Chemicals Reagents B
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BTK (C481S), Active PRECISIO(R) Kinase, recombinant
MilliporeSigmaPurity: 70-95% (SDS-PAGE) Storage: -70C Application: Useful for kinase assay and Western blot. Biochem Physiol Actions: Recombinant full-length human BTK (C481S) was expressed by Baculovirus in Sf9 insect cells using an N-terminal His tag. BTK (also known as Bruton tyrosine kinase)…
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Description: Cultivation of fastidious microorganisms, including streptococci, pneumococci and meningococci
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This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and…
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Bicarbonate, 1M buffer soln., pH 9.0
Thermo Scientific ChemicalsCAS Number: 144-55-8 Harmonized Tariff Code: 2836.30
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A non-ionic detergent analog of CHAPS and CHAPSO. Has reduced electrostatic interactions that do not interfere in anion exchange chromatography on DEAE-cellulose. Has a critical micelle concentration (CMC) of 1.1-1.4 mM and an aggregation number of 8-16. Synonyms: Big CHAP, Deoxy - CAS…
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Bromophenol Blue, ACS
Thermo Scientific ChemicalsFormula: C19H10Br4O5S Formula weight: 669.98 CAS Number: 115-39-9 Harmonized Tariff Code: 2934.99
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BPI from human neutrophils >=95% (SDS-PAGE)
MilliporeSigmaBactericidal/permeability increasing protein (BPI) is a 456 residue protein which is part of the innate immune system. BPI was initially identified in neutrophils, but is found in other tissues including the epithelial lining of mucus membranes. It is an endogenous antibiotic protein with potent…
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Bovine liver NIST(R) SRM(R) 1577c
MilliporeSigmaStandard Reference Material (SRM) 1577c consists of tissue derived from healthy steers. The material was collected and prepared under strict protocols designed to preserve the original composition, and to minimize contamination. SRM 1577c is intended primarily for use in evaluating the accuracy of…
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Bromine liquid, 99.8%
Thermo Scientific ChemicalsPurity: 99.8% 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: …
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BOVINE EYE, 1Each, Tissue
Rockland Immunochemicals IncBOVINE EYE, Non-sterile, Tissue, No expiration date is given for this product if properly stored.
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ALDRICH 1-(Boc-amino)-3-methylenecyclobutane, 95%
MilliporeSigmaSynonym(s): (3-Methylenecyclobutyl)carbamic acid tert -butyl ester; tert -Butyl 3-methylenecyclobutylcarbamate Empirical Formula: C10H17NO2 Linear Formula: C10H17NO2 Formula Weight: 183.25 MDL Number: MFCD09991757 …
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SIGMA Bromophenol Blue sodium salt
MilliporeSigmaSynonym(s): 3',3'',5',5''-Tetrabromophenolsulfophthalein sodium salt Empirical Formula: C19H9Br4NaO5S Linear Formula: C19H9Br4NaO5S Formula Weight: 691.94 MDL Number: MFCD00013793 Storage: room…
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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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Biotin, Powder, USP
Spectrum ChemicalBiotin, Powder, USPis used for preventing and treating biotin deficiency. Spectrum Chemical manufactured USP products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP) per 21CFR part 211 in FDA registered and inspected facilities. Synonyms: Vitamin H; …
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Lipophilic carbocyanine dyes are widely used for labeling neurons in tissues by retrograde labeling, and to label membranes in a wide variety of cell types. The dyes are weakly fluorescent in aqueous phase, but become highly fluorescent in lipid bilayers. Staining is highly stable with low toxicity…
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Biopak® Polisher Ultrafilter
MilliporeSigmaThe Biopak® Polisher is an ultrafiltration cartridge designed to produce water suitable for molecular biology, biochemistry and cell culture when fed with Milli-Q® purified water. It is validated for continuous use for 90 days. Application: Biopak® Polisher ultrafiltration cartridge is suitable…
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5-Bromo-2-methyl-2-pentene, 97%
Thermo Scientific ChemicalsFormula: C6H11Br Formula weight: 163.06 Purity: 97% CAS Number: 2270-59-9 UN Number: UN1993 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2903.39 Hazard Statements: H226-H315-H319-H335 Flammable liquid and vapour. Causes skin irritation. Causes serious eye…
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Product Source: E. coli Synonyms: Brain derived neurotrophic factor, Abrineurin Purity: >98% (SDS-PAGE and HPLC) Application: Research Sub CategoryGrowth Factors & Receptors
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Benzothiazole analytical standard
MilliporeSigmaBenzothiazole is a naturally occurring bicyclic heteroaromatic compound with various pharmacological activities including anticancer, antimicrobial, anticonvulsant, antiviral, antitubercular, antimalarial, antihelmintic, analgesic, anti-inflammatory, antidiabetic, and fungicidal effects. It is also…
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2,2'-Bipyridine, 99+%
Thermo Scientific ChemicalsSynonym(s): 2,2'-Bipyridyl, 2,2'-Dipyridyl Formula: C10H8N2 Formula weight: 156.19 Purity: 99+% CAS Number: 366-18-7 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code: 2933.39 Hazard Statements: H301-H311 Toxic if swallowed. Toxic in contact…
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Bromate-Bromide, 0.5 N Solution ASTM-D11591
Spectrum ChemicalBromate-Bromide, 0.5 N Solution ASTM-D1159 are not intended for and should not be (i) used for medical, surgical or other patient oriented applications, or (ii) combined with any food product or ingested in any form.
