Potassium hydroxide 45%, LM grade

Supplier: Transene

Corrosive Warning

Danger

Synonyms: Potash caustic, Potassium hydrate, Caustic potash

KOHSEMI45-QT KOHSEMI45-GAL

76541-070EA 24 USD

76541-070 76541-082

Potassium hydroxide 45%, 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: 1320
Melting Pt: 360
Density: 1.5 g/cc

MDL Number: MFCD00003553
CAS Number: 1310-58-3
UN: 1814
ADR: 8 II
Merck Index: 12,07806

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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