Reagents, P, 500 g
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Polyvinylpyrrolidone
MP BiomedicalsPolyvinylpyrrolidone is a water-soluble polymer made from the monomer N-vinylpyrrolidone. Typically used as thickeners, dispersing agents, detoxicant, complexing agent, lubricants and binders. Polyvinylpyrrolidone is used as an emulsifier and disintegrant for solution polymerization; also for…
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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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Pancreatin from porcine pancreas 4 × USP specifications
MilliporeSigmaSynonym: Pancreatin from hog pancreas CAS Number: 8049-47-6 EC Number: 232-468-9 MDL Number: MFCD00131789 Biochem/physiol Actions Pancreatin will convert not less than 25 times its weight of potato starch into soluble carbohydrates in 5 minutes in water at 40 °C, will digest…
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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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Potassium Phosphate Monobasic, Crystal, Reagent, ACS
Spectrum ChemicalGrade: Reagent, ACS CAS No.: 7778-77-0
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Potassium Biphthalate, Crystal, BAKER ANALYZED ACS Reagent
Avantor - J.T.Baker®Acidimetric Standard Formula: 1-KOCOC6H4-2-COOH Formula Weight: 204.22 CAS Number: 877-24-7 Synonym(s): Potassium hydrogen phthalate
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ALDRICH 2-Phenylphenol, 99%
MilliporeSigmaSynonym(s): 2-Hydroxybiphenyl Formula: C6H5C6H4OH Formula Weight: 170.21 CAS No.: 90-43-7 UN Number: UN3077 Purity: 99% Packaging: 500 g in poly bottle
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Potassium tetrafluoroborate, 99% min, typically >99.5%
Thermo Scientific ChemicalsSynonym(s): Potassium borofluoride, Potassium fluoroborate Formula: BF4K Formula weight: 125.91 Purity: 99% min, typically >99.5% CAS Number: 14075-53-7 Harmonized Tariff Code: 2826.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…
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Pyridine-4-carboxaldehyde, 97%
Thermo Scientific ChemicalsSynonym(s): Isonicotinaldehyde Formula: C6H5NO Formula weight: 107.11 Purity: 97% CAS Number: 872-85-5 Harmonized Tariff Code: 2933.39 Hazard Statements: H315-H319-H317-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction. May…
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Potassium Citrate, Monohydrate, Crystal, Reagent
Spectrum ChemicalGrade: Reagent CAS No.: 6100-05-6
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Phenol, BioXtra, >=99.5% (GC)
MilliporeSigmaSynonyms: Hydroxybenzene CAS Number: 108-95-2 Formula: C6H6O Formula Weight: 94.11 Linear Formula: C6H5OH MDL No.: MFCD00002143 Purity: >=99.5% (GC) Boiling Point: 182 C(lit.) Melting Point: 40-42 C (lit.) Density: 1.071 g/mL at 25 C(lit.) Storage: 2-8C Beilstein…
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Potassium dichromate, ACS, 99.0% min
Thermo Scientific ChemicalsSynonym(s): Potassium bichromate Formula: Cr2K2O7 Formula weight: 294.18 Purity: 99.0% min CAS Number: 7778-50-9 UN Number: UN3087 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2841.50 Hazard Statements: …
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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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Synonym(s): PEOX; POx; PetOx; poly 2-ethyloxazoline; polyethyloxazoline Linear Formula: [-N(COC2H5)CH2CH2-]n MDL Number: MFCD00134377 Density: 1.14 g/mL at 25 °C(lit.) Refractive Index: n 20/D 1.52
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Paraformaldehyde
MP BiomedicalsParaformaldehyde (PFA) is the smallest polyoxymethylene. It is polymerization product of formaldehyde. Paraformaldehyde has been used in the past for disinfecting sickrooms, clothing, linen and sickroom utensils. It has been used as a fumigant and in manufacturing synthetic resins & as a…
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Poly(ethylene oxide) average Mv 100,000, powder
