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PX1480

Supelco

Potassium hydroxide

pellets, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Synonym(s):

Caustic Potash, Caustic potash

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About This Item

Linear Formula:
KOH
CAS Number:
Molecular Weight:
56.11
MDL number:
UNSPSC Code:
12352305
EC Index Number:
215-181-3

vapor pressure

1 mmHg ( 719 °C)

Quality Level

assay

≥85.0%

form

pellets

color

white to off-white

pH

14 (20 °C, 56 g/L in H2O)

mp

361 °C (lit.)

solubility

1130 g/L

anion traces

carbonate (K2CO3): ≤2.0%
chloride (Cl-): ≤0.01%
phosphate (PO43-): ≤5 ppm
sulfate (SO42-): ≤0.003%

cation traces

Ca: ≤0.005%
Fe: ≤0.001%
Mg: ≤0.002%
N: ≤0.001%
Na: ≤0.05%
Ni: ≤0.001%
heavy metals: ≤0.001%

shipped in

ambient

storage temp.

room temp

SMILES string

[OH-].[K+]

InChI

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

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M

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Analysis Note

Assay: 85.0% min
Calcium (Ca): 0.005% max
Chloride (Cl): 0.01% max
Color: White to off-white
Form: Pellets
Heavy Metals (by ICP-OES): 0.001% max
Iron (Fe): 0.001% max
Magnesium (Mg): 0.002% max
Nickel (Ni): 0.001% max
Nitrogen compounds (as N): 0.001% max
Phosphate (PO4): 5ppm max
Potassium carbonate (K2CO3): 2.0% max
Sodium (Na): 0.05% max
Sulfate (SO4): 0.003% max

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

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

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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