MilliporeSigma, Reagents, 500 g
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Synonym(s): Polyanhydrogalacturonic acid; Sodium polypectate MDL Number: MFCD00131975 Purity: ≥75% (titration)
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ALDRICH Propiophenone, 99%
MilliporeSigmaSynonym(s): Ethyl phenyl ketone Formula: C6H5COC2H5 Formula Weight: 134.18 CAS No.: 93-55-0 Purity: 99% Density: 1.009g/mLat 25°C(lit.) Packaging: 2, 100, 500 g in glass bottle
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Tryptic Soy(Caso) Agar 500G
MilliporeSigmaSynonym(s): Tryptic Soy Agar with Lecithin and Polysorbate 80; TSA Description: Typical Composition (g/L): Peptone from casein 15.0; peptone from soymeal 5.0; sodium chloride 5.0; Tween® 80 5.0; lecithin 0.7; agar-agar 15.0.
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Methyl 4-hydroxybenzoate, ReagentPlus®, =99.0%, crystalline
MilliporeSigmaSynonyms: p -Hydroxybenzoic acid methyl ester; Methyl paraben Formula: HOC6H4CO2CH3 Formula Weight: 152.15 CAS No.: 99-76-3 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC …
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Silica gel
MilliporeSigmahigh-purity grade (puriss), pore size 60 +à, 70-230 mesh, for column chromatography MDL Number: MFCD00011232 Boiling Point: 2230 °C Melting Point: >1600 °C
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ALDRICH Polyvinylpyrrolidone, powder, average Mw ~55,000
MilliporeSigmaSynonym(s): PVP; Polyvidone; Povidone Linear Formula: (C6H9NO)n MDL Number: MFCD00149016
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ALDRICH 1,6-Hexanediol, 97%
MilliporeSigmaSynonyms: Hexamethylene glycol Molecular Formula: C6H14O2 Molecular Weight: 118.17 Linear Structural Formula: HO(CH2)6OH MDL Number: MFCD00002985 Purity: 97% Melting Point: 38-42 C (lit.) Application: 1,6-Hexanediol is generally used to introduce…
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ALDRICH Poly(ethylene oxide), average Mv 600,000, powder
MilliporeSigmaSynonym(s): PEO Linear Formula: (-CH2CH2O-)n MDL Number: MFCD00081839
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ALDRICH 2,4-Dinitrophenylhydrazine, reagent grade, 97%
MilliporeSigmaFormula: (O2N)2C6H3NHNH2 Formula Weight: 198.14 CAS No.: 119-26-6 Purity: 97% Application: Reagent for the determination of aldehydes 1 and ketones. 2, 3 Also employed in cyclocondensations to pyrazoles. 4 Packaging: 25,…
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ALDRICH Sodium hexafluorosilicate
MilliporeSigmaEmpirical Formula: F6Na2Si Linear Formula: Na2SiF6 Formula Weight: 188.06 MDL Number: MFCD00003491 Density: 2.68 g/mL at 25 °C(lit.)
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Bromoethane, reagent grade, 98%
MilliporeSigmaSynonyms: Ethyl bromide CAS Number: 74-96-4 Formula: C2H5Br Formula Weight: 108.97 Linear Formula: C2H5Br MDL No.: MFCD00000232 Purity: 0.98 Boiling Point: 37-40 C(lit.) Melting Point: -119 C (lit.) Density: 1.46 g/mL at 25 C(lit.) Refractive Index: n20/D 1.425(lit.) …
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Sulphite Polymyxin Sulfadiszine Agar 500G
MilliporeSigmaFormula: Mixture Formula Weight: N/A CAS Number: Synonym(s): Sulfite Polymyxin Sulfadiazine Agar Description: Typical Composition (g/L): Peptone from casein 15.0; yeast extract 10.0; iron(III) citrate 0.5; sodium sulfite 0.5; polymyxin B sulfate 0.01; sodium sulfadiazine…
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EMSURE® Di-Sodium Hydrogen Phosphate Dihydrate For Analysis
MilliporeSigmaCAS No.: 10028-24-7 pH: 9.0 - 9.4 (50 g/l, H2O, 20°C) Solubility: 93 g/l (20°C) Melting Point: 92.5°C Elimination of water of crystallisation Molar Mass: 177.99 g/mol Bulk Density: 850 - 1000 kg/m3 Density: 2.1 g/cm3 (20°C) Ignition Point: 9.0 - 9.4 (50 g/l, H2O, 20°C)
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ALDRICH Tetraethylenepentamine, technical grade
MilliporeSigmaSynonyms: TEPA; Tetrene Molecular Formula: C8H23N5 Molecular Weight: 189.3 Linear Structural Formula: (NH2CH2CH2NHCH2CH2)2NH MDL Number: MFCD00008168 Melting Point: -40 C (lit.) Density: 0.998 g/mL at 25 C (lit.) Refractive Index: n20/D 1.505 (lit.)
