亚硝酸钾，Potassium nitrite；ACS reagent, ≥96.0%

等级

ACS reagent

质量水平

200

检测方案

≥96.0%

形式

powder or crystals

杂质

≤0.01% insolubles

pH值（酸碱度）

7-10 (25 °C, 50 g/L)

mp

350 °C (dec.) (lit.)

痕量阴离子

chloride (Cl^-): ≤0.03%
sulfate (SO₄^2-): ≤0.01%

痕量阳离子

Ca: ≤0.005%
Fe: ≤0.001%
Mg: ≤0.002%
Na: ≤0.5%
heavy metals (as Pb): ≤0.001%

SMILES string

[K+].[O-]N=O

InChI

1S/K.HNO2/c;2-1-3/h;(H,2,3)/q+1;/p-1

InChI key

BXNHTSHTPBPRFX-UHFFFAOYSA-M

象形图

GHS03,GHS06,GHS09

警示用语：

Danger

危险声明

H272 - H301 - H400

预防措施声明

P210 - P220 - P264 - P273 - P280 - P301 + P310

危险分类

Acute Tox. 3 Oral - Aquatic Acute 1 - Ox. Sol. 2

储存分类代码

5.1B - Oxidizing hazardous materials

WGK

WGK 2