Reactivi pentru laborator Nr. crt COD Descriere U.M. Cant. Pret unitar RON fara TVA Pret total RON fara TVA 1 BP329-500 "Sodium phosphate monobasic anhydrous. CAS RN 7558-80-7 Producator Fisher Bioreagents Molecular Formula H2 Na P O4 Assay >=99.0 % Water =<0.5 % pH 4.0 to 6.0 (1M solution at 25°C) Insoluble matter =<0.03 % Heavy metals (as Pb) =<0.001 %" 500 G 1 324.44 324.44 2 1063920500 "Carbonat de sodiu anhidru , pentr...

Reactivi pentru laborator Nr. crt COD Descriere U.M. Cant. Pret unitar RON fara TVA Pret total RON fara TVA 1 BP329-500 "Sodium phosphate monobasic anhydrous. CAS RN 7558-80-7 Producator Fisher Bioreagents Molecular Formula H2 Na P O4 Assay >=99.0 % Water =<0.5 % pH 4.0 to 6.0 (1M solution at 25°C) Insoluble matter =<0.03 % Heavy metals (as Pb) =<0.001 %" 500 G 1 324.44 324.44 2 1063920500 "Carbonat de sodiu anhidru , pentru analiza; EMSURE® ISO CAS #: 497-19-8. Producator Merck Millipore Chemical Formula: Na₂CO₃ Assay (acidimetric; calculated on dried substance) ≥ 99.9 % Chloride (Cl) ≤ 0.002 % Phosphate (PO₄) ≤ 0.001 % Silicate (as SiO₂) ≤ 0.002 % Total sulfur (as SO₄) ≤ 0.005 % Total nitrogen (N) ≤ 0.001 % Heavy metals (as Pb) ≤ 0.0005 % Al (Aluminium) ≤ 0.001 % Ca (Calcium) ≤ 0.005 % Fe (Iron) ≤ 0.0005 % K (Potassium) ≤ 0.01 % Mg (Magnesium) ≤ 0.0005 % Loss on drying (300 °C) ≤ 1.0 %" 500 G 1 270.00 270.00 3 223202500 "Sodium perborate tetrahydrate, 97%, pure. CAS RN 10486-00-7. Titration with KMnO4 >=96.0 %. pH 10.1 to 10.6 (1 % solution) Molecular Formula B Na O3 . 4 H2 O. Producator Acros Organics" 250 G 1 171.07 171.07 4  4737.1 "Tetrachloroethylene, 1 l, glass, ≥99,5 %, for synthesis Synonyms: Perchloroethylene CAS No. 127-18-4. Empirical formula C2Cl4. Assay (GC) ≥99,5 %. Density (20 °C) 1,615-1,625. Producator Carl Roth" 1 L 1 282.28 282.28

Arata tot

Arata mai putin