Potassium hydroxide 45%, Low-Metal (LM) grade

Supplier: TRANSENE PC
Danger

Synonyms: Potash caustic, Caustic potash

KOHSEMI45-QT KOHSEMI45-GAL
76541-070EA 24 USD
76541-070 76541-082
Potassium hydroxide 45%, Low-Metal (LM) grade
Potassium hydroxide

Transene Potassium Hydroxide 45% (KOH 45%) is a high purity solution suitable for demanding semiconductor and electronics process applications including stripping, cleaning, and etching.

Formula: KOH
MW: 56.11 g/mol
Boiling Pt: 100 °C
Melting Pt: 0 °C
Density: 1.5 g/cc
MDL Number: MFCD00003553
CAS Number: 1310-58-3
UN: 1814
ADR: 8,II

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Specification Test Results

Assay (KOH) 45.0-46.5 %
Color (APHA) 10 APHA
Appearance Pass Test
Density at 25 oC 1.45-1.47 g/ml
Identification Pass Test
Insoluble Matter 20 ppm max.
Potassium Carbonate (K2CO3) 0.1 % max.
Ammonium Hydroxide Precipitate 20 ppm max.
Chloride 30 ppm max.
Nitrogen Compounds (as N) 20 ppm max.
Phosphate (PO4) 1 ppm max.
Sulfate (SO4) 5 ppm max.
Aluminum (Al) 2 ppm max.
Chromium (Cr) 5 ppm max.
Copper (Cu) 0.05 ppm max.
Heavy Metals (as Ag) 3 ppm max.
Iron (Fe) 1 ppm max.
Lead (Pb) 2 ppm max.
Mercury (Hg) 0.1 ppm max.
Nickel (Ni) 1 ppm max.
Sodium (Na) 100 ppm max.
Zinc (Zn) 2 ppm max.

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