碳酸钠一水合物，Sodium carbonate monohydrate；ACS reagent, ≥99.5%

等级

ACS reagent

质量水平

200

检测方案

≥99.5%

形式

powder or crystals

杂质

≤0.001% N compounds
≤0.004% S compounds
≤0.005% silica
≤0.01% NH₄OH ppt.
≤0.01% insolubles

缺失

13.0-15.0% loss on drying

痕量阴离子

chloride (Cl^-): ≤0.001%
phosphate (PO₄^3-): ≤5 ppm
sulfur compounds (as SO₄^2-): ≤0.004%

痕量阳离子

Ca: ≤0.03%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.005%
heavy metals (as Pb): ≤5 ppm

SMILES string

O.[Na+].[Na+].[O-]C([O-])=O

InChI

1S/CH2O3.2Na.H2O/c2-1(3)4;;;/h(H2,2,3,4);;;1H2/q;2*+1;/p-2

InChI key

MQRJBSHKWOFOGF-UHFFFAOYSA-L

象形图

GHS07

警示用语：

Warning

危险声明

H319

预防措施声明

P264 - P280 - P305 + P351 + P338 - P337 + P313

危险分类

Eye Irrit. 2

储存分类代码

11 - Combustible Solids

WGK

WGK 1