氯化钠

等级

ACS reagent

质量水平

300

Agency

reag. ISO
reag. Ph. Eur.

蒸汽压

1.3 hPa ( 865 °C)

产品线

EMSURE^®

检测方案

≥99.5% (silver nitrate titration)
99-100.5% dry basis (silver nitrate titration)

形式

solid

效能

3000 mg/kg LD₅₀, oral (Rat)
>10000 mg/kg LD₅₀, skin (Rabbit)

杂质

≤0.005% Calcium, Magnesium and R2O3-precipitate
≤0.005% Insoluble matter

缺失

≤ 0.5% loss on drying, 105 °C, 2 h

pH值（酸碱度）

4.5-7.0 (20 °C, 100 g/L in H₂O)

bp

1461 °C/1013 hPa

mp

801 °C (lit.)

溶解性

358 g/L

堆积密度

1140 kg/m³

痕量阴离子

bromide (Br^-): ≤0.005%
chlorate, nitrate (as NO₃^-): ≤0.003%
hexacyanoferrate(II) ([Fe(CN)₆]^4-): ≤0.0001%
iodide (I^-): ≤0.001%passes test
nitrite (NO₂^-): passes test
phosphate (PO₄^3-): ≤0.0005%
sulfate (SO₄^2-): ≤0.001%

痕量阳离子

As: ≤0.00004%
Ba: ≤0.001%, passes test
Ca: ≤0.002%
Cu: ≤0.0002%
Fe: ≤0.0001%
K: ≤0.005%
Mg: ≤0.001%
Mg: ≤0.0100% (alkaline-earth metals (as Ca))
N: ≤0.0005%
heavy metals: ≤0.0005%
heavy metals (as Pb): ≤0.0005%

储存温度

2-30°C

SMILES string

[Na+].[Cl-]

InChI

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

InChI key

FAPWRFPIFSIZLT-UHFFFAOYSA-M