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ALDRICH p-Anisaldehyde, 98%
MilliporeSigmaSynonym(s): 4-Methoxybenzaldehyde; Aubépine Formula: CH3OC6H4CHO Formula Weight: 136.15 CAS No.: 123-11-5 Purity: 98% Density: 1.119g/mLat 25°C(lit.) Packaging: 100, 500 g in poly bottle
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GR ACS Potassium Iodide, Crystals
MilliporeSigmaFormula: KI Formula Weight: 166.00 CAS Number: 7681-11-0
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ALDRICH 2-Bromobutane, 98%
MilliporeSigmaSynonym(s): sec -Butyl bromide Formula: CH3CH2CHBrCH3 Formula Weight: 137.02 CAS No.: 78-76-2 UN Number: UN2339 Purity: 98% Density: 1.255g/mLat 25°C(lit.) Packaging: 100, 500 g in glass bottle
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Poloxamer 188 PRO solid, suitable for cell culture
MilliporeSigmaPoloxamer 188 PRO has been specifically designed for use in cell culture, to improve cell viability and protect cells in suspension against possible damage during subculture, freezing and thawing, and stirring. Synonyms: Poly(ethylene glycol)-block-poly(propylene glycol)-block-poly(ethylene…
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Formula: CaCl2 · 2H2O Formula Weight: 147.01 CAS No.: 10035-04-8 Purity: ≥99.0%
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Phosphotungstic acid hydrate
MilliporeSigmafor microscopy Synonym(s): Tungstophosphoric acid Empirical Formula: H3O40PW12 -+ xH2O Formula Weight: 2880.05 (anhydrous basis) Linear Formula: H3[P(W3O10)4] -+ xH2O MDL Number: …
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Sucrose, ACS reagent
MilliporeSigmaSynonyms: α-D-Glc-(1→2)-β-D-Fru; α-D-Glucopyranosyl β-D-fructofuranoside; β-D-Fructofuranosyl-α-D-glucopyranoside; D(+)-Saccharose; Sugar Formula: C12H22O11 Formula Weight: 342.30 CAS No.: 57-50-1 …
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Polyvinylpyrrolidone, average mol wt 40,000
MilliporeSigmaSynonyms: PVP; Polyvidone; Povidone Formula: (C6H9NO)n CAS No.: 9003-39-8 Application: Complexes with phenolics and alkaloids for their removal from plant samples, thus preventing their modification of proteins and any interference they may cause in…
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SIGMA Sucrose, for molecular biology, =99.5% (GC)
MilliporeSigmaSynonyms: α-D-Glc-(1→2)-β-D-Fru; α-D-Glucopyranosyl β-D-fructofuranoside; β-D-Fructofuranosyl-α-D-glucopyranoside; D(+)-Saccharose; Sugar Formula: C12H22O11 Formula Weight: 342.30 CAS No.: 57-50-1 Purity: ≥99.5% (GC)
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SIAL Sodium L-tartrate dibasic dihydrate
MilliporeSigmaACS reagent, ≥99% Synonym(s): Sodium tartrate dibasic dihydrate; L-(+)-Tartaric acid disodium salt; Disodium tartrate dihydrate; Sodium tartrate dihydrate Empirical Formula: C4H4Na2O6 -+ 2H2O Formula Weight: 230.08 Linear…
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Synonyms: 1,4-Piperazinediethanesulfonic acid; Piperazine-1,4-bis(2-ethanesulfonic acid); Piperazine-N,N′-bis(2-ethanesulfonic acid) Formula: C8H18N2O6S2 Formula Weight: 302.37 CAS No.: 5625-37-6 Purity: ≥99% (titration)
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SIGMA L-Alanine, =98% (TLC)
MilliporeSigmaSynonyms: ( S )-2-Aminopropionic acid; L-α-Aminopropionic acid Formula: C3H7NO2 Formula Weight: 89.09 CAS No.: 56-41-7 Purity: ≥98% (TLC) Biochem/physiol Actions: Alanine is a nonessential amino acid that plays a key role in the…
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GR ACS Potassium Iodide, Granular
MilliporeSigmaMolecular Formula: IK Molecular Weight: 166.0 Linear Structural Formula: KI MDL Number: MFCD00011405 Purity: >=99.0% Melting Point: 681 C (lit.) Application: granular, Meets ACS Specifications GR ACS
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SIAL Sodium thiosulfate pentahydrate
MilliporeSigmapuriss., meets analytical specification of Ph. Eur., BP, USP, 99-101% Empirical Formula: Na2O3S2 -+ 5H2O Formula Weight: 248.18 Linear Formula: Na2S2O3 -+ 5H2O MDL Number: MFCD00149186 Purity:…
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Synonym(s): Poly(ethylene glycol)- block -poly(propylene glycol)- block -poly(ethylene glycol); Lutrol ® F68; Poloxamer 188 CAS No.: 9003-11-6 Application: A non-ionic detergent that protects cells from hydrodynamic damage. Legal Information: Kolliphor is a registered trademark of BASF
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Tris(hydroxymethyl)aminomethane, ACS reagent, =99.8%
MilliporeSigmaSynonyms: 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Trometamol Formula: NH2C(CH2OH)3 Formula Weight: 121.14 CAS No.: 77-86-1 Purity: ≥99.8%; 99.8-100.1% Other Notes: Easily compare specifications for Trizma products with the …
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