所有图片(1)
别名:
Sodium carbonate decahydrate, Soda, Sodium Carbonate decahydrate
经验公式（希尔记法）:
CNa2O3 · 10H2O
推荐产品
Agency
reag. ISO
reag. Ph. Eur.
质量水平
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 (SO42-): ≤0.003%
sulfur compounds (as SO42-): ≤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
分析说明
Assay (acidimetric, Na₂CO₃): 36.7 - 40.0 %
Assay (acidimetric): 99.0 - 102.0 %
Identity: passes test
Appearance of solution: passes test
Alkali hydroxides and Alkali hydrogen carbonates: passes test
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Phosphate and Silicate (as SiO₂): ≤ 0.002 %
Total sulfur (as SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
As (Arsenic): ≤ 0.0002 %
Ca (Calcium): ≤ 0.002 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.0002 %
Corresponds to ISO, Reag. Ph Eur
Assay (acidimetric): 99.0 - 102.0 %
Identity: passes test
Appearance of solution: passes test
Alkali hydroxides and Alkali hydrogen carbonates: passes test
Chloride (Cl): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Phosphate and Silicate (as SiO₂): ≤ 0.002 %
Total sulfur (as SO₄): ≤ 0.003 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
As (Arsenic): ≤ 0.0002 %
Ca (Calcium): ≤ 0.002 %
Fe (Iron): ≤ 0.0002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.0002 %
Corresponds to ISO, Reag. Ph Eur
法律信息
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
警示用语：
Warning
危险声明
危险分类
Eye Irrit. 2
储存分类代码
13 - Non Combustible Solids
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
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