Chemicals Reagents E

Synonym(s): 1,2-Bis(2-mercaptoethoxy)ethane; 3,6-Dioxa-1,8-octane-dithiol Empirical Formula: C₆H₁₄O₂S₂ Linear Formula: HSCH₂CH₂OCH₂CH₂OCH₂CH₂SH Formula Weight: 182.30 MDL Number:...

The EmbryoMax range of PMEF cells provides researchers with a convenient solution for ES cell culture by eliminating the need for time consuming feeder cell isolation and preparation. Many embryonic stem cell culture protocols necessitate the use of primary mouse embryo fibroblast (PMEF) cells. In...

Synonym(s): Ethyl laurate; Lauric acid ethyl ester Formula: CH₃(CH₂)₁₀COOC₂H₅ Formula Weight: 228.37 CAS No.: 106-33-2 Purity: ≥98.0% (GC) Density: 0.862g/mLat 20°C(lit.) Packaging: 100 mL in glass bottle

Empirical Formula: C₁₉H₂₀O₆ Linear Formula: C₁₉H₂₀O₆ Formula Weight: 344.36 MDL Number: MFCD00892568 Purity: ≥95% (LC/MS-ELSD) Storage: −20°C

Synonym(s): Oleic acid ethyl ester Formula: CH₃(CH₂)₇CH=CH(CH₂)₇COOC₂H₅ Formula Weight: 310.51 CAS No.: 111-62-6 Purity: 98% Density: 0.87g/mLat 25°C(lit.) Storage: −20°C Packaging: 5 g in glass bottle

certified by the Biological Stain Commission, Dye content 90 % Synonym(s): 4',5'-Dibromo-2',7'-dinitrofluorescein disodium salt; Acid Red 91; Eosin Scarlet; Eosin bluish; Saffrosine Empirical Formula: C₂₀H₆Br₂N₂Na₂O₉ Formula...

Grade: Reagent CAS No.: 112-15-2

ExtrAvidin(R) is a unique de-glycosylated Avidin modified form of an affinity purified egg white avidin. The ExtrAvidin is conjugated to cyanogen bromide-activated agarose beads.ExtrAvidin(R) is a tetrameric protein containing four biotin binding sites. The Avidin-Biotin high affinity interaction...

analytical standard Synonym(s): (2 S )-1-[(2 S )-2-[[(1 S )-1-Carboxy-3-phenyl-propyl]amino]propanoyl]pyrrolidine-2-carboxylic acid; N -[(1 S )-1-Carboxy-3-phenylpropyl]-L-alanyl-L-proline Empirical Formula: C₁₈H₂₄N₂O₅ Formula Weight: 348.39 Linear...

Legal Information: EX-CELL is a registered trademark of Sigma-Aldrich Co. LLC Storage: 2-8°C

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.Certified content incl. uncertainty and expiry date are given on the certificate....

Formula: C₆H₅C(=NH)OCH₂CH₃ · HCl Formula Weight: 185.65 CAS No.: 5333-86-8 Purity: ≥97.0% (AT) Application: Intermediate for synthesis Packaging: 25, 100 g in glass bottle

Synonyms: Direct blue 53 CI 23860 Purity Limit: ≥ 85% (dye content) CAS No.: 314-13-6 Molecular Formula: C34H24N6O14S4Na4 Molecular Weight: 960.82 MDL No.: MFCD00004021 Appearance: Black powder Storage Temperature: Store at RT

Synonym(s): Ethyl alcohol-2,2,2-d₃ Empirical Formula: C₂D₃H₃O Linear Formula: CD₃CH₂OH Formula Weight: 49.09 MDL Number: MFCD00070593 Boiling Point: 78 °C(lit.) Density: 0.835 g/mL at 25 °C(lit.)...

Empirical Formula: C₂H₅BrMg Linear Formula: CH₃CH₂MgBr Formula Weight: 133.27 MDL Number: MFCD00000043 Density: 1.02 g/mL at 25 °C Beilstein Registry Number: 3587203

Molecular Formula: C22H24ClN3O4 Molecular Weight: 429.9 Linear Structural Formula: C22H24ClN3O4 MDL Number: MFCD07781272 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not collect...

MDL No.: MFCD00163600 Storage: 2-8C UNSPSC Code: 12352203 General description: Avidin is a tetrameric or dimeric biotin-binding protein produced in the oviducts of birds, reptiles and amphibians and deposited in the whites of their eggs. It consists of four high affinity binding sites for biotin....

Synonym(s): Peptone from casein MDL Number: Storage: room temp

Formula: C₇H₅N Formula Weight: 103.12 CAS No.: 1945-84-2 Purity: 98% Density: 1.021g/mLat 25°C(lit.) Application: 2-Ethynylpyridine is used in the synthesis of the self-doped ionic conjugated polymer, poly(2-ethynylpyridinimum N-benzoylsulfonate). General description:...

Synonym(s): 1,1-Dimethyloxirane; 1,2-Epoxy-isobutane; Isobutylene oxide Empirical Formula: C₄H₈O Linear Formula: C₄H₈O Formula Weight: 72.11 MDL Number: MFCD00066354 Purity: 97% Boiling Point: 50-51 °C(lit.) Density: 0.812 g/mL at...

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...

Synonyms: (+/-)-2-(Chloromethyl)oxirane; 1-Chloro-2,3-epoxypropane CAS Number: 106-89-8 Formula: C3H5ClO Formula Weight: 92.52 Linear Formula: C3H5ClO MDL No.: MFCD00005132 Purity: >=99.9% (GC) Boiling Point: 115-117 C(lit.) Melting Point: -57 C (lit.) Density: 1.183 g/mL at 25 C(lit.) Refractive...

Synonym(s): EBSS MDL Number: MFCD00217343

Synonym(s): EGF MDL Number: MFCD00132565 Purity: ≥97% (SDS-PAGE) Storage: −20°C