Reagents, P, 500 g
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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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Potassium tetraborate tetrahydrate, 99%
Thermo Scientific ChemicalsSynonym(s): Potassium borate (tetra) Formula: K2B4O7 4H2O Formula weight: 305.51 (233.44anhy) Purity: 99% CAS Number: 12045-78-2 Harmonized Tariff Code: 2840.20 Hazard Statements: H360 May damage fertility or the unborn child. Precautionary Statements: P201-P308+P313 Obtain…
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Potassium Phosphate, Monobasic, Reagent, A.C.S.
Electron Microscopy SciencesFormula: KH2PO4 Formula Weight: 136.09 CAS #: 7778-77-0
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Potassium permanganate, low in mercury, ACS, 99.0% min
Thermo Scientific ChemicalsFormula: KMnO4 Formula weight: 158.03 Purity: 99.0% min 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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Plate Count Agar, Granulated
MilliporeSigmaMainly used to determine the total microbial count of milk, dairy products, water and other materials. Synonym(s): Casein-peptone Dextrose Yeast Agar, Standard Methods Agar Typical Composition (g/L): Peptone from casein 5.0; yeast extract 2.5; D(+)glucose 1.0; agar-agar 14.0 Preparation: 22.5g/L
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ALDRICH Polycaprolactone, average Mn 80,000
MilliporeSigmaSynonym(s): 2-Oxepanone homopolymer; 6-Caprolactone polymer Linear Formula: (C6H10O2)n Melting Point: 60 °C(lit.) Density: 1.145 g/mL at 25 °C
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SIAL Potassium hydroxide
Honeywell Research Chemicalspuriss. p.a., Reag. Ph. Eur., ≥85%, pellets Synonym(s): Caustic potash Empirical Formula: HKO Formula Weight: 56.11 Linear Formula: KOH MDL Number: MFCD00003553 Purity: ≥85% Melting Point: 361 °C(lit.) RTECS No.: TT2100000 RIDADR: UN 1813 8 / PGII
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Molecular Formula: ClK Molecular Weight: 74.55 Linear Structural Formula: KCl MDL Number: MFCD00011360 Purity: >=99% Melting Point: 770 C (lit.) Density: 1.98 g/mL at 25 C (lit.) Application: May be used for the preparation of phosphate buffered…
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CAS Number: 584-08-7 Linear Formula: K2CO3 Molecular Weight: 138.21 Beilstein Registry Number: 4267587 EC Number: 209-529-3 MDL Number: MFCD00011382 Packaging 1 kg in poly bottle; 2.5 kg in poly drum Legal Information …
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GR ACS Potassium Iodide, Granular
MilliporeSigmaMolecular Formula: IK Molecular Weight: 166.0 Linear Structural Formula: KI MDL Number: MFCD00011405 Purity: >=99.0% Melting Point: 681 C (lit.) Application: granular, Meets ACS Specifications GR ACS
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Potassium hexacyanoferrate(III), ACS reagent, =99.0%
MilliporeSigmaSynonyms: Potassium ferricyanide; Red prussiate Formula: K3Fe(CN)6 Formula Weight: 329.24 CAS No.: 13746-66-2 Purity: ≥99.0% Supplemental Hazard Statements: Contact with acids liberates very toxic gas. Packaging: 100, 500 g in poly…
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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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Synonym(s): Potassium biborate Empirical Formula: B4K2O7 -+ 4H2O Linear Formula: K2B4O7 -+ 4H2O Formula Weight: 305.50 MDL Number: MFCD00149924 Purity: ≥99.5%
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Phenylacetylene, 98+%
Thermo Scientific ChemicalsSynonym(s): Ethynylbenzene Formula: C8H6 Formula weight: 102.14 Purity: 98+% CAS Number: 536-74-3 UN Number: UN3295 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2902.90 Hazard Statements: H304-H226-H319-H335 May be fatal if swallowed and enters airways.…
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PEG 8000 (Polyethylene Glycol)
Bio Basic Inc.The Bio Basic Inc. PEG 8000 (polyethylene glycol) is suitable for laboratory and research use. It is used for pharmaceutical applications. Application: For Laboratory Research Only
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PVP (Polyvinylpyrrolidone)
G-BiosciencesPhenolics bind to proteins through hydrogen bonds immediately after plant cells are lysed. Thus it is important to use phenolic inhibitors. PVP is a soluble substance and can be found in a variety of molecular weights. Smaller molecular weights can bind to proteins, so it is recommended…
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Phosphorus pentoxide, powder, ACS reagent, >=98.0%
MilliporeSigmaSynonyms: Phosphoric anhydride; Phosphorus(V) oxide CAS Number: 1314-56-3 Formula: O5P2 Formula Weight: 141.94 Linear Formula: P2O5 Purity: >=98.0% Melting Point: 340 C (lit.) Density: 2.3 g/mL at 25 C(lit.) EC Number: 215-236-1 UNSPSC Code: 12352300 General…
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Pyruvic aldehyde, 35-45% w/w aq. soln
Thermo Scientific ChemicalsSynonym(s): Methylglyoxal, Pyruvaldehyde Formula: C3H4O2 Formula weight: 72.06 CAS Number: 78-98-8 Harmonized Tariff Code: 2914.40 Hazard Statements: H301-H341-H315-H319-H335 Toxic if swallowed. Suspected of causing genetic defects. Causes skin irritation. Causes serious eye…
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ALDRICH Phenylphosphonic acid, 98%
MilliporeSigmaEmpirical Formula: C6H7O3P Linear Formula: C6H5P(O)(OH)2 Formula Weight: 158.09 MDL Number: MFCD00002136 Purity: 98% Melting Point: 162-164 °C(lit.) Beilstein Registry Number: 2245168
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SIGMA Pyrogallol, =98% (HPLC)
MilliporeSigmaSynonyms: 1,2,3-Trihydroxybenzene Formula: C6H3(OH)3 Formula Weight: 126.11 CAS No.: 87-66-1 Purity: ≥98% (HPLC) Quality: May contain black specks.
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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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Potassium hydrogen phthalate, BioXtra, =99.95%
MilliporeSigmaSynonyms: Potassium phthalate monobasic; KHP; Phthalic acid monopotassium salt; Potassium biphthalate; Potassium hydrogen phthalate Formula: HOOCC6H4COOK Formula Weight: 204.22 CAS No.: 877-24-7 Purity: ≥99.95% Packaging: 100, 500 g in poly bottle
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GR ACS Potassium Iodide, Crystals
MilliporeSigmaFormula: KI Formula Weight: 166.00 CAS Number: 7681-11-0
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Proteose-Peptone
MilliporeSigmafor microbiology Synonym(s): Peptone from bovine meat; Peptone Proteose
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Perfluoro(decahydronaphthalene), cis + trans, 95%
Thermo Scientific ChemicalsSynonym(s): Octadecafluoro(decahydronaphthalene), Octadecafluorodecalin Formula: C10F18 Formula weight: 462.10 Purity: 95% CAS Number: 306-94-5 Harmonized Tariff Code: 2903.89