Page 278 - Catalogue 2015

Potassium chloride

CAS [7447-40-7]; EC 231-211-8; ClK; M 74.54

Cat. No. Potassium chloride
163805 AR

Appearance colorless to white solid Heavy metals (as Pb) max. 0.0005%
Assay (T, argen.) 99.0-100.5%w/w Iron (Fe) max. 0.0003%
Iodides (I) max. 0.002% Calcium (Ca) max. 0.002%
Bromides (Br) max. 0.01% Magnesium (Mg) max. 0.001%
Chlolrate & Nitrate (as NO3) max. 0.003% Sodium (Na) max. 0.005%
Sulfate (SO4) max. 0.001% Water insolubles max. 0.005%
Barium (Ba) Passes ACS test pH (5% in water) 5.4-8.6

Cat. No. Potassium chloride Bromides (Br) max. 0.1%
163803 Meets EP/BP spec. Heavy metals (as Pb) max. 0.001%
Iodide (I) Passes EP/BP test
Identification A Passes EP/BP test Iron (Fe) max. 0.002%
Identification B Passes EP/BP test Magnesium and Alkaline earth max. 0.02%
Appearance White crystalline powder metals
Assay (T, argen.) 99.0-101.0%w/w Sodium (Na) max. 0.1%
Appearance of solution Passes EP/BP test Sulfate (SO4) max. 0.03%
Acidity or Alkalinity Passes EP/BP test
Loss on drying (105°C) max. 1.0% Hg (Mercury) max. 0.0001%
Barium (Ba) Passes EP/BP test Mg (Magnesium) max. 0.005%
Na (Sodium) max. 0.1%
Cat. No. Potassium chloride Sodium (Na) Complies
163804 FCC / Food grade Pb (Lead) max. 0.0005%
Zn (Zinc) max. 0.002%
Appearance White crystalling powder Heavy metals (as Pb) max. 0.0005%
Assay (T, argen.) 99.0-100.5%w/w Bromides (Br) max. 0.1%
Acidity or Alkalinity Complies Iodide (I) Complies
Clarity of solution Complies Iodides (I) max. 0.005%
Acidity (as HCl) max. 0.003% Sulfate (SO4) max. 0.01%
Alkalinity (as KOH) max. 0.005% Magnesium and Alkaline earth max. 0.02%
Al (Aluminum) max. 0.0001% metals
As (Arsenic) max. 0.0001% Organic volatile impurities Meets the requirements
Barium (Ba) Complies
Ca (Calcium) max. 0.005% Phosphate (PO4) max. 0.0005%
Cd (Cadmium) max. 0.0001% Solubility (1% in Water) Clear colorless solution
Cu (Copper) max. 0.001% Assay (T, argen.) min. 99.5%w/w
Fe (Iron) max. 0.001% A260nm (1M) max. 0.01AU
A280nm (1M) max. 0.01AU
Cat. No. Potassium chloride DNase activity Not detected
163823 Molecular biology RNase activity Not detected
Protease activity Not detected
Appearance White crystalline powder
Barium (Ba) max. 0.001%
Iron (Fe) max. 0.0005%
Water insolubles max. 0.005%
Loss on drying (105°C) max. 0.2%
Sulfate (SO4) max. 0.03%
Heavy metals (as Pb) max. 0.0005%
pH (1M in water) 5.4-8.6