MilliporeSigma, Chemicals, 500 g
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Sodium phosphate dibasic, BioXtra, =99.0%
MilliporeSigmaSynonyms: sec -Sodium phosphate; Disodium hydrogen phosphate; Disodium phosphate; Sodium hydrogenphosphate Formula: Na2HPO4 Formula Weight: 141.96 CAS No.: 7558-79-4 Purity: ≥99.0%
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Synonyms: 'Caustic soda' Molecular Formula: HNaO Molecular Weight: 40.0 Linear Structural Formula: NaOH MDL Number: MFCD00003548 Purity: >=98% Melting Point: 318 C (lit.) Application: •Sodium hydroxide has been used in the staining procedure of cells. •It has been…
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L-(+)-Tartaric acid, =99.5%
MilliporeSigmaSynonyms: (2 R ,3 R )-(+)-Tartaric acid; L-Threaric acid Formula: HO2CCH(OH)CH(OH)CO2H Formula Weight: 150.09 CAS No.: 87-69-4 Purity: ≥99.5% Packaging: 12 kg in fiber drum Packaging: 3 kg in poly bottle Packaging: 500 g in poly bottle
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Density (g/cm3): 1.14 Molecular weight: 158.03 Molecular formula: KMnO4 Chemical purity: =99.0% UN Number: UN1490
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Dowex® 50WX8 hydrogen form, hydrogen form, 200-400 mesh
MilliporeSigmaAmberlite(R) HPR4800 Cl hydrogen form is used as stripper resin and can be regenerated by 0.25N sulphuric acid when exhausted. Amberlite(R) HPR4800 Cl hydrogen form is used as catalyst. It is used in deionizing supernatant fraction samples for paper chromatography. Linear Structural Formula: …
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N-Lauryl sarcosine sodium salt (stabilised) for synthesis
MilliporeSigmaCAS Number: 137-16-6 UN Number: UN2811 Solubility: (20°C) soluble Melting Point: 45 - 47°C Molar Mass: 293.38 g/mol Bulk Density: 400 kg/m3 Flash Point: >150°C pH: 8 (30 g/l, H2O, 20°C)
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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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Synonyms: (Ethylenedinitrilo)tetraacetic acid; EDTA; Edathamil; Ethylenedinitrilotetraacetic acid Formula: (HO2CCH2)2NCH2CH2N(CH2CO2H)2 Formula Weight: 292.24 CAS No.: 60-00-4 Purity: ≥98.5% …
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Formula: H3BO3 Formula Weight: 61.83 CAS No.: 10043-35-3 Purity: ≥99.5%
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ALDRICH 1,5-Dibromopentane, 97%
MilliporeSigmaSynonym(s): Pentamethylene dibromide Formula: Br(CH2)5Br Formula Weight: 229.94 CAS No.: 111-24-0 Purity: 97% Density: 1.688g/mLat 25°C(lit.) Application: Source for 1,5-di-Grignard reagent. 1, Packaging: 100, 500 g in glass bottle
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Buffered Peptone Water, Granulated
MilliporeSigmaBuffered Peptone Water is rich in nutrients and produces high resuscitation rates for sub lethally injured bacteria and intense growth. The phosphate buffer system prevents bacterial damage caused by changes in the pH of the medium. Peptone including enzymatic digest of casein acts as a source of…
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Nitrilotriacetic acid, Sigma Grade, =99%
MilliporeSigmaSynonyms: N,N -Bis(carboxymethyl)glycine; NTA; Tris(carboxymethyl)amine Formula: N(CH2COOH)3 Formula Weight: 191.14 CAS No.: 139-13-9 Purity: ≥99% Application: An excellent chelating agent.
