Sodium Chloride Natrium Klorida NaCl (AR) 5000 Gr|Merck 1.06404.5000

Sodium Chloride Natrium Klorida NaCl (AR) 5000 Gr|Merck 1.06404.5000 Description : Catalogue Number 106404 Product Information CAS number 7647-14-5 EC number 231-598-3 Grade ACS,ISO,Reag. Ph Eur Hill Formula ClNa Chemical formula NaCl Molar Mass 58.44 g/mol HS Code 2501 00 99 Applications Application Sodium chloride for analysis EMSURE ACS,ISO,Reag. Ph Eur. CAS No. 7647-14-5, EC Number 231-598-3. Specifications : Assay (argentometric) 99.5 % Assay (argentometric; calculated on dried substance) 99.0 - 100.5 % Identity passes test Appearance of solution passes test Acidity or alkalinity passes test pH-value (5%; water) 5.0 - 8.0 Insoluble matter 0.005 % Bromide (Br) 0.005 % Chlorate and Nitrate (as NO) 0.003 % Hexacyanoferrate II 0.0001 % Ferrocyanides passes test Iodide (I) 0.001 % passes test Nitrite (NO) passes test Phosphate (PO) 0.0005 % Sulphate (SO) 0.001 % Total nitrogen (N) 0.0005 % Heavy metals (ACS) 0.0005 % As (Arsenic) 0.00004 % Ba (Barium) passes test 0.001 % Ca (Calcium) 0.002 % Cu (Copper) 0.0002 % Fe (Iron) 0.0001 % K (Potassium) 0.005 % Mg (Magnesium) 0.001 % Calcium, Magnesium and RO-precipitate 0.005 % Magnesium and alkaline-earth metals (as Ca) 0.0100 % Loss on drying (105C, 2h) 0.5 % Corresponds to ACS,ISO,Reag.PhEur