硝酸

产品名称

硝酸, puriss. p.a., reag. ISO, reag. Ph. Eur., ≥65%

InChI

1S/HNO3/c2-1(3)4/h(H,2,3,4)

SMILES string

O[N+]([O-])=O

InChI key

GRYLNZFGIOXLOG-UHFFFAOYSA-N

agency

USP/NF
reag. ISO
reag. Ph. Eur.

vapor pressure

8 mmHg ( 20 °C)

description

for determinations with dithizone

grade

puriss. p.a.

assay

≥65%

form

liquid

ign. residue

≤0.0005% (as SO₄)

bp

120.5 °C (lit.)

density

1.37-1.41 g/mL at 20 °C (lit.)

anion traces

chloride (Cl^-): ≤0.00005%
phosphate (PO₄^3-): ≤0.00005%
sulfate (SO₄^2-): ≤0.00005%

cation traces

Ag: ≤0.000001%
Al: ≤0.000005%
As: ≤0.000001%
Ba: ≤0.000001%
Be: ≤0.000001%
Bi: ≤0.00001%
Ca: ≤0.00001%
Cd: ≤0.000001%
Co: ≤0.000001%
Cr: ≤0.000002%
Cu: ≤0.000001%
Fe: ≤0.00001%
Ge: ≤0.000005%
Hg: ≤0.000001%
K: ≤0.000005%
Li: ≤0.000001%
Mg: ≤0.00001%
Mn: ≤0.000001%
Mo: ≤0.000002%
Na: ≤0.00005%
Ni: ≤0.000002%
Pb: ≤0.000001%
Sr: ≤0.000001%
Ti: ≤0.00001%
Tl: ≤0.000005%
V: ≤0.000001%
Zn: ≤0.000005%
Zr: ≤0.00001%

suitability

passes test for suitability for det. with dithizone

Quality Level

100