Reagents, P, 500 g
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Potassium cyanate, 97%
Thermo Scientific ChemicalsFormula: KOCN Formula weight: 81.12 Purity: 97% CAS Number: 590-28-3 Harmonized Tariff Code: 2842.90 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not eat, drink or smoke when using…
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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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SIAL Potassium chromate
MilliporeSigmapuriss., ≥99% Empirical Formula: CrK2O4 Formula Weight: 194.19 Linear Formula: K2CrO4 MDL Number: MFCD00011368 Purity: ≥99% Melting Point: 971 °C(lit.) RTECS No.: GB2940000 RIDADR: UN 3288 6.1/PG 3
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Polyethylene oxide, M.W. >5,000,000
Thermo Scientific ChemicalsFormula: (-CH2CH2O-) n CAS Number: 25322-68-3 Harmonized Tariff Code: 3907.20
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Phenylacetaldehyde, 95%
Thermo Scientific ChemicalsFormula: C8H8O Formula weight: 120.15 Purity: 95% CAS Number: 122-78-1 Harmonized Tariff Code: 2912.29 Hazard Statements: H301-H227-H315-H319-H335 Toxic if swallowed. Combustible liquid. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …
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Potassium Chloride, Crystal, BAKER ANALYZED ACS Reagent
Avantor - J.T.Baker®Formula: KCl Formula Weight: 74.55 CAS Number: 7447-40-7
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Potassium phosphate dibasic, reagent grade, =98.0%
MilliporeSigmaSynonyms: Dipotassium hydrogenphosphate; Dipotassium phosphate; sec.-Potassium phosphate Formula: K2HPO4 Formula Weight: 174.18 CAS No.: 7758-11-4 Purity: ≥98.0% Packaging: 100, 500 g in poly bottle
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Synonyms: Tripotassium phosphate Molecular Formula: K3O4P Molecular Weight: 212.27 Linear Structural Formula: K3PO4 MDL Number: MFCD00036295 Purity: >=98% Density: 2.564 g/mL at 25 C (lit.) Legal Information: Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
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Potassium Acid Phthalate, Crys R/G Acs 500G
Innovating ScienceFor Educational, Classroom Purposes Only
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Phosphorus(V) chloride, 98%
Thermo Scientific ChemicalsFormula: PCl5 Formula weight: 208.24 Purity: 98% CAS Number: 10026-13-8 UN Number: UN1806 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2812.10 Hazard Statements: H330-H314-H373-H302 Fatal if inhaled. Causes severe skin burns and eye damage. May cause damage…
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Poly(ethylene glycol) average Mn 300
MilliporeSigmaSynonym: PEG CAS Number: 25322-68-3 Linear Formula: H(OCH2CH2)nOH MDL Number: MFCD00081839 PubChem Substance ID: 24852059 Packaging 1 kg in glass bottle; 20 kg in poly drum; 5, 250, 500 g in glass bottle
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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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Poly(2-ethyl-2-oxazoline), M.W. 200,000
Thermo Scientific ChemicalsFormula: [-N(COC2H5)CH2CH2-] n CAS Number: 25805-17-8 Harmonized Tariff Code: 3908.90
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SIGMA Pyrogallol, puriss., ACS reagent, =99%
MilliporeSigmaSynonyms: 1,2,3-Trihydroxybenzene Formula: C6H3(OH)3 Formula Weight: 126.11 CAS No.: 7726-95-6 Purity: ≥99%
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GR ACS Potassium Nitrate
MilliporeSigmaFormula: KNO3 Formula Weight: 101.1 CAS Number: 7757-79-1 Synonym(s): Saltpeter
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Potassium periodate, 99%
Thermo Scientific ChemicalsSynonym(s): Potassium metaperiodate Formula: KIO4 Formula weight: 230.00 Purity: 99% CAS Number: 7790-21-8 UN Number: UN1479 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2829.90 Hazard Statements: H272-H315-H319-H335 May intensify fire; oxidizer. Causes…
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Polyethyleneimine, branched, M.W. 1,200, 99%
Thermo Scientific ChemicalsFormula: (-NHCH2CH2-)x(-N(CH2CH2NH2)CH2CH2-)y Purity: 99% CAS Number: 9002-98-6 Harmonized Tariff Code: 3911.90 Hazard Statements: H302
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SIGMA Potassium acetate, for molecular biology, =99.0%
MilliporeSigmaFormula: CH3COOK Formula Weight: 98.14 CAS No.: 127-08-2 Purity: ≥99.0% Density: 1.57 g/cm 3 at 25 °C(lit.)
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Propylene carbonate, ReagentPlus®, 99%
MilliporeSigmaSynonyms: 1,2-Propanediol cyclic carbonate; 4-Methyl-1,3-dioxolan-2-one Formula: C4H6O3 Formula Weight: 102.09 CAS No.: 108-32-7 Purity: 99% Density: 1.204 g/mL at 25 °C(lit.) Legal Information: ReagentPlus is a registered trademark of…
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Potassium Hydroxide, Pellets, BiotechGrade
Spectrum ChemicalGrade: BiotechGrade CAS No.: 1310-58-3 UN No.: UN1813 Class: 8 Pkg. Group: PG II
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Potassium permanganate, 98%
Thermo Scientific ChemicalsFormula: KMnO4 Formula weight: 158.03 Purity: 98% CAS Number: 7722-64-7 UN Number: UN1490 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2841.61 Hazard Statements: H272-H302 May intensify fire; oxidizer. Harmful if swallowed. Precautionary Statements: …
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Potassium Perchlorate, Crystal, Reagent, ACS
Spectrum ChemicalGrade: Reagent, ACS CAS No.: 7778-74-7 UN No.: UN1489 Class: 5.1 Pkg. Group: PG II
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Phosphorous acid, 97%
Thermo Scientific ChemicalsSynonym(s): Phosphonic acid Formula: H3PO3 Formula weight: 82.00 Purity: 97% CAS Number: 13598-36-2 UN Number: UN2834 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2811.19 Hazard Statements: H314-H318-H302 Causes severe skin burns and eye damage. Causes…
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Piperazine, ReagentPlus®, 99%
MilliporeSigmaPiperazine (PZ) is an amine solvent. The ability of aqueous PZ to absorb carbon dioxide (CO2) has been assessed. It is reported to cause paralysis in Ascaris worms. The analysis of the crystal structure of PZ at 150K shows the presence of layered structure with NH...N hydrogen-bonded chains. …
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ALDRICH Poly(propylene glycol), average Mn ~1,000
MilliporeSigmaSynonym(s): PPG; Poly(propylene oxide) Linear Formula: H[OCH(CH3)CH2]nOH MDL Number: MFCD00084446 Density: 1.005 g/mL at 25 °C Refractive Index: n 20/D 1.449
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Ricca Potassium Nitrate
Ricca ChemicalThe Ricca Chemicals potassium nitrate is suitable for use in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage.
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Potassium Phosphate 500G
MilliporeSigmaCAS number: 7778-77-0 Grade: Meets ACS Specifications Chemical formula: KH2PO4 Molar Mass: 136.09 Synonyms: Potassium Dihydrogen Phosphate
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Pyridine-2,6-dicarboxylic acid, 98%
Thermo Scientific ChemicalsSynonym(s): Dipicolinic acid Formula: C7H5NO4 Formula weight: 167.12 Purity: 98% CAS Number: 499-83-2 Harmonized Tariff Code: 2933.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…