Page 280 - Catalogue 2015

Potassium hydroxide 45% w/w

CAS [1310-58-3]; EC 215-181-3; HKO; M 56.11

Danger H:302-314; P:260-303+361+353-305+351+338-310-405

Cat. No. Potassium hydroxide 45% w/w
165102 CP

Carbonate (CO3) max. 3%w/w
Assay (T, Total alkalinity) 43-47%w/w

Potassium iodide

CAS [7681-11-0]; EC 231-659-4; IK; M 166

Cat. No. Potassium iodide
166305 AR

Appearance White crystalline powder Sulfate (SO4) max. 0.005%
Assay 99.0-101.0% Calcium (Ca) max. 0.005%
pH (5% in water) 6.0-9.2 Magnesium (Mg) max. 0.005%
Iron (Fe) max. 0.0003% Sodium (Na) max. 0.01%
Heavy metals (as Pb) max. 0.0005% Insoluble matter max. 0.005%
Phosphate (PO4) max. 0.001% Loss on drying (105°C) max. 0.2%

Cat. No. Potassium iodide Heavy metals (as Pb) max. 0.001%
166303 Meets EP/BP spec. Sulfate (SO4) max. 0.015%
Assay 99.0-100.5%
Identification A Passes EP/BP test Iodate (IO3) Passes EP/BP test
Identification B Passes EP/BP test Thiosulftate (S2O3) Passes EP/BP test
Appearance of solution Clear colorless solution
Alkalinity Passes EP/BP test Heavy metals (as Pb) max. 0.001%
Iron (Fe) max. 0.002% pH (5% in water) 6.0-9.2
Loss on drying (105°C) max. 1.0% Assay 99-100.5%

Cat. No. Potassium iodide
166302 CP

Appearance White crystalline powder
Iron (Fe) max. 0.002%
Loss on drying (105°C) max. 1%

Potassium methoxide 0.1N in Toluene/Methanol

CAS [865-33-8]; EC 212-736-1; CHÀKO; M 70.13

Danger H:225-304-315-332-370-373-361d; P:210-241-301+310-303+361+353

Cat. No. Potassium methoxide 0.1N in Toluene/Methanol
165680 For synthesis

Appearance of solution Clear one phase
Assay (T) 0.095-0.105N
Toluene content 70-80%
Methanol content 20-30%