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1,3,5-Benzenetricarbonyl trichloride, 0.98
MilliporeSigma1,3,5-Benzenetricarbonyl trichloride reacts with propargyl alcohol to yield triprop-2-ynyl benzene-1,3,5-tricarboxylate. Synonyms: Benzene-1,3,5-tricarbonyl chloride; Trimesic acid trichloride; Trimesoyl chloride Molecular Formula: C9H3Cl3O3 Molecular Weight: 265.48 …
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Silica gel orange (Drying pearls Orange) is a commonly employed drying agent. Synonyms: Silica gel MDL Number: MFCD00011232 Melting Point: >1600 C Application: Silica gel orange (Drying pearls Orange) may be used to provide long-term storage conditions in the following studies: …
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Sodium citrate tribasic dihydrate, ACS reagent, =99.0%
MilliporeSigmaSynonyms: Citric acid trisodium salt dihydrate; Trisodium citrate dihydrate Formula: HOC(COONa)(CH2COONa)2 · 2H2O Formula Weight: 294.10 CAS No.: 6132-04-3 Purity: ≥99.0% Packaging: 1, 6 x 1 kg in poly bottle …
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CAS No.: 10039-32-4 pH: 9.0 - 9.3 (50 g/l, H2O, 20°C) Solubility: 218 g/l (20°C) Melting Point: 35°C Molar Mass: 358.14 g/mol Bulk Density: 800 - 900 kg/m3 Density: 1.52 g/cm3 (20°C) Ignition Point: 9.0 - 9.3 (50 g/l, H2O, 20°C)
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Trichloroacetic acid, ACS reagent, >=99.0%
MilliporeSigmaSynonyms: TCA CAS Number: 76-03-9 Formula: C2HCl3O2 Formula Weight: 163.39 Linear Formula: Cl3CCOOH MDL No.: MFCD00004177 Purity: >=99.0% Boiling Point: 196 C(lit.) Melting Point: 54-58 C (lit.) Density: 1.62 g/mL at 25 C(lit.) Refractive Index: n20/D 1.62(lit.) …
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SIGMA PIPES, =99% (titration)
MilliporeSigmaSynonyms: 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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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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SIGMA Gelatin from cold water fish skin, BioReagent, solid
MilliporeSigmaSynonym(s): Gelatine; Teleostean gelatin CAS No.: 9000-70-8 Application: Used as a blocking agent in immunochemistry.
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Pseudomonas Agar Base 500G
MilliporeSigmaFormula: Mixture Formula Weight: N/A CAS Number: Synonym(s): Pseudomonas Selective Agar Base Description: Typical Composition (g/L): Peptone from gelatin 20.0; magnesium chloride 1.4; potassium sulfate 10.0; N-cetyl-N,N,N-trimethylammonium bromide (cetrimide) 0.3; agar-agar:…
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Sodium acetate, anhydrous, ReagentPlus®, =99.0%
MilliporeSigmaSynonyms: Acetic acid sodium salt Formula: CH3COONa Formula Weight: 82.03 CAS No.: 127-09-3 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 250, 500 g in poly bottle …
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1,3-Dibromo-5,5-dimethylhydantoin, 0.98
MilliporeSigmaSynonyms: Dibromantin Molecular Formula: C5H6Br2N2O2 Molecular Weight: 285.92 Linear Structural Formula: C5H6Br2N2O2 MDL Number: MFCD00003189 Purity: 98% Melting Point: 197-199 C (dec.) (lit.) Application: Useful in aromatic bromination of…
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Formula: K2Cr2O7 Grade: ACS, ISO CAS No.: 7778-50-9 pH: 3.6 (100 g/l, H2O) Solubility: 130 g/l (20°C) Melting Point: 398°C Molar Mass: 294.19 g/mol Bulk Density: 1250 kg/m3 Boiling Point: >500°C (1013 hPa) Density: 2.69 g/cm3 (20°C) Hill Formula: Cr2K2O7
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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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Boron tribromide, ReagentPlus(R), >=99%
MilliporeSigmaSynonyms: Tribromoboron CAS Number: 10294-33-4 Formula: BBr3 Formula Weight: 250.52 Linear Formula: BBr3 MDL No.: MFCD00011312 Purity: >=99% Boiling Point: ~90 C(lit.) Melting Point: -46 C (lit.) Density: 2.60 g/mL at 20 C(lit.) EC Number: 233-657-9 UNSPSC Code: …
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Nicotinic acid, =98%
MilliporeSigmaSynonyms: 3-Picolinic acid; Niacin; Pellagra preventive factor; Pyridine-3-carboxylic acid; Vitamin B3 Formula: C6H5NO2 Formula Weight: 123.11 CAS No.: 59-67-6 Purity: ≥98% Biochem/physiol Actions: Decreases hepatic production of…
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Sodium hydride, 60 % dispersion in mineral oil
MilliporeSigmaCAS Number: 7646-69-7 Formula: HNa Formula Weight: 24 Linear Formula: NaH MDL No.: MFCD00003471 Melting Point: 800 C (dec.) (lit.) UNSPSC Code: 12352000 General description: Sigma Life Science is committed to bringing you Greener Alternative Products, which adhere to one or…
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"Middlebrook 7H9 Broth Base, for microbiology"
MilliporeSigmaApplication: Recommended for cultivation and sensitivity testing of Mycobacterium tuberculosis . Components: Ingredients (g/L) Ammonium sulfate, 0.50 Disodium phosphate, 2.50 Monopotassium phosphate, 1.00 Sodium chloride, 0.10 Magnesium sulfate, 0.05 Calcium chloride, 0.0005 Zinc sulfate,…