1.05012
Potassium hydroxide
pellets EMPLURA®
Synonym(s):
Potash caustic, Caustic potash
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About This Item
Linear Formula:
KOH
CAS Number:
Molecular Weight:
56.11
NACRES:
NA.21
EC Index Number:
215-181-3
UNSPSC Code:
12352305
MDL number:
Assay:
≥84.0% KOH basis (acidimetric)
Grade:
reagent grade
Form:
solid
Solubility:
water: complete
Quality Segment
grade
reagent grade
vapor pressure
1 mmHg ( 719 °C)
product line
EMPLURA®
assay
≥84.0% KOH basis (acidimetric)
form
solid
potency
333 mg/kg LD50, oral (Rat)
pH
14 (20 °C, 56 g/L in H2O)
mp
361 °C (lit.)
solubility
water: complete
anion traces
carbonate (K2CO3): ≤2.0%, chloride (Cl-): ≤0.01%, sulfate (SO42-): ≤0.01%
cation traces
Al: ≤0.002%, Fe: ≤0.002%, heavy metals (as Pb): ≤0.002%
storage temp.
2-30°C
InChI
1S/K.H2O/h;1H2/q+1;/p-1
InChI key
KWYUFKZDYYNOTN-UHFFFAOYSA-M
Application
- Transformation of hard pollen into soft matter.: This study demonstrates the transformation of hard pollen into soft matter using potassium hydroxide treatment, providing insights into new materials′ potential applications in soft robotics and other fields (Fan et al., 2020).
- Radiation induced oxidation of [(18)F]fluorothia fatty acids under cGMP manufacturing conditions.: The research highlights the role of potassium hydroxide in the oxidation process of radiolabeled fatty acids, which is critical for producing radiopharmaceuticals used in medical imaging (Pandey et al., 2020).
- Molecular epidemiology of otomycosis in Isfahan revealed a large diversity in causative agents.: This study utilized potassium hydroxide preparations to identify fungal pathogens in otomycosis, showcasing its importance in clinical diagnostics and microbiological studies (Aboutalebian et al., 2019).
Analysis Note
Assay (acidimetric, KOH): ≥ 84.0 %
Carbonate (as K₂CO₃): ≤ 2.0 %
Chloride (Cl): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.002 %
Al (Aluminium): ≤ 0.002 %
Fe (Iron): ≤ 0.002 %
Carbonate (as K₂CO₃): ≤ 2.0 %
Chloride (Cl): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.002 %
Al (Aluminium): ≤ 0.002 %
Fe (Iron): ≤ 0.002 %
Legal Information
EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
Storage Class
8A - Combustible, corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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