Nickel Sulfamate Bath Analysis: Useful, Practical Answer

Summary for nickel sulfamate bath analysis Discussion

Sulfur and sulfamate analysis in a nickel sulfamate bath is the focus of this short exchange. Eric Clark asked for the best, or any, way to analyze sulfur and sulfamate in the bath. Tom Pullizzi replied that there is no useful test for sulfur in this context. For sulfamate, he said sulphamic acid can be reacted with sodium nitrite and potassium permanganate, implying a chemical approach for that component rather than a direct sulfur test. The thread is brief and does not include further discussion or conflicting opinions, so the practical takeaway is limited: sulfur is not readily testable by a useful method here, while sulfamate can be addressed through a specific reaction-based analysis.