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484016 Sigma-Aldrich

Potassium hydroxide

reagent grade, 90%, flakes

Synonym: Caustic potash

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Properties

Related Categories Acids & Bases, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Bases,
grade   reagent grade
vapor pressure   1 mmHg ( 719 °C)
assay   90%
form   flakes
mp   361 °C(lit.)

Description

Packaging

1 kg in poly bottle

10 kg in fiber drum

Application

In combination with tellurium powder, mediates the quantitative pinacolization of aromatic carbonyl compounds.1

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



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Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Hazard Codes (Europe) 
C
Risk Statements (Europe) 
Safety Statements (Europe) 
26-36/37/39-45
RIDADR 
UN 1813 8 / PGII
WGK Germany 
1
RTECS 
TT2100000

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

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Peer-Reviewed Papers

References

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1. Khan, R.H. et al. Synth. Commun. 27, 2193, (1997)

Kinetic and computational evidence for an intermediate in the hydrolysis of sulfonate esters. Babtie AC, Lima MF, Kirby AJ, et al. Org. Biomol. Chem. 10(40), 8095-101, (2012)

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E versus Z diazeniumdiolation of acetoacetate-derived carbanions. Arulsamy N, Bohle DS, Holman CL, et al. J. Org. Chem. 77(17), 7313-8, (2012)

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Effect of activator on the structure and desulphurization efficiency of sludge-activated carbon. Li F, Yan B, Zhang Y, et al. Environ. Technol. 35(17-20), 2575-81, (2014)

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Adhesive tape technique to enhance potassium hydroxide diagnosis of occult fungal infections. Sahin MT and Maibach HI J. Am. Acad. Dermatol. 70(5), e103, (2014)

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Evaluation of chemical preparation on insect wing shape for geometric morphometrics. Lorenz C and Suesdek L Am. J. Trop. Med. Hyg. 89(5), 928-31, (2013)

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[Influence of pH on synthesis of Acinetobacter calcoaceticus IMV B-7241 biosurfactants]. Pirog TP, Antoniuk SI, Konon AD, et al. Mikrobiol. Z. 75(3), 32-40, (2013)

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Entrapped cell system for decentralized hospital wastewater treatment: inhibitory effect of disinfectants. Siripattanakul-Ratpukdi S Environ. Technol. 33(19-21), 2319-28, (2012)

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Influence of the pore structure and surface chemistry on adsorption of ethylbenzene and xylene isomers by KOH-activated multi-walled carbon nanotubes. Yu F, Wu Y, and Ma J J. Hazard. Mater. 237-238, 102-9, (2012)

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Skin scraping and a potassium hydroxide mount. Kurade SM, Amladi SA, and Miskeen AK Indian J. Dermatol. Venereol. Leprol. 72(3), 238-41, (2006)

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Detection, synthesis and characterization of metabolites of steroid hormones conjugated with cysteine. Fabregat A, Kotronoulas A, Marcos J, et al. Steroids 78(3), 327-36, (2013)

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Anoxia-induced release of colloid- and nanoparticle-bound phosphorus in grassland soils. Henderson R, Kabengi N, Mantripragada N, et al. Environ. Sci. Technol. 46(21), 11727-34, (2012)

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Nitrogen-doped porous carbon nanosheets as low-cost, high-performance anode material for sodium-ion batteries. Wang HG, Wu Z, Meng FL, et al. ChemSusChem 6(1), 56-60, (2013)

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New cost-effective method for conversion of vegetable oil to biodiesel. Pal KD and Prakash A Bioresour. Technol. 121, 13-8, (2012)

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Utilization of oil palm biodiesel solid residue as renewable sources for preparation of granular activated carbon by microwave induced KOH activation. Foo KY and Hameed BH Bioresour. Technol. 130, 696-702, (2013)

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Non-edible babassu oil as a new source for energy production-a feasibility transesterification survey assisted by ultrasound. Paiva EJ, da Silva ML, Barboza JC, et al. Ultrason. Sonochem. 20(3), 833-8, (2013)

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Structural features and antioxidant activity of xylooligosaccharides enzymatically produced from sugarcane bagasse. Bian J, Peng F, Peng XP, et al. Bioresour. Technol. 127, 236-41, (2013)

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Selective adsorption of hemoglobin using polymer-grafted-magnetite nanocellulose composite. Anirudhan TS and Rejeena SR Carbohydr. Polym. 93(2), 518-27, (2013)

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Histo-blood group antigens act as attachment factors of rabbit hemorrhagic disease virus infection in a virus strain-dependent manner. Nyström K PLoS Pathog. 7(8), e1002188, (2011)

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Small-angle water reorientations in KOH doped hexagonal ice and clathrate hydrates. Nelson H, Schildmann S, Nowaczyk A, et al. Phys. Chem. Chem. Phys. 15(17), 6355-67, (2013)

