碳酸钠一水合物，Sodium carbonate monohydrate；puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E500, 99.5-100.5% (ex dried subst.)

等级

puriss.

质量水平

200

检测方案

99.5-100.5% (ex dried subst.)

形式

powder or crystals

质量

meets analytical specification of Ph. Eur., BP, NF, FCC, E500

杂质

alkali hydroxides and-bicarbonates, complies
organic volatile impurities, complies (GC)
residual solvents, complies

缺失

12-15% loss on drying, 300 °C

痕量阴离子

chloride (Cl^-): ≤50 mg/kg
sulfate (SO₄^2-): ≤100 mg/kg

痕量阳离子

As: ≤2 mg/kg
Cu: ≤10 mg/kg
Fe: ≤10 mg/kg
Hg: ≤1 mg/kg
K: ≤300 mg/kg
Pb: ≤4 mg/kg
Zn: ≤10 mg/kg

适用性

complies for appearance of solution

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