Pachet reactivi conform oferta P9523 - SGA Braila: Nr. crt. Reactivi UM Necesar Pret unitar fara TVA Pret total fara TVA 1. MRC-Environmental Matrix Reference Materia, Cod cat. ION-96-4 Enviroment and Climate Change,Canada/ PT (A2LA scope 2867.01) 500 ml 1 2010 2010 2. Sol.standard 1000 mg/l Cl trasabil NIST- SRM 999b, ISO CEI 17025, Merck cod 1.19897 500 ml 1 113,71 113.71 3. Azotit de sodiu, Merck, Puritate ≥99%, Merck, cod 1.06549 100 g 1 61,34 61.34 4. Potassium dihydrogen phosphate, Merck, puritate ≥99.5%, cod 1.04873 250 g 1 78,77 78.77 5. 4-amino antipirina - puritate ≥99%, Merck, cod 107293 100 g 1 830 830 6. Acid ascorbic p.a.anhidru, puritate 99.7 - 100.5%, Merck, cod 100468 100 g 1 152,72 152.72 7. Acid Azotic 65% suprapur, Merck, cod 100441 L 1 433,44 433.44 8. Albastru de metilen Merck cod 1592700010 10 g 1 96,28 96.28 9. Acetat de amoniu indigen p.a. 50 g 1 37,70 37.70 10. Citrat trisodic dihidrat, p.a. ≥ 99-101%, Merck, cod 106448 500 g 1 153,55 153.55 11. Feroina, densitate =1.01g/cmc, Merck, cod 109161 100 ml 1 144,42 144.42 12. hexacianoferat de potasiu puritate >99,0%, Merck, cod 104973 10 g 1 147,74 147.74 13. Peroxidisulfat de potasiu, ≤0.001%N, puritate >99%, Merck, cod 105092 (pt azot 250g 1 241,53 241.53 14. Salicilat de sodiu, puritate >99.5%, Merck, cod 106601 250g 1 156,87 156.87 15. Sulfat de sodiu p.a. 1000g 1 19,50 19.50 16. Sulfat dublu de fier si amoniu(sare Mohr) p.a., cod 103792 500g 1 397,57 3