MilliporeSigmaSynonym: PEO CAS Number: 25322-68-3 Linear Formula: (-CH2CH2O-)n MDL Number: MFCD00081839 PubChem Substance ID: 24850968 Application Used in conjunction with carbon black to form a conductive composite. Packaging 250,…
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Potassium dichromate, 99%
Thermo Scientific ChemicalsSynonym(s): Potassium bichromate Formula: Cr2K2O7 Formula weight: 294.18 Purity: 99% CAS Number: 7778-50-9 UN Number: UN3087 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2841.50 Hazard Statements: H272-H301-H330-H334-H340-H350-H360-H372-H314-H312-H317 …
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Potassium dihydrogen phosphate, 98+%
Thermo Scientific ChemicalsSynonym(s): Potassium phosphate, monobasic Formula: H2KO4P Formula weight: 136.09 Purity: 98+% CAS Number: 7778-77-0 Harmonized Tariff Code: 2835.24 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: …
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ALDRICH Potassium L-tartrate monobasic, 99%
MilliporeSigmaSynonym(s): L(+)-Tartaric acid monopotassium salt; Potassium bitartrate; Potassium hydrogen L-tartrate; Potassium hydrogen tartrate; Tartaric acid monopotassium salt Formula: KO2CCH(OH)CH(OH)CO2H Formula Weight: 188.18 CAS No.: 868-14-4 Purity: 99% Density: …
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ALDRICH Poly(ethylene glycol) methyl ether, average Mn 750
MilliporeSigmaSynonym(s): Methoxy poly(ethylene glycol); Polyethylene glycol monomethyl ether; mPEG Linear Formula: CH3(OCH2CH2)nOH MDL Number: MFCD00084416 Density: 1.094 g/mL at 25 °C Refractive Index: n 20/D 1.459
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Phenol, for molecular biology
MilliporeSigmaSynonyms: Hydroxybenzene CAS Number: 108-95-2 Formula: C6H6O Formula Weight: 94.11 Linear Formula: C6H5OH MDL No.: MFCD00002143 Purity: >=99.0% (GC) Boiling Point: 182 C(lit.) Melting Point: 40-42 C (lit.) Density: 1.071 g/mL at 25 C(lit.) Storage: 2-8C Beilstein…
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Poly(styrene sulfonic acid), M.W. 75,000, 30% w/v aq. soln.
Thermo Scientific ChemicalsFormula: [-CH2CH(C6H4SO3H)-] n CAS Number: 28210-41-5 Harmonized Tariff Code: 3903.90
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2-Phenyl-2-propanol, 98+%
Thermo Scientific ChemicalsSynonym(s): Dimethyl phenyl carbinol Formula: C9H12O Formula weight: 136.19 Purity: 98+% CAS Number: 617-94-7 Harmonized Tariff Code: 2906.29 Hazard Statements: H302-H315-H319 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. Precautionary…
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Potassium oxalate monohydrate, BioXtra, =98.5%
MilliporeSigmaSynonyms: Ethanedioic acid; Oxalic acid potassium salt Formula: (COOK)2 · H2O Formula Weight: 184.23 CAS No.: 6487-48-5 Purity: ≥98.5%
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Polyvinylpyrrolidone
MilliporeSigmaK 30, average Mw 40,000 Synonym(s): ‘Plasdone'; PVP; Polyvidone; Povidone Linear Formula: (C6H9NO)n MDL Number: MFCD00149016 RTECS No.: TR8370000
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1-Phenyl-1H-tetrazole-5-thiol, 99%
Thermo Scientific ChemicalsSynonym(s): 5-Mercapto-1-phenyl-1H-tetrazole Formula: C7H6N4S Formula weight: 178.22 Purity: 99% CAS Number: 86-93-1 UN Number: UN1325 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code: 2933.99 Hazard Statements: H228 Flammable solid. Precautionary…
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Potassium Sodium Tartrate, 4-Hydrate, Crystal, AR (ACS)
Avantor - Macron Fine Chemicals™Formula: KOCO(CHOH)2COONa?H2O Formula Weight: 282.22 CAS Number: 6381-59-5 Specific Gravity: 1L = 1.79 Kg
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Potassium thiocyanate, ACS, 98.5% min
Thermo Scientific ChemicalsSynonym(s): Potassium sulfocyanate Formula: KSCN Formula weight: 97.18 Purity: 98.5% min CAS Number: 333-20-0 Harmonized Tariff Code: 2842.90 Hazard Statements: H302-H312-H332 Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled. Precautionary Statements: …