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A systematic study of transfection efficiency and cytotoxicity in HeLa cells using iron oxide nanoparticles prepared with organic and inorganic bases. Calmon MF, de Souza AT, Candido NM, et al. Colloids Surf. B Biointerfaces 100, 177-84, (2012)

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Microwave-assisted one-step extraction-derivatization for rapid analysis of fatty acids profile in herbal medicine by gas chromatography-mass spectrometry. Liu RL, Zhang J, Mou ZL, et al. Analyst 137(21), 5135-43, (2012)

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Structures of (1→6)-β-D-glucans from Bulgaria inquinans (Fries) and their immunological activities. Bi H, Gao T, Liu D, et al. Carbohydr. Polym. 93(2), 547-52, (2013)

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Synthesis of novel quinoline-2-one based chalcones of potential anti-tumor activity. Abonia R, Insuasty D, Castillo J, et al. Eur. J. Med. Chem. 57, 29-40, (2012)

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Strategy for pH control and pH feedback-controlled substrate feeding for high-level production of L-tryptophan by Escherichia coli. Cheng LK, Wang J, Xu QY, et al. World J. Microbiol. Biotechnol. 29(5), 883-90, (2013)

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Decontamination and digestion of infectious animal waste using a tissue dissolver in an animal biosafety level 3 facility. Homer LC, Fisher DJ, Heflin DT, et al. Lab Anim. (NY) 41(11), 327-35, (2012)

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Tube radial distribution of solvents observed in an aqueous ionic liquid mixed solution delivered into a capillary tube. Kawai Y, Murata M, Hashimoto M, et al. Anal. Sci. 28(11), 1029-31, (2012)

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Cutaneous strongyloidiasis: direct finding of worms on skin potassium hydroxide examination. Cabrera H, Hermida M, Griffa E, et al. Br. J. Dermatol. 168(4), 891-2, (2013)

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Isolation of cellulose from rice straw and its conversion into cellulose acetate catalyzed by phosphotungstic acid. Fan G, Wang M, Liao C, et al. Carbohydr. Polym. 94(1), 71-6, (2013)

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Successive alkali extraction and structural characterization of hemicelluloses from sweet sorghum stem. Sun SL, Wen JL, Ma MG, et al. Carbohydr. Polym. 92(2), 2224-31, (2013)

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Determination of the fatty acid profile of neutral lipids, free fatty acids and phospholipids in human plasma. Firl N, Kienberger H, Hauser T, et al. Clin. Chem. Lab Med. 51(4), 799-810, (2013)

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A novel sample preparation method using rapid nonheated saponification method for the determination of cholesterol in emulsified foods. Jeong IS, Kwak BM, Ahn JH, et al. J. Food Sci. 77(10), C1042-6, (2012)

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Changes in the viscoelastic properties of cortical bone by selective degradation of matrix protein. Shirakawa H, Furusawa K, Fukui A, et al. J. Biomech. 46(4), 696-701, (2013)

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A comparison of the contrast stains, Chicago blue, chlorazole black, and Parker ink, for the rapid diagnosis of skin and nail infections. Tambosis E and Lim C Int. J. Dermatol. 51(8), 935-8, (2012)

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Potential of potassium hydroxide pretreatment of switchgrass for fermentable sugar production. Sharma R, Palled V, Sharma-Shivappa RR, et al. Appl. Biochem. Biotechnol. 169(3), 761-72, (2013)

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Subungual hyperkeratosis nail biopsy: a better diagnostic tool for onychomycosis. Nagar R, Nayak CS, Deshpande S, et al. Indian J. Dermatol. Venereol. Leprol. 78(5), 620-4, (2012)

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Carbon dioxide adsorption in chemically activated carbon from sewage sludge. de Andrés JM, Orjales L, Narros A, et al. J. Air Waste Manag. Assoc. 63(5), 557-64, (2013)

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Comparison of 10% potassium hydroxide solution versus cryotherapy in the treatment of molluscum contagiosum: an open randomized clinical trial. Handjani F, Behazin E, and Sadati MS J. Dermatolog. Treat. 25(3), 249-50, (2014)

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Onychomycosis: a simpler in-office technique for sampling specimens. Shemer A, Davidovici B, Grunwald MH, et al. J. Fam. Pract. 61(9), 552-4, (2012)

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Treatment of pediatric molluscum contagiosum with 10% potassium hydroxide solution. Can B, Topaloğlu F, Kavala M, et al. J. Dermatolog. Treat. 25(3), 246-8, (2014)

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Merck 14,7640

Fieser 1,935 / Fieser 2,346 / Fieser 3,238 / Fieser 4,409 / Fieser 5,557 / Fieser 6,486 / Fieser 7,303 / Fieser 8,415 / Fieser 9,387 / Fieser 11,439 / Fieser 12,411 / Fieser 13,258

Aldrich MSDS 1, 1535:C / Corp MSDS 1 (2), 2904:D / RegBook 1 (3), 3363:D / Sax 6, 2277

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