1 Sigma 108804-50G 1-Alil-2-tiouree, p.a. 50 g 1 145.60 2 Sigma 33626-100G 4-Amino benzene sulfonamide 100g 1 250.25 3 chimreactiv 00000073 Amoniac 25%, p.a. 1 litru 2 11.88 4 Sigma D4130-5G Difenilamina sulfonat de bariu,p.a. 5 g 1 301.60 5 Honeywell 30315-500G Iodura de potasiu, p.a. 500 g 1 132.41 6 Sigma 317810-50G Sarea disodica de magneziu a acidului etilendiaminotetraacetic x 4H2O, p.a. 50 g 1 168.68 7 Sigma 39435-25...
1 Sigma 108804-50G 1-Alil-2-tiouree, p.a. 50 g 1 145.60 2 Sigma 33626-100G 4-Amino benzene sulfonamide 100g 1 250.25 3 chimreactiv 00000073 Amoniac 25%, p.a. 1 litru 2 11.88 4 Sigma D4130-5G Difenilamina sulfonat de bariu,p.a. 5 g 1 301.60 5 Honeywell 30315-500G Iodura de potasiu, p.a. 500 g 1 132.41 6 Sigma 317810-50G Sarea disodica de magneziu a acidului etilendiaminotetraacetic x 4H2O, p.a. 50 g 1 168.68 7 Sigma 39435-250ML Standard de Aluminiu pentru spectroscopie, 1000mg/l, alt lot/producator 250 ml 1 104.00 8 Sigma 89503-100ML Standard de Azot din Amoniu pentru spectroscopie, 1000mg/l Azot din Amoniu 100 ml 1 154.70 9 Sigma 53638-100ML Standard de Azot din Nitrat pentru spectroscopie, 1000mg/l Azot din Nitrat 100 ml 2 154.70 10 Sigma 36427-100ML Standard de Azot din Nitrit pentru spectroscopie, 1000mg/l Azot din Nitrit 100 ml 1 185.64 11 Sigma 16596-250ML Standard de Fier pentru spectroscopie, 1000mg/l, alt lot/producator 100 ml 2 93.60 12 Sigma 42242-250ML Standard de Nichel pentru spectroscopie, 1000mg/l, alt lot/producator 100ML 1 104.00 13 Sigma 18827-250ML Standard de Zinc pentru spectroscopie, 1000mg/l, alt lot/producator 100ML 1 83.20 14 Honeywell 32672-5G Violet de pirocatechol, p.a. 5 g 1 258.64
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