Sodium chloride

InChI key

FAPWRFPIFSIZLT-UHFFFAOYSA-M

InChI

1S/ClH.Na/h1H;/q;+1/p-1

SMILES string

[Na+].[Cl-]

vapor pressure

1.33 hPa ( 865 °C)

grade

puriss.

assay

99.0-100.5% (calc. to the dried substance)

form

powder or crystals

quality

meets analytical specification of Ph. Eur., BP, USP

impurities

acidity or alkalinity, in accordance, hexacyanoferrate(II), in accordance, organic volatile impurities, complies (GC), residual solvents, in accordance, ≤0.00002% Al, ≤0.0001% hexacyanoferrate (II), ≤0.0005% heavy metals (as Pb), ≤0.001% free acid (as HCl), ≤0.002% free alkali (as NaOH), ≤0.01% Mg and alkaline earth metals (as Ca)

loss

≤0.5% loss on drying, 105°C, 2 h

pH

7

mp

801 °C (lit.)

anion traces

bromide (Br^-): ≤50 mg/kg, iodide (I^-): in accordance, nitrite (NO₂^-): in accordance, phosphate (PO₄^3-): ≤25 mg/kg, sulfate (SO₄^2-): ≤200 mg/kg

cation traces

Al: ≤0.2 mg/kg, As: ≤1 mg/kg, Ba: ≤2 mg/kg, Fe: ≤2 mg/kg, K: ≤500 mg/kg

suitability

complies for appearance of solution, complies for identity

Quality Level

200