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MilliporeSigma

30614

Sigma-Aldrich

Hidróxido de potasio

puriss. p.a., ACS reagent, reag. ISO, ≥85%, ≤0.002% Na, pellets

Sinónimos:

Potasa cáustica

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About This Item

Fórmula lineal:
KOH
Número de CAS:
Peso molecular:
56.11
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:

grade

ACS reagent
puriss. p.a.

agency

reag. ISO

vapor pressure

1 mmHg ( 719 °C)

assay

≥85%

form

pellets

impurities

≤0.0003% total nitrogen (N)
≤0.002% Na
≤1% K2CO3

mp

361 °C (lit.)

anion traces

chloride (Cl-): ≤5 mg/kg
phosphate (PO43-): ≤5 mg/kg
silicate (as SiO2): ≤20 mg/kg
sulfate (SO42-): ≤5 mg/kg

cation traces

Al: ≤2 mg/kg
Ca: ≤5 mg/kg
Cd: ≤0.1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤5 mg/kg
Mn: ≤0.5 mg/kg
Na: ≤20 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Zn: ≤1 mg/kg

SMILES string

[OH-].[K+]

InChI

1S/K.H2O/h;1H2/q+1;/p-1

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class

8A - Combustible corrosive hazardous materials

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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Rui-Lin Liu et al.
The Analyst, 137(21), 5135-5143 (2012-09-13)
A rapid and practical microwave-assisted one-step extraction-derivatization (MAED) method was developed for gas chromatography-mass spectrometry analysis of fatty acids profile in herbal medicine. Several critical experimental parameters for MAED, including reaction temperature, microwave power and the amount of derivatization reagent
In-Seek Jeong et al.
Journal of food science, 77(10), C1042-C1046 (2012-09-18)
In this study, nonheated saponification was employed as a novel, rapid, and easy sample preparation method for the determination of cholesterol in emulsified foods. Cholesterol content was analyzed using gas chromatography with a flame ionization detector (GC-FID). The cholesterol extraction
Lesley C Homer et al.
Lab animal, 41(11), 327-335 (2012-10-20)
Alkaline hydrolysis-based tissue dissolvers (TDs) are commercially available tools for the digestion and decontamination of infectious animal waste. The authors carried out a series of experiments to verify whether the TD in their facility completely digested animal carcasses and inactivated
Rajat Sharma et al.
Applied biochemistry and biotechnology, 169(3), 761-772 (2013-01-01)
Chemical pretreatment of lignocellulosic biomass has been extensively investigated for sugar generation and subsequent fuel production. Alkaline pretreatment has emerged as one of the popular chemical pretreatment methods, but most attempts thus far have utilized NaOH for the pretreatment process.
Evanthia Tambosis et al.
International journal of dermatology, 51(8), 935-938 (2012-07-14)
The cheapest, most rapid method for the diagnosis of mycotic skin and nail infections is direct examination of samples using a KOH preparation. The standard KOH wet mount lacks a color contrast. Various contrast dyes are available. Parker ink is

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