Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

Safety Information

30614

Sigma-Aldrich

Potassium hydroxide

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

Synonym(s):

Caustic potash

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
KOH
CAS Number:
1310-58-3
Molecular Weight:
56.11
EC Number:
215-181-3
MDL number:
MFCD00003553
UNSPSC Code:
12352106
PubChem Substance ID:
24858479

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

Looking for similar products? Visit Product Comparison Guide

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
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H290,H302,H314

Hazard Classifications

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

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Deleterious substance

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

30614-BULK:
30614-5KG-D:
30614-4X5KG-D:
30614-1KG-D:
30614-6X1KG-D:
30614-5KG:4548173254494
30614-6X1KG:4548173254500
30614-4X5KG:4548173254487
30614-1KG:4548173254470

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SZBA3190
SZBA3190V
SZBB1780
SZBB0620
SZBA3570

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service