to Sepharose® via chlorotriazine ring. Supplied as suspension in 20% ethanol. …

  • 2-Benzylpyridine, 98+%

    Alfa Aesar

    Formula: C12H11N Formula weight: 169.23 Purity: 98+% CAS Number: 101-82-6 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • 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…

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

    MilliporeSigma

    Empirical Formula: C7H8BrN Linear Formula: BrC6H4NHCH3 Formula Weight: 186.05 MDL Number: MFCD05664376 Purity: 97% Boiling Point: 253 °C(lit.) Density: 1.461 g/mL at 25 °C(lit.) Refractive…

  • Bacteriological Agar

    IBI Scientific

    IBI's Bacteriological Agar is a water soluble colloidal extract obtained from certain species of marine red algae; including Gelidium, Pterocladia, and Gracilaria. Impurities, debris, minerals, and pigments are reduced to specific levels during manufacture. Agar is typically used for general…

  • ALDRICH Butylated hydroxyanisole, Greater Than or Equal to 98.5%

    MilliporeSigma

    Synonym(s): 2(3)- t -Butyl-4-hydroxyanisole; 2(3)- t -Butylhydroquinone monomethyl ether; BHA Formula: (CH3)3CC6H3(OCH3)OH Formula Weight: 180.24 CAS No.: 25013-16-5 Purity: ≥98.5% Other Notes: Mixed isomers (minimum 90%…

  • Barium sulfate, precipitated, 99%

    Alfa Aesar

    Formula: BaSO4 Formula weight: 233.40 Purity: 99% CAS Number: 7727-43-7 Harmonized Tariff Code:  2833.27

  • SIGMA B,g-Methyleneguanosine 5'-triphosphate sodium salt >=98% (HPLC)

    MilliporeSigma

    Synonym(s): GMPPCP; GppCp; Guanosine-5'-[(β,γ)-methyleno]triphosphate sodium salt Empirical Formula: C11H18N5O13P3 -+ xNa + Linear Formula: C11H18N5O13P3 -+ xNa + …

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  • Butylated hydroxytoluene, United States Pharmacopeia (USP) Reference Standard

    MilliporeSigma

    CAS No.: 128-37-0 Synonyms: 2,6-Di- tert -butyl-4-methylphenol; 2,6-Di- tert -butyl- p -cresol; BHT; Butylated hydroxytoluene; Butylhydroxytoluene; DBPC Formula: C15H24O Formula Weight: 220.35 Linear Formula: …

  • ALDRICH BisphenolA glycerolate dimethacrylate, glycerol/phenol 1

    MilliporeSigma

    Empirical Formula: C29H36O8 Linear Formula: [H2C=C(CH3)CO2CH2CH(OH)CH2OC6H4-4-]2C(CH3)2 Formula Weight: 512.59 MDL Number: MFCD00191825 Density:…

  • ALDRICH 4-Bromobenzophenone, 98%

    MilliporeSigma

    Formula: BrC6H4COC6H5 Formula Weight: 261.11 CAS No.: 90-90-4 Purity: 98% Packaging: 25, 100 g in poly bottle

  • ALDRICH Brij® 93, average Mn ~357

    MilliporeSigma

    Synonym(s): Polyethylene glycol oleyl ether; Polyoxyethylene (2) oleyl ether Empirical Formula: C22H44O3 Linear Formula: C18H35(OCH2CH2)nOH, n~2 Formula Weight: 356.58 MDL Number: MFCD00074369 …

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