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线性分子式:
Na2CO3
化学文摘社编号:
分子量:
105.99
UNSPSC Code:
12352302
NACRES:
NA.21
EC Index Number:
207-838-8
MDL number:
Beilstein/REAXYS Number:
4154566
Assay:
≥99.9% dry basis (acidimetric)
Form:
powder
Solubility:
212.5 g/L
Quality Segment
agency
reag. ISO, suitable for SM 2310, suitable for SM 2320, suitