Potassium cyanide

grade

ACS reagent

Quality Level

300

Agency

reag. ISO
reag. Ph. Eur.

product line

EMSURE^®

Assay

≥97% (silver nitrate titration)

form

solid

potency

7.49 mg/kg LD₅₀ oral (Rat)
14.29 mg/kg LD₅₀ skin (Rabbit)

pH

11-12 (20 °C 20 g/L in H₂O)

bp

1625 °C/1013 hPa

mp

634 °C

density

1.55 g/cm³ at 20 °C

bulk density

750 kg/m³

anion traces

chloride (Cl^–): ≤0.02%
phosphate (PO₄^3-): ≤0.005%
sulfate (SO₄^2-): ≤0.01%
sulfide (S^2-): ≤0.0005%
thiocyanate (SCN^–): ≤0.01%

cation traces

Fe: ≤0.01%
Na: ≤0.5%
Pb: ≤0.0002%

storage temp.

no temp limit

InChI

1S/CN.K/c1-2;/q-1;+1

InChI key

NNFCIKHAZHQZJG-UHFFFAOYSA-N