Nadsernokislyj Ammonij Gost May 2026
Typically ranges between 3.0 and 5.0 for a 5% or 50g/L solution.
A white crystalline powder that is highly soluble in water. nadsernokislyj ammonij gost
The standard limits the mass fractions of water-insoluble substances, residue after ignition, heavy metals, and manganese. Typically ranges between 3
The quality of the reagent is categorized into different grades (e.g., "pure for analysis" or "ch.d.a.") with specific physicochemical requirements: residue after ignition