Reagents, B, Chemicals
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SIGMA B-Lapachone >=98% (TLC)
MilliporeSigmaEmpirical Formula: C15H14O3 Linear Formula: C15H14O3 Formula Weight: 242.27 MDL Number: MFCD01712233 Purity: ≥98% (TLC)
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Synonyms: 5-Bromo-2-hydroxy-3-nitro-4-picoline Purity Limit: ≥ 98.0% (HPLC) CAS No.: 228410-90-0 Molecular Formula: C6H5BrN2O3 Molecular Weight: 233.02 MDL No.: MFCD06659520 Appearance: Slightly brown powder Storage Temperature: Store at 0-8 °C
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ALDRICH Bromocresol Purple solution, 0.04wt. % in H2O
MilliporeSigmaSynonym(s): 5',5''-Dibromo- o -cresolsulfonephthalein sodium salt Empirical Formula: C21H15Br2NaO5S Linear Formula: C21H15Br2NaO5S Formula Weight: 562.20 MDL Number: MFCD00148896 Density: …
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Benzaldehyde analytical standard
MilliporeSigmaSynonyms: Bitter almond Molecular Formula: C7H6O Molecular Weight: 106.12 Linear Structural Formula: C6H5CHO MDL Number: MFCD00003299 Purity: >=99.5% (GC) Melting Point: -26 C (lit.) Density: 1.044 g/cm3 at 20 C (lit.) Refractive Index: n20/D 1.545 (lit.); n20/D…
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4'-Bromo-2'-chloroacetanilide, 98+%
Thermo Scientific ChemicalsFormula: C8H7BrClNO Formula weight: 248.51 Purity: 98+% CAS Number: 3460-23-9 Harmonized Tariff Code: 2924.29 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Synonym(s): N -Boc-1,2-diaminoethane; tert -Butyl N -(2-aminoethyl)carbamate Formula: (CH3)3COCONHCH2CH2NH2 Formula Weight: 160.21 CAS No.: 57260-73-8 UN Number: UN2735 Purity: ≥98.0% (NT) Density: 1.012g/mLat…
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Bismuth(III) fluoride, anhydrous, 99%
Thermo Scientific ChemicalsFormula: BiF3 Formula weight: 265.98 Purity: 99% CAS Number: 7787-61-3 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2826.19 Hazard Statements: H314-H319 Causes severe skin burns and eye damage. Causes serious eye irritation. Precautionary…
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Bathocuproine ; >/= 99% (HPLC)
AFG BioscienceSynonyms: 2,9-Dimethyl-4,7-diphenyl-1,10-phenanthroline Purity Limit: ≥ 99% (HPLC) CAS No.: 4733-39-5 Molecular Formula: C26H20N2 Molecular Weight: 360.46 MDL No.: MFCD00004972 Appearance: Off-white to yellow powder Comments: Used as reagent for colorimetric determination…
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Benzaldehyde natural, FCC, FG
MilliporeSigmaBenzaldehyde is an aromatic flavor compound with a characteristic bitter almond taste and odor. It has been identified in the volatile fractions of mushroom, medlar seeds and cheese. Synonyms: Bitter almond Molecular Formula: C7H6O Molecular Weight: 106.12 Linear Structural Formula: …
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BMS 204352 >=98% (HPLC)
MilliporeSigmaSynonyms: (3S)-(+)-(5-Chloro-2-methoxyphenyl)-1,3-dihydro-3-fluoro-6-(trifluoromethyl)-2H-indole-2-one Molecular Formula: C16H10ClF4NO2 Molecular Weight: 359.7 Linear Structural Formula: C16H10ClF4NO2 MDL Number: MFCD09475617 Purity: >=98% (HPLC) Storage: -20C …
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SIGMA 1-Bromo-3-chloropropane for isolation of RNA
MilliporeSigmaSynonym(s): 1-?Bromo-?3-?chloropropane; I-BCP; Trimethylene bromochloride; Trimethylene chlorobromide Empirical Formula: C3H6BrCl Linear Formula: Cl(CH2)3Br Formula Weight: 157.44 MDL Number: MFCD00000998 Boiling Point: 144-145…
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Iron, the most abundant transition metal in our bodies, is involved in a number of biologically important processes such as respiration, oxygen transport, and energy production in collaboration with oxygen. In living cells, iron exists mainly as ferrous (Fe2+) and ferric (Fe3+) ionic forms. As a…
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ALDRICH 3-Buten-2-ol, 97%
MilliporeSigmaSynonym(s): Methyl vinyl carbinol Formula: CH2=CHCH(OH)CH3 Formula Weight: 72.11 CAS No.: 598-32-3 UN Number: UN1987 Purity: 97% Density: 0.832g/mLat 25°C(lit.) Packaging: 5, 25 g in glass bottle
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Experiments with live cultured cells, including fluorescence microscopy, optogenetics, and fluorescence activated cell sorting (FACS) often entail high levels or prolonged exposure to blue light. However, cell culture media and supplements contain components that are converted to toxic free…
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2-Butanone FCC, FG
MilliporeSigmaSynonyms: Ethyl methyl ketone; MEK; Methyl ethyl ketone Molecular Formula: C4H8O Molecular Weight: 72.11 Linear Structural Formula: C2H5COCH3 MDL Number: MFCD00011648 Purity: >=99.5% (GC) Melting Point: -87 C (lit.) Density: 0.805 g/mL at 25 C (lit.) Refractive…
