Supplies, MilliporeSigma, 500 g
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ALDRICH Imidazole, ReagentPlus®, 99%
MilliporeSigmaSynonyms: 1,3-Diaza-2,4-cyclopentadiene; Glyoxaline Molecular Formula: C3H4N2 Molecular Weight: 68.08 Linear Structural Formula: C3H4N2 MDL Number: MFCD00005183 Purity: 99% Melting Point: 88-91 C (lit.) Application: Imidazole is a biocompatible…
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Linear Formula: H(CH2CH2)nH MDL Number: MFCD00084423 Density: 0.94 g/mL at 25 °C
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Plate-Count-Agar according to Buchbinder et al.
MilliporeSigmafor microbiology Synonym(s): Casein-peptone Dextrose Yeast Agar according to Buchbinder et al.; Standard Methods Agar according to Buchbinder et al.; Tryptone Glucose Yeast Extract Agar according to Buchbinder et al.
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Tributylphosphine, mixture of isomers, 97%
MilliporeSigmaSynonyms: Tris(trimethylsilyl)phosphane; P(n-Bu)3; TBP CAS Number: 998-40-3 Formula: C12H27P Formula Weight: 202.32 Linear Formula: [CH3(CH2)3]3P MDL No.: MFCD00009462 Purity: 0.97 Boiling Point: 150 C/50 mmHg(lit.) Density: 0.81 g/mL at 25 C(lit.) Refractive Index: …
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"Tryptone (vegetable), for microbiology"
MilliporeSigmaSynonyms: Peptone from vegetable; Tryptone from vegetables; Vegetable hydrolysate CAS No.: 100209-45-8 General description: Tryptone (vegetable) is a meat-free alternative to Tryptone enzymatic digest from casein (Fluka 95039).
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SIGMA Ammonium acetate, for molecular biology, =98%
MilliporeSigmaFormula: CH3CO2NH4 Formula Weight: 77.08 CAS No.: 631-61-8 Purity: ≥98% Storage Temperature: 2-8°C
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Sodium phosphate monobasic, ReagentPlus®, =99.0%
MilliporeSigmaSynonyms: Monosodium dihydrogen orthophosphate; Monosodium phosphate; Sodium dihydrogen phosphate Formula: NaH2PO4 Formula Weight: 119.98 CAS No.: 7558-80-7 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC…
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GR ACS Potassium Phosphate, Dibasic
MilliporeSigmaFormula: K2HPO4 Formula Weight: 174.18 CAS Number: 04/11/7758 Synonym(s): Potassium Hydrogen Phosphate
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Synonyms: Halite Formula: NaCl Formula Weight: 58.44 CAS No.: 7647-14-5 Purity: ≥98% (titration) Other Notes: Easily compare specifications for Sodium Chloride products with the Sodium Chloride specification table .
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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 1-Methylpiperazine, 99%
MilliporeSigmaFormula: C5H12N2 Formula Weight: 100.16 CAS No.: 109-01-3 UN Number: UN2734 Purity: 99% Density: 0.903g/mLat 25°C(lit.) Packaging: 5, 100, 500 g in glass bottle
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Synonyms: Peptone from animal tissue; PNM; Peptonized milk nutrient CAS No.: 73049-73-7
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SIGMA Sigma 7-9®, =99% (titration), crystalline
MilliporeSigmaSynonyms: Trizma ® base; 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol Formula: NH2C(CH2OH)3 Formula Weight: 121.14 CAS No.: 77-86-1 Purity: ≥99% (titration) General description: A…
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ALDRICH Copper(II) bromide, 99%
MilliporeSigmaSynonym(s): brominating agent; Cupric bromide Formula: CuBr2 Formula Weight: 223.35 CAS No.: 7789-45-9 UN Number: UN3260 Purity: 99% Density: 4.77g/mLat 25°C(lit.) Application: Reagent used for the halogenation of indoles at C-2 and C-3. Packaging: 5, 100,…
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ALDRICH Succinonitrile, 99%
MilliporeSigmaSynonym(s): 1,2-Dicyanoethane; Butanedinitrile Formula: NCCH2CH2CN Formula Weight: 80.09 CAS No.: 110-61-2 Purity: 99% Density: 0.985g/mLat 25°C(lit.) Packaging: 25, 100, 500 g in poly bottle
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GR ACS Boric Acid, Crystals
MilliporeSigmaSynonyms: Boracic Acid Molecular Formula: H3BO3 Molecular Weight: 61.83 Linear Structural Formula: H3BO3 MDL Number: MFCD00011337 Purity: 99.5% (alkalimetric) Melting Point: 160 C (dec.) (lit.) Density: 1.49 g/cm3 at 23 C Application: Meets ACS…
