L(+)Ascorbic acid GR, ACS, ISO-100g-1-170.88lei Fenolftaleina - solutie 1% in etanol, indicator de pH 8.2 - 9.8-250ml-1-142.08lei Barium chlorid-dihydrat GR for analysis ACS, ISO, Reag.Ph Eur-kg-1-216.96lei Sodium hydroxide pellets GR for analysis ISO-kg-2-46.80lei n-Hexane for gas chromatography SupraSolv-2,5L-3-506.88lei Potassium peroxodisulfate for analysis EMSURE-250g-1-104.64lei Sodium sulphate anhydrous granulated-500g-5-169.92lei Clorura de sodiu pentru analiza; EMSURE® ACS,ISO,Reag. Ph Eur-kg-1-73.87lei Tin(II) chloride dihydrate extra pure Ph Eur, BP-250g-1-290.88lei Orion pH buffer solution pH =10.01± 0.02-475ml-1-90.00lei Orion pH buffer solution pH =4.01 ± 0.01-475ml-1-90.00lei Orion pH buffer solution pH =7.00±0.01-475ml-1-90.00lei Solutie de curatare electrod de oxigen RL/G-30ml-1-279.50lei Solutie de electrolit pentru Oxigenometru ELY/G-50ml-1-325.60lei