Reagents, P, 100 g
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Pyrrole-2-carboxaldehyde, 99%
Thermo Scientific ChemicalsFormula: C5H5NO Formula weight: 95.10 Purity: 99% CAS Number: 1003-29-8 Harmonized Tariff Code: 2933.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Paraformaldehyde, powder, 95%
MilliporeSigmaSynonyms: Polyoxymethylene Formula: HO(CH2O)nH Formula Weight: 30.03 (as monomer) CAS No.: 30525-89-4 Purity: 95% Density: 0.88 g/mL at 25 °C(lit.) Packaging: 100, 500 g in poly bottle Packaging: 3 kg in poly drum Packaging: 5 g in glass bottle
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IPTG (Isopropyl-beta-D-thiogalacto pyraniside, 99+%)
Soltec Bio ScienceIsopropyl-beta-D-Thiogalactopyranoside is an inducer of beta-galactosidase used to promote the expression of proteins in cells controlled by the lac operator system. When using blue/white screening, 0.1 mM final IPTG concentration in LB (Luria Broth) media is recommended.…
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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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Polyvinylpyrrolidone, M.W. 40,000
Thermo Scientific ChemicalsSynonym(s): PVP, Povidone Formula: (C6H9NO) n CAS Number: 9003-39-8 Harmonized Tariff Code: 3905.99
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ALDRICH 1-(2-Aminoethyl)piperazine, 99%
MilliporeSigmaSynonym(s): 2-Piperazinoethylamine Formula: C6H15N3 Formula Weight: 129.20 CAS No.: 140-31-8 UN Number: UN2815 Purity: 99% Density: 0.985g/mLat 25°C(lit.) Application: Utilized in a variety of reactions for studying corrosion inhibition,…
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Synonyms: Dipotassium hydrogen phosphate Grade: ACS reagent Purity Limit: ≥ 98.0% (Titration) CAS No.: 7758-11-4 Molecular Formula: K2HPO4 Molecular Weight: 174.18 MDL No.: MFCD00011383 Appearance: White crystalline powder Comments: Buffer solutions. Storage…
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Synonyms: Monopotassium phosphatePotassium dihydrogen phosphate Grade: ACS reagent Purity Limit: ≥ 99.0% (Titration) CAS No.: 7778-77-0 Molecular Formula: KH2PO4 Molecular Weight: 136.09 MDL No.: MFCD00011401 Appearance: White crystalline powder Comments: Buffer…
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Perfluoroheptanes, mixed isomers, 98%
Thermo Scientific ChemicalsFormula: C7F16 Formula weight: 388.05 Purity: 98% CAS Number: 335-57-9 Harmonized Tariff Code: 2903.39
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Potassium phosphate dibasic trihydrate, ReagentPlus®, =99.0%
MilliporeSigmaSynonyms: Dipotassium hydrogen phosphate trihydrate; Dipotassium phosphate; di-Potassium hydrogen phosphate trihydrate Formula: K2HPO4 · 3H2O Formula Weight: 228.22 CAS No.: 16788-57-1 Purity: ≥99.0% Legal Information: ReagentPlus is a…
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Perfluorohexanes, 98+%
Thermo Scientific ChemicalsSynonym(s): Tetradecafluorohexanes Formula: C6F14 Formula weight: 338.04 Purity: 98+% CAS Number: 355-42-0 Harmonized Tariff Code: 2903.39 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary…
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Piperonylic acid, 98+%
Thermo Scientific ChemicalsSynonym(s): 1-3-Benzodioxole-5-carboxylic acid, 3,4-(Methylenedioxy)benzoic acid Formula: C8H6O4 Formula weight: 166.13 Purity: 98+% CAS Number: 94-53-1 Harmonized Tariff Code: 2932.99 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…
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Synonyms: Caustic potash CAS Number: 1310-58-3 Formula: HKO Formula Weight: 56.11 Linear Formula: KOH MDL No.: MFCD00003553 Purity: 99.99% trace metals basis (Purity excludes sodium content.) Melting Point: 361 C (lit.) EC Number: 215-181-3 UNSPSC Code: 12352106 …
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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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Synonym(s): Pancreatin from hog pancreas MDL Number: MFCD00131789 Storage: −20°C
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SIGMA Progesterone >=99%
MilliporeSigmaSynonym(s): 4-Pregnene-3,20-dione Empirical Formula: C21H30O2 Linear Formula: C21H30O2 Formula Weight: 314.46 MDL Number: MFCD00003658 Purity: ≥99% Melting Point: 128-132 °C(lit.) Beilstein Registry…
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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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SIGMA Potassium cyanide BioUltra, >=98.0% (AT)
MilliporeSigmaEmpirical Formula: CKN Linear Formula: KCN Formula Weight: 65.12 MDL Number: MFCD00011397 Purity: ≥98.0% (AT) Melting Point: 634 °C(lit.) Beilstein Registry Number: 3593645
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Potassium periodate, ACS, 99.8%-100.3%
Thermo Scientific ChemicalsSynonym(s): Potassium metaperiodate Formula: KIO4 Formula weight: 230.00 Purity: 99.8%-100.3% 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;…
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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 Potassium iodide BioUltra, >=99.5% (AT)
MilliporeSigmaEmpirical Formula: IK Linear Formula: KI Formula Weight: 166.00 MDL Number: MFCD00011405 Purity: ≥99.5% (AT) Melting Point: 681 °C(lit.)
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1H-Pyrazole-3,5-dicarboxylic acid monohydrate, 98%
Thermo Scientific ChemicalsFormula: C5H4N2O4 H2O Formula weight: 174.11 (156.09anhy) Purity: 98% CAS Number: 303180-11-2 Harmonized Tariff Code: 2933.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Molecular Formula: ClKO3 Molecular Weight: 122.55 Linear Structural Formula: KClO3 MDL Number: MFCD00011361 Purity: >=99% Melting Point: 356 C (lit.) Legal Information: Redi-Dri is a trademark of Sigma-Aldrich Co. LLC
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1-Phenylsemicarbazide, 99%
Thermo Scientific ChemicalsSynonym(s): 1-Carbamoyl-2-phenylhydrazine, 2-Phenylhydrazinecarboxamide Formula: C6H5NHNHCONH2 Formula weight: 151.17 Purity: 99% CAS Number: 103-03-7 Harmonized Tariff Code: 2928.00 Hazard Statements: H351-H315-H319-H335 Suspected of causing cancer. Causes skin irritation.…
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L-Phenylalanine, reagent grade, =98%
MilliporeSigmaSynonyms: ( S )-2-Amino-3-phenylpropionic acid Formula: C6H5CH2CH(NH2)CO2H Formula Weight: 165.19 CAS No.: 63-91-2 Purity: ≥98% Packaging: 1 kg in poly bottle Packaging: 100, 500 g in poly bottle
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CAS No.: 73049-73-7 Other Notes: Enzymatic hydrolysate
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Synonym(s): Papainase MDL Number: MFCD00131791 Storage: 2-8°C
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Potassium iodide
bioWORLDA simple iodide salt utilized as a fluorescence quenching agent An inorganic compound used medicinally in tablets. A precursor to silver iodide in photography. A component in some disinfectants and hair treatment chemicals. Used as a nutritional supplement in animal feeds and…