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Glycolic acid, ReagentPlus(R), 99%
MilliporeSigmaSynonyms: Hydroxyacetic acid CAS Number: 79-14-1 Formula: C2H4O3 Formula Weight: 76.05 Linear Formula: HOCH2COOH MDL No.: MFCD00004312 Purity: 0.99 Melting Point: 75-80 C (lit.) Beilstein Registry Number: 1209322 EC Number: 201-180-5 UNSPSC Code: 12352100 General…
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Peptone Yeast Extract Agar
MilliporeSigmaSynonym(s): PHA; Phytone Yeast Extract Agar; Soya Peptone Yeast Extract Agar
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"Florisil® PR, PR grade (analysis acc. to FDA)"
MilliporeSigmaSynonyms: Florisil ® ; Activated magnesium silicate; Magnesium silicate Formula: MgO3Si Formula Weight: 100.39 CAS No.: 1343-88-0 Legal Information: Florisil is a registered trademark of U.S. Silica Company
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Synonym: Pepsin A, Pepsin from hog stomach CAS Number: 9001-75-6 EC Number: 232-629-3 Enzyme Commission (EC) Number: 3.4.23.1 MDL Number: MFCD00081840 Analysis Note Optimum pH is 2-4. Active in 4 M urea and 3 M guanidine HCl. Stable at 60 °C. Pepsin is irreversibly…
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Chemizorb® Powder Absorbent for spilled liquids
MilliporeSigmaCAS Number: 61790-53-2 Solubility: (20°C) insoluble Bulk Density: 120 kg/m3 Density: 2.3 g/cm3 (20°C) pH: 9 - 10 (100 g/l, H2O, 25°C) (slurry)
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EC Broth 500G
MilliporeSigmaFormula: Mixture Description: Typical Composition (g/L): Peptone from casein 20.0; lactose 5.0; bile salt mixture 1.5; sodium chloride 5.0; di-potassium hydrogen phosphate 4.0; potassium di-hydrogen phosphate 1.5. Application: For the identification of coliform bacteria and E. coli in…
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Trichloroacetic acid, >=99.0% (titration)
MilliporeSigmaSynonyms: TCA CAS Number: 76-03-9 Formula: C2HCl3O2 Formula Weight: 163.39 Linear Formula: Cl3CCOOH MDL No.: MFCD00004177 Purity: >=99.0% (titration) Boiling Point: 196 C(lit.) Melting Point: 54-58 C (lit.) Density: 1.62 g/mL at 25 C(lit.) Refractive Index: n20/D…
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Sodium acetate trihydrate, ACS reagent, =99%
MilliporeSigmaSynonyms: Acetic acid sodium salt trihydrate Formula: CH3COONa · 3H2O Formula Weight: 136.08 CAS No.: 6131-90-4 Purity: ≥99%; 99.0-101% (ACS specification) Other Notes: Enzyme substrate for acetate kinase (EC 2.7.2.1) Packaging: 1, 2.5 kg in poly…
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Synonym(s): BSA; Bovine albumin CAS No.: 9048-46-8 Purity: ≥96% (agarose gel electrophoresis) General description: BSA is a single polypeptide chain consisting of about 583 amino acid residues and no carbohydrates. At pH 5-7 it contains 17 intrachain disulfide bridges and 1…
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Ammonium nitrate, BioXtra, =99.5%
MilliporeSigmaFormula: NH4NO3 Formula Weight: 80.04 CAS No.: 6484-52-2 Purity: ≥99.5% Packaging: 2.5 kg in poly drum Packaging: 500 g in poly bottle
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Phenol, unstabilized, purified by redistillation, >=99%
MilliporeSigmaSynonyms: Hydroxybenzene CAS Number: 108-95-2 Formula: C6H6O Formula Weight: 94.11 Linear Formula: C6H5OH MDL No.: MFCD00002143 Purity: >=99% Boiling Point: 181 C; 182 C(lit.) Melting Point: 40-42 C (lit.) Density: 1.071 g/mL at 25 C(lit.) Beilstein Registry Number: …
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SIAL Sodium nitrite
MilliporeSigmaACS reagent, ≥97.0% Empirical Formula: NNaO2 Formula Weight: 69.00 Linear Formula: NaNO2 MDL Number: MFCD00011118 Purity: ≥97.0% Melting Point: 271 °C(lit.) RTECS No.: RA1225000 RIDADR: UN 1500 5.1/PG 3
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Sodium hydroxide, beads, 20-40 mesh, reagent grade, 97%
MilliporeSigmaSynonyms: ‘Caustic soda' Formula: NaOH Formula Weight: 40.00 CAS No.: 1310-73-2 Purity: 97% Packaging: 12 kg in poly drum Packaging: 2.5 kg in poly bottle Packaging: 500 g in poly bottle