Potassium hydroxide 45%, Low-Metal (LM) grade
Supplier: TRANSENE PC
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Danger
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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 |
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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