Reagents, P, 500 g, MilliporeSigma
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Potassium ethyl xanthogenate, 0.96
MilliporeSigmaSynonyms: O-Ethylxanthic acid potassium salt; KEX; Potassium O-ethyl dithiocarbonate; Potassium xanthogenate CAS Number: 140-89-6 Formula: C3H5KOS2 Formula Weight: 160.3 Linear Formula: C2H5OCSSK MDL No.: MFCD00004931 Purity: 0.96 Melting Point: 210 C (dec.) (lit.) Beilstein…
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Potassium chloride, ACS reagent, 99.0-100.5%
MilliporeSigmaFormula: KCl Formula Weight: 74.55 CAS No.: 7447-40-7 Purity: 99.0-100.5% Density: 1.98 g/mL at 25 °C(lit.) Application: May be used for the preparation of phosphate buffered saline, and for the extraction and solubilization of proteins. Packaging: 1,…
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Potassium persulfate, ACS reagent, =99.0%
MilliporeSigmaSynonyms: Potassium peroxodisulfate Formula: K2S2O8 Formula Weight: 270.32 CAS No.: 7727-21-1 Purity: ≥99.0% Packaging: 100, 500 g in poly bottle Packaging: 5 g in glass bottle
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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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Peptone, mycological No. 2 suitable for microbiology
MilliporeSigmaSynonyms: Mycological Peptone No. 2 Purity: >=1.5% amino-nitrogen basis; >=12% total nitrogen (N) basis Application: A miture of peptones with high carbohydrate content suiteable for exellent growth of yeasts and molds.
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Phosphorus, red >=97.0%
MilliporeSigmaRed phosphorus is the most common allotrope of phosphorus. It exists in an amorphous form and found to be more stable than white phosphorus. It is used in organic synthesis and chemical warfare including igniters, incendiaries, screening smoke ammunition and smoke signal. Red phosphorus is also…
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ALDRICH Pentaerythritol triacrylate, technical grade
MilliporeSigmaSynonym(s): PETA Empirical Formula: C14H18O7 Linear Formula: (H2C=CHCO2CH2)3CCH2OH Formula Weight: 298.29 MDL Number: MFCD00009607 Density: 1.18 g/mL at 25 °C(lit.) …
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Potassium phosphate tribasic, reagent grade, =98%
MilliporeSigmaSynonyms: Tripotassium phosphate Formula: K3PO4 Formula Weight: 212.27 CAS No.: 7778-53-2 Purity: ≥98% Density: 2.564 g/mL at 25 °C(lit.) Packaging: 1 kg in poly bottle Packaging: 10 kg in poly drum Packaging: 25, 500 g in poly bottle
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SIAL Phenolphthalein
MilliporeSigmaACS reagent Synonym(s): 3,3-Bis(4-hydroxyphenyl)-1(3 H )-isobenzofuranone Amino Acid Sequence: Empirical Formula: C20H14O4 Formula Weight: 318.32 Linear Formula: C20H14O4 MDL Number: MFCD00005913 Purity: …
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SIAL Potassium chlorate
MilliporeSigmaACS reagent, ≥99.0% Empirical Formula: ClKO3 Formula Weight: 122.55 Linear Formula: KClO3 MDL Number: MFCD00011361 Purity: ≥99.0% Melting Point: 356 °C(lit.) RTECS No.: FO0350000 RIDADR: UN 1485 5.1 / PGII
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Synonyms: 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%
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Synonym(s): 1,3-Benzenediamine; 1,3-Diaminobenzene; 1,3-Phenylenediamine; MPDA Formula: C6H4-1,3-(NH2)2 Formula Weight: 108.14 CAS No.: 108-45-2 UN Number: UN1673 Purity: ≥99% Other Notes: May darken in storage Legal…
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Potassium disulfate, ReagentPlus(R), 99%
MilliporeSigmaSynonyms: Potassium pyrosulfate CAS Number: 7790-62-7 Formula: K2S2O7 Formula Weight: 254.32 Linear Formula: K2S2O7 MDL No.: MFCD00011385 Purity: 0.99 Density: 2.28 g/mL at 25 C(lit.) EC Number: 232-216-8 UNSPSC Code: 12352302
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GR ACS Potassium Phosphate, Dibasic
MilliporeSigmaFormula: K2HPO4 Formula Weight: 174.18 CAS Number: 04/11/7758 Synonym(s): Potassium Hydrogen Phosphate
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ALDRICH 1-Phenylethanol, 98%
MilliporeSigmaSynonym(s): (±)-1-Phenylethanol; (±)-α-Methylbenzyl alcohol; Methyl phenyl carbinol; Styrallyl alcohol; Styrene alcohol Formula: C6H5CH(OH)CH3 Formula Weight: 122.16 CAS No.: 98-85-1 UN Number: UN2937 Purity: 98% Density: …
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Potassium phthalate monobasic, puriss. p.a., =99.5% (T)
MilliporeSigmaSynonyms: KHP; Phthalic acid monopotassium salt; Potassium biphthalate; Potassium hydrogen phthalate Formula: HOOCC6H4COOK Formula Weight: 204.22 CAS No.: 877-24-7 Purity: ≥99.5% (T)
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Synonym(s): PMMA; Poly(methacrylic acid methyl ester) Linear Formula: [CH2C(CH3)(CO2CH3)]n MDL Number: MFCD00134349
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Synonym(s): Pancreatin from hog pancreas MDL Number: MFCD00131789 Storage: −20°C
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Synonym(s): Methoxy poly(ethylene glycol); Polyethylene glycol monomethyl ether; mPEG Linear Formula: CH3(OCH2CH2)nOH MDL Number: MFCD00084416
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Synonym(s): Polyethylene glycol compound Linear Formula: [C15H16O2-+C3H5ClO-+(C2H4O)n-+H2O]x MDL Number: MFCD00081839
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Potassium sodium tartrate tetrahydrate, ReagentPlus®, =99%
MilliporeSigmaSynonyms: L(+)-Tartaric acid potassium Sodium salt; Rochelle salt; Seignette salt Formula: KOCOCH(OH)CH(OH)COONa · 4H2O Formula Weight: 282.22 CAS No.: 6381-59-5 Purity: ≥99% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC …
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GR ACS Potassium Hydrogen Phthalate
MilliporeSigmaSynonyms: Potassium Hydrogen Phthalate; Potassium Biphthalate, Potassium Acid Phthalate Molecular Formula: C8H5KO4 Molecular Weight: 204.22 Linear Structural Formula: C8H5KO4 MDL Number: MFCD00013070 Purity: 99.95-100.05% dry basis Melting Point: 295-300 C…
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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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Potassium acetate, ReagentPlus®, =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.) Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1, 2.5 kg in poly bottle Packaging: 500 g in poly bottle
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SIAL Potassium hydroxide
MilliporeSigmasemiconductor grade, pellets, 99.99% trace metals basis (Purity excludes sodium content.) Synonym(s): Caustic potash Empirical Formula: HKO Formula Weight: 56.11 Linear Formula: KOH MDL Number: MFCD00003553 Purity: 99.99% trace metals basis (Purity excludes sodium content.) …
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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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Synonyms: KHP; Phthalic acid monopotassium salt; Potassium biphthalate; Potassium hydrogen phthalate Formula: HOOCC6H4COOK Formula Weight: 204.22 CAS No.: 877-24-7 Purity: 99.95-100.05% dry basis Packaging: 1 kg in poly bottle …
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Synonyms: Peptone from casein (Tryptone); Fermtech base materials for biotechnology Purity: 12.0-14.0% amino-nitrogen basis (purity)
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