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Bispyrazolone, 98+%
Thermo Scientific ChemicalsSynonym(s): 3,3'-Dimethyl-1,1'-diphenyl-(4,4'-bi-2-pyrazoline)-5,5'-dione Formula: C20H18N4O2 Formula weight: 346.39 Purity: 98+% CAS Number: 7477-67-0 Harmonized Tariff Code: 2933.19 Hazard Statements: H317 May cause an allergic skin reaction. Precautionary Statements: …
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BAY-588 >=98% (HPLC)
MilliporeSigmaSynonyms: N4-[1-[[4-(1,1-Dimethylethyl)phenyl]methyl]-5-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl]-7-fluoro-2,4-quinolinedicarboxamide Molecular Formula: C27H25F4N5O2 Molecular Weight: 527.51 Linear Structural Formula: C27H25F4N5O2 Purity: >=98% (HPLC) Storage: 2-8C Biochem…
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Benzene-1,3-disulfonic acid disodium salt, 94%
Thermo Scientific ChemicalsSynonym(s): Disodium 1,3-benzenesulfonate Formula: C6H4Na2O6S2 Formula weight: 282.20 Purity: 94% CAS Number: 831-59-4 Harmonized Tariff Code: 2904.10
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Synonym(s): 2'-(4-Ethoxyphenyl)-5-(4-methyl-1-piperazinyl)-2,5'-bi-1 H -benzimidazole trihydrochloride; HOE 33342; Hoechst 33342; bisBenzimide Empirical Formula: C27H28N6O -+ 3HCl -+ xH2O Linear Formula: C27H28N6O…
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ß-Estradiol, =98%
MilliporeSigmaSynonym: 1,3,5-Estratriene-3,17ß-diol, 17ß-Estradiol, 3,17ß-Dihydroxy-1,3,5(10)-estratriene, Dihydrofolliculin CAS Number: 50-28-2 Empirical Formula (Hill Notation): C18H24O2 Molecular Weight: 272.38 Beilstein Registry Number: 1914275 …
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2-Bromo-3'-methoxyacetophenone, 98%
Thermo Scientific ChemicalsSynonym(s): 3-Methoxyphenacyl bromide, alpha-Bromo-3-methoxyacetophenone Formula: C9H9BrO2 Formula weight: 229.08 Purity: 98% CAS Number: 5000-65-7 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2914.70 Hazard Statements: H314-H318 Causes…
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End Group Functionality: Carboxyl surface groupGeneration: 3No. Surface Groups: 24Calculated Mol. Wt.: 4974.4g/molbis-MPA = 2,2-bis(hydroxymethyl)propionic acid Synonyms: G3-TMP-COOH Molecular Formula: C207H278O138 Molecular Weight: 4974.34 Linear Structural Formula: C207H278O138 …
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Bis(4-nitrophenyl) sulfone, 95%
Thermo Scientific ChemicalsSynonym(s): 4-Nitrophenyl sulfone Formula: C12H8N2O6S Formula weight: 308.27 Purity: 95% CAS Number: 1156-50-9 Harmonized Tariff Code: 2930.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …
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Boc-N?-(nitro)-L-homoarginine ; >/= 98% (HPLC)
AFG BioscienceSynonyms: Boc-L-HomoArg(NO2)-OH Purity Limit: ≥98% (HPLC) CAS No.: 28968-64-1 Molecular Formula: C12H23N5O6 Molecular Weight: 333.35 MDL No.: MFCD00151901 Appearance: White to off-white powder Melting Point: 76-86 °C Optical Rotation: [a]D20 = - 10 ± 2 º (C=1 in DMF) …