碳酸钠十水合物 [十水碳酸钠]，Sodium carbonate decahydrate；for analysis EMSURE® ISO,Reag. Ph Eur, 99-102% (acidimetric)

Agency

reag. ISO
reag. Ph. Eur.

质量水平

300

产品线

EMSURE^®

检测方案

99-102% (acidimetric)

形式

solid

效能

4090 mg/kg LD₅₀, oral (Rat)

浓度

36.7-40.0% (Na₂CO₃ basis, acidimetric)

pH值（酸碱度）

11-12 (25 °C, 50 g/L in H₂O)

mp

33 °C (Elimination of water of crystallisation)

溶解性

210 g/L

密度

1.44 g/cm³ at 20 °C

堆积密度

700‑900 kg/m³

痕量阴离子

chloride (Cl^-): ≤0.0005%
phosphate, silicate (as SiO₂): ≤0.002%
sulfate (SO₄^2-): ≤0.003%
sulfur compounds (as SO₄^2-): ≤0.003%

痕量阳离子

Al: ≤0.0005%
As: ≤0.0002%
Ca: ≤0.002%
Fe: ≤0.0002%
K: ≤0.005%
Mg: ≤0.0002%
N: ≤0.0005%
heavy metals (as Pb): ≤0.0005%

储存温度

15-25°C

InChI

1S/CH2O3.2Na.10H2O/c2-1(3)4;;;;;;;;;;;;/h(H2,2,3,4);;;10*1H2/q;2*+1;;;;;;;;;;/p-2

InChI key

XYQRXRFVKUPBQN-UHFFFAOYSA-L