PACHET REACTIVI DE LABORATOR CONFORM OFERTA 3769: COD Descriere U.M. Cant. Pret unitar RON fara TVA Pret total RON fara TVA P/1280/PB08 Perchloric acid, 70%, for analysis.CAS:7601-90-3. Producator Fisher Chemical 500 ML 1 235.71 235.71 P/4400/50 "Potassium chromate, for analysis. CAS 7789-00-6. Producator Fisher Chemical Assay >= 99.5 %" 250 g 1 143.06 143.06 F/P770/46 "Fuchsin basic. CAS 632-99-5. Producator Fisher Chemical " 25 g 1 79.85 79.85 5428979 "TESTE CALITATIVE ACETAT DE PLUMB Teste din hartie pentru determinari calitative Determinari calitative pentru ioni si compusi chimici In cazul in care concentratia substantei testate depaseste limita testului, are loc o schimbare de culoare Rola 5 m x 7 mm Test pentru determinare rapida si usoara a hidrogenului sulfurat de plumb Schimbare culoare: alb -> maro-negru Limita sensibilitate: 1 picatura contine 5mg/l Sulfid (S2–) prezinta o reactie pozitiva Producator MACHEREY-NAGEL" rola 1 81.00 81.00 BP151-100 "Triton* X-100 , CAS 9002-93-1. Producator Fishe Bioregeants Infrared spectrum Conforms to reference Cloud point 63°C to 69°C (1% in water) pH 6 to 8 (5% solution at 25°C) Solubility (1 in 10ml water) Colorless, slightly haze solution" 100 ml 1 113.08 113.08