氢氧化钾，Potassium hydroxide；puriss., meets analytical specification of Ph. Eur., BP, 85-100.5%, pellets

蒸汽压

1 mmHg ( 719 °C)

质量水平

200

等级

puriss.

测定

85-100.5%

形式

pellets

质量

meets analytical specification of Ph. Eur., BP

杂质

residual solvents, complies
≤0.0005% heavy metals (as Pb)
≤0.0005% total nitrogen (N)
≤1% K₂CO₃

pH值（酸碱度）

~13.5 (25 °C, 5.6 g/L)

mp

361 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤50 mg/kg
phosphate (PO₄^3-): ≤10 mg/kg
silicate (as SiO₂): ≤100 mg/kg
sulfate (SO₄^2-): ≤20 mg/kg

痕量阳离子

Al: ≤10 mg/kg
As: ≤3 mg/kg
Ca: ≤20 mg/kg
Fe: ≤10 mg/kg
Na: ≤1%

SMILES string

[OH-].[K+]

InChI

1S/K.H2O/h;1H2/q+1;/p-1

InChI key

KWYUFKZDYYNOTN-UHFFFAOYSA-M