Projekta Nr.ISO 6636-1:1986
Nosaukums<p>The method consists in ashing of a test portion in a muffle furnace at 525+25 C, treating the ash obtained with hydrochloric acid, neutralizing with ammonia solution and determing of the value using an ammonia/ammonium chloride electrolyte. Copper, tin, lead and cadmium do not interfere.</p>
Reģistrācijas numurs (WIID)13054
Darbības sfēra<p>The method consists in ashing of a test portion in a muffle furnace at 525+25 C, treating the ash obtained with hydrochloric acid, neutralizing with ammonia solution and determing of the value using an ammonia/ammonium chloride electrolyte. Copper, tin, lead and cadmium do not interfere.</p>
StatussStandarts spēkā
ICS grupa67.080.01