氟化钠

ACS reagent

suitable for EPA 300

1.4 mmHg ( 0 °C)

≥99%

powder

≤0.01 meq/g Titr. base, ≤0.02% insolubles, ≤0.03 meq/g Titr. acid, ≤0.1% sodium fluorosilicate

≤0.3% loss on drying

993 °C (lit.)

chloride (Cl^-): ≤0.005%, sulfate (SO₄^2-): ≤0.03%, sulfite (SO₃^2-): ≤0.005%

Fe: ≤0.003%, K: ≤0.02%, heavy metals (as Pb): ≤0.003%

[F-].[Na+]

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

PUZPDOWCWNUUKD-UHFFFAOYSA-M