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1.05029

Potassium hydroxide

Name: Potassium hydroxide
Brand: MM

pellets for analysis (max. 0.05% Na) EMSURE^® ACS,Reag. Ph Eur

동의어(들):

Potash caustic, Caustic potash

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제품정보 (DICE 배송 시 비용 별도)

Linear Formula:

KOH

CAS 번호:

1310-58-3

Molecular Weight:

56.11

NACRES:

NA.21

EC Index Number:

215-181-3

UNSPSC Code:

12352305

MDL number:

MFCD00003553

Assay:

85.0-100.5% KOH basis

Grade:

ACS reagent

Form:

solid

Solubility:

water: soluble

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도움 문의

속성

grade

ACS reagent

Quality Level

300

agency

reag. Ph. Eur.

vapor pressure

1 mmHg ( 719 °C)

product line

EMSURE^®

assay

85.0-100.5% KOH basis

form

solid

potency

333 mg/kg LD₅₀, oral (Rat)

pH

14 (20 °C, 56 g/L in H₂O)

mp

361 °C (lit.)

solubility

water: soluble

anion traces

carbonate (K₂CO₃): ≤1.0%, chloride (Cl^-): ≤0.01%, phosphate (PO₄^3-): ≤0.0005%, silicate (as SiO₂): ≤0.005%, sulfate (SO₄^2-): ≤0.0005%

cation traces

Al: ≤0.001%, Ca: ≤0.001%, Fe: ≤0.0005%, Mg: ≤0.002%, N: ≤0.002%, Na: ≤0.05%, Ni: ≤0.0005%, heavy metals (as Ag): ≤0.0005%, heavy metals (as Pb): ≤0.0005%

storage temp.

2-30°C

SMILES string

[OH-].[K+]

InChI

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

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M

설명

Application

Investigating chemical pre-treatment methods: Valorization of wheat straw to enhance polyhydroxyalkanoate (PHA) production with novel isolate Bacillus paranthracis RSKS-3.: This study highlights the use of potassium hydroxide in the chemical pre-treatment of wheat straw to optimize the production of polyhydroxyalkanoates, providing insights into sustainable biopolymer synthesis (Sachan RSK et al., 2024).

Structure-property relationships in dicyanopyrazinoquinoxalines and their hydrogen-bonding-capable dihydropyrazinoquinoxalinedione derivatives.: Research explores the impact of potassium hydroxide in synthesizing new organic compounds, showcasing its role in advancing material science and analytical methods (Akhmedov TN et al., 2024).

A state-of-the-art review of the physical and durability characteristics and microstructure behavior of ultra-high-performance geopolymer concrete.: Reviews the pivotal role of potassium hydroxide in modifying the microstructure and enhancing the durability of geopolymer concretes, contributing to advances in construction materials (Hakeem IY et al., 2024).

Analysis Note

Assay (KOH): 85.0 - 100.5 %
Assay (total alkalinity calc. as KOH): 85.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Carbonate (KCO): ≤ 1.0 %
Chloride (Cl): ≤ 0.01 %
Phosphate (PO): ≤ 0.0005 %
Silicate (SiO): ≤ 0.005 %
Sulfate (SO): ≤ 0.0005 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Ag): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.001 %
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.002 %
Na (Sodium): ≤ 0.05 %
Ni (Nickel): ≤ 0.0005 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

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pictograms

GHS05,GHS07

signalword

Danger

pcodes

P234 - P260 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338

Hazard Classifications

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

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c