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Tetramethylammonium hydroxide (TMAH or TMAOH) is a quaternary ammonium salt with the molecular formula N(CH3)4+ OH−.
T 1478 (OTTO) Tetramethylammonium hydroxide 1M solution in methanol Cas 75-59-2 - used for computer silicon wafer surface brighteners and as a cleaning agent. It is also involved in the purification of some metallic elements.
WGK Germany 3
Certificate Of Analysis
(For eg. B 1615-0108)
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Sodium hydroxide 4 Mol/L (4N) solution
Cleanop Ma 03 Phosphate Free (Ph 11.6-12)
NA
Barium (Ba) ICP standard solution 1 gm/L in diluted HNO3 traceable to NIST
345-83-5
4-Fluoro benzophenone, puriss, 99%
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