CLORETO CÁLCIO 2H2O PA EMSURE ACS REAG PH EUR MERCK - 500g

Assay complexometric 99.5 - 103.3 % Identity conforms Appearance of solution 10 %; water conforms pH-value 5 %; water 4.5 - 6.5 Sulphate (SO4) max 0.005 % Total nitrogen (N) max 0.002 % Heavy metals as Pb max 0.0005 % Ba (Barium) max 0.003 % Cu (Copper) max 0.0005 % Fe (Iron) max 0.0003 % K (Potassium) max 0.01 % Mg (Magnesium) max 0.005 % Na (Sodium) max 0.01 % Sr (Strontium) max 0.05 % Substances precipitated by ammonia as oxides max 0.01 % Oxidizing substances as NO3 max 0.003 % Conforms to ACS.