Tartrat de sodiu potasiu, pentru analizä Reactiv Nessler Acid sulfuric 95-97%, sticle de 1 litru Permanganat de potasiu, 0, 1 N Acid oxalic, 0, 1 N LCK 332, 0,05 - 2 mg/l - surfactant anionic -(detergen!i LCK 350, 2 - 20 mg/l - fosfat LCK 314, 15 - 150 mg/l CC0Cr LCK 339, - 60 mg/l nitrat LCK 341, 0,05 - 2 mg/l nitrit LCK 238, 5 - 40 mg/l azot total Test fier Merck cod nr. 50-81-7 Test sulfide 0,02 - O,25mg/l, cod 14416.000...
Tartrat de sodiu potasiu, pentru analizä Reactiv Nessler Acid sulfuric 95-97%, sticle de 1 litru Permanganat de potasiu, 0, 1 N Acid oxalic, 0, 1 N LCK 332, 0,05 - 2 mg/l - surfactant anionic -(detergen!i LCK 350, 2 - 20 mg/l - fosfat LCK 314, 15 - 150 mg/l CC0Cr LCK 339, - 60 mg/l nitrat LCK 341, 0,05 - 2 mg/l nitrit LCK 238, 5 - 40 mg/l azot total Test fier Merck cod nr. 50-81-7 Test sulfide 0,02 - O,25mg/l, cod 14416.0001 Merk