Reagents, P, 1 kg
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SIGMA p-Phenylenediamine
MilliporeSigmaSynonym(s): 1,4-Benzenediamine; 1,4-Diaminobenzene; 1,4-Phenylenediamine Empirical Formula: C6H8N2 Linear Formula: C6H4(NH2)2 Formula Weight: 108.14 MDL Number: MFCD00007901 Boiling Point: 267…
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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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Synonyms: Monopotassium phosphate; Potassium dihydrogen phosphate; prim.-Potassium phosphate Formula: KH2PO4 Formula Weight: 136.09 CAS No.: 7778-77-0 Purity: ≥99.0% Density: 2.338 g/mL at 25 °C(lit.)
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A polymer used to precipitate proteins, viruses, DNA and RNA. Compound is hydroscopic.s Appearance: Solid Density: 1.21 g/cm3 at 20°C pH Value: 5-7 RTECS Number: TQ4025000
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SIGMA Poly(ethylene glycol) BioUltra, 3,350
MilliporeSigmaSynonym(s): PEG Linear Formula: H(OCH2CH2)nOH MDL Number: MFCD00081839
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Potassium Carbonate ACS Grade, 1 Kilogram
RPI (Research Products International)Used as a drying agent for organic solvents.
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Polyethylene glycol 4,000
Thermo Scientific ChemicalsSynonym(s): PEG 4000 Formula: H(OCH2CH2) nOH CAS Number: 25322-68-3 Harmonized Tariff Code: 3907.20
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Synonyms: Rochelle saltSeignette saltL(+)-Tartaric acid potassium sodium salt Grade: ACS reagent Purity Limit: 99.0-102.0% (Titration) CAS No.: 6381-59-5 Molecular Formula: C4H4KNaO6·4H2O Molecular Weight: 282.2 MDL No.: MFCD00150989 Appearance: White crystalline powder …
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L-Proline, U.S.P., Multi-Compendial
Avantor - J.T.Baker®Formula: C5H9NO2 Formula Weight: 115.13 CAS Number: 147-85-3
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Synonym(s): PEG Linear Formula: H(OCH2CH2)nOH MDL Number: MFCD00081839
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ALDRICH Potassium sulfite, 90%
MilliporeSigmaFormula: K2SO3 Formula Weight: 158.26 CAS No.: 10117-38-1 Purity: 90% Application: Forms a Selenium-Bunte salt for transfer of allyl groups to thiols. Packaging: 25 g in glass bottle
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1-(2-Aminoethyl)piperazine, 98%
Thermo Scientific ChemicalsSynonym(s): 1-Piperazineethylamine, 2-(1-Piperazinyl)ethylamine Formula: C6H15N3 Formula weight: 129.21 Purity: 98% CAS Number: 140-31-8 UN Number: UN2815 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2933.59 Hazard Statements: H314-H302-H312-H317-H227 …
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Potassium hydroxide, ACS reagent, =85%, pellets
MilliporeSigmaSynonyms: Caustic potash Formula: KOH Formula Weight: 56.11 CAS No.: 1310-58-3 Purity: ≥85% Packaging: 1, 2.5, 4 x 2.5 kg in poly bottle Packaging: 12 kg in fiber drum Packaging: 25, 500, 6 x 500 g in poly bottle
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Potassium hydrogen L-tartrate, 98+%
Thermo Scientific ChemicalsSynonym(s): L-Tartaric acid monopotassium salt, Potassium bitartrate Formula: C4H5KO6 Formula weight: 188.18 Purity: 98+% CAS Number: 868-14-4 Harmonized Tariff Code: 2918.13
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Potassium sulfate, ReagentPlus®, =99.0%
MilliporeSigmaFormula: K2SO4 Formula Weight: 174.26 CAS No.: 7778-80-5 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 250 g in poly bottle
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Potassium phosphate monobasic, ACS reagent, =99.0%
MilliporeSigmaPotassium phosphate monobasic (monopotassium orthophosphate) is a water soluble inorganic salt. Its standard enthalpy of formation has been reported to be -376.1kcalmol-1. It acts a starting material in the synthesis of potassium metaphosphate. Synonyms: Monopotassium phosphate; Potassium…
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Synonyms: ( S )-2-Amino-3-phenylpropionic acid Formula: C6H5CH2CH(NH2)CO2H Formula Weight: 165.19 CAS No.: 63-91-2 Purity: 98.5-101.0% Packaging: 10 mg in autosample vial
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SIGMA PIPES anhydrous, free-flowing, Redi-Dri™, >=99%
MilliporeSigmaSynonym(s): 1,4-Piperazinediethanesulfonic acid; Piperazine-1,4-bis(2-ethanesulfonic acid); Piperazine-N,N'-bis(2-ethanesulfonic acid) Empirical Formula: C8H18N2O6S2 Linear Formula: …
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Synonym(s): Pluronic ® F-108; PEG-PPG-PEG MDL Number: MFCD00082049
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Phenol, Loose Crystal, Reagent, ACS
Spectrum ChemicalGrade: Reagent, ACS CAS No.: 108-95-2 UN No.: UN1671 Class: 6.1 Pkg. Group: PG II
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CAS No.: 9003-11-6 Application: A non-ionic copolymer surfactant qualified for use in insect cell culture applications as an antifoaming agent. Legal Information: Pluronic is a registered trademark of BASF
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Poloxamer 188
Thermo Scientific ChemicalsSynonym(s): Pluronic r F-68, Polyoxyethylene-polyoxypropylene block copolymer CAS Number: 9003-11-6 Harmonized Tariff Code: 3907.20
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Phenyl Isocyanate
Spectrum ChemicalCAS No.: 103-71-9 UN No.: UN2487 Class: 6.1 (3) Pkg. Group: PG I
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Biological buffer (absorbance: Synonyms: Potassium Phosphate, Dibasic, Trihydrate, Molecular Biology Grade - CAS 16788-57-1 - Calbiochem; K₂HPO₄ Molecular Formula: HK2O4P · 3H2O Molecular Weight: 228.22 Linear Structural Formula: HK2O4P · 3H2O MDL Number: …
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Piperazine, anhydrous, 99%
Thermo Scientific ChemicalsFormula: C4H10N2 Formula weight: 86.14 Purity: 99% CAS Number: 110-85-0 UN Number: UN2579 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2933.59 Hazard Statements: H334-H361-H314-H317 May cause allergy or asthma symptoms or breathing difficulties if inhaled.…