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ROCHE Bovine Serum Albumin Fraction V, from bovine serum
MilliporeSigmaPurity: ‚≥98.5% Storage: 2-8°C UNSPSC Code: 12352200 RIDADR: NONH for all modes of transport Application: Bovine Serum Albumin Fraction V is suitable for standard applications such as: • Stabilizer to prevent proteolysis and denaturation of enzymes and other…
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Bromocresol green ACS reagent
AFG BioscienceSynonyms: 3',3'',5',5''-Tetrabromo-3-cresolsulfonephthalein Grade: ACS reagent CAS No.: 76-60-8 Molecular Formula: C21H14Br4O5S Molecular Weight: 698.04 MDL No.: MFCD00005874 Appearance: White to yellow solid Comments: It is used as an indicator. Melting Point: 218-219 °C …
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Boc-4-phenyl-D-ß-homophenylalanine
AFG BioscienceSynonyms: Boc-D-ß-HomoPhe(4-phenyl)-OH(R)-Boc-3-amino-4,4-diphenylbutyric acid CAS No.: 190190-50-2 Molecular Formula: C21H25NO4 Molecular Weight: 355.43 MDL No.: MFCD02094565 Storage Temperature: Store at 0-8°C
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SIGMA B-Amylase from sweet potato
MilliporeSigmaSynonym(s): 1,4-α-D-Glucan maltohydrolase MDL Number: MFCD00081391 Storage: −20°C
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Barium bromate, 97%
Thermo Scientific ChemicalsFormula: BaBr2O6 Formula weight: 393.16 Purity: 97% CAS Number: 13967-90-3 UN Number: UN2719 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2829.90 Hazard Statements: H272-H302-H332 May intensify fire; oxidizer. Harmful if swallowed. Harmful if inhaled. …
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3-Bromoaniline, 98%
Thermo Scientific ChemicalsFormula: C6H6BrN Formula weight: 172.03 Purity: 98% CAS Number: 591-19-5 UN Number: UN2810 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code: 2921.42 Hazard Statements: H311-H373-H302-H332-H315-H319 Toxic in contact with skin. May cause damage to organs through…
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ALDRICH O-Benzylhydroxylamine hydrochloride, 99%
MilliporeSigmaSynonym(s): Benzyloxyamine hydrochloride Formula: C6H5CH2ONH2 · HCl Formula Weight: 159.61 CAS No.: 2687-43-6 Purity: 99% Application: Effective reagent used to prepare α-hydroxybenzylamines from α-hydroxyketones. Packaging: …
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N(^a)-Boc-L-histidine, 98+%
Thermo Scientific ChemicalsSynonym(s): Boc-His-OH, N(^a)-tert-Butoxycarbonyl-L-histidine Formula: C11H17N3O4 Formula weight: 255.27 Purity: 98+% CAS Number: 17791-52-5 Harmonized Tariff Code: 2933.29
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BOVINE THYMUS, 1Each, Tissue
Rockland Immunochemicals IncBovine thymus tissue can be used as a source of raw materials or prepared as a lysate for use in western blotting, immunohistochemistry, electron microscopy or other uses in cell biology, immunlogy or biochemistry.
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Bismuth needles, 99.99% (metals basis)
Thermo Scientific ChemicalsPurity: 99.99% (metals basis) CAS Number: 7440-69-9 Harmonized Tariff Code: 8106.00
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Bile esculin agar
MilliporeSigmafor microbiology Synonym(s): B.B.E. Agar; Bacteroides Bile Esculin Agar; Esculin Bile Agar
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ALDRICH 2-Bromo-5-iodopyridine, 96%
MilliporeSigmaEmpirical Formula: C5H3BrIN Linear Formula: C5H3BrIN Formula Weight: 283.89 MDL Number: MFCD03095201 Purity: 96% Melting Point: 121-123 °C(lit.)
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BOP Reagent; Benzotriazole-1-yl-oxy-tris-pyrrolidino-phosphonium…
Advanced ChemTechStructure confirmed. Purity = 98%. Will ship with Certificate of Analysis (CoA)
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2,3-Butanedione, 99%
Thermo Scientific ChemicalsSynonym(s): Biacetyl, Diacetyl Formula: C4H6O2 Formula weight: 86.09 Purity: 99% CAS Number: 431-03-8 UN Number: UN2346 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2914.19 Hazard Statements: H225-H302-H332-H315-H319 Highly flammable liquid and vapour.…
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ALDRICH 2-Bromo-3-(bromomethyl)thiophene, 96%
MilliporeSigmaEmpirical Formula: C5H4Br2S Linear Formula: C5H4Br2S Formula Weight: 255.96 MDL Number: MFCD02180908 Purity: 96% Density: 1.967 g/mL at 25 °C Refractive Index: n 20/D 1.638
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SIGMA Brij® O10
MilliporeSigmaSynonym(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: …
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ALDRICH Butane-d10, 98 atom % D
MilliporeSigmaEmpirical Formula: C4D10 Linear Formula: CD3CD2CD2CD3 Formula Weight: 68.18 MDL Number: MFCD00144856 Boiling Point: −0.5 °C(lit.) Melting Point: −138 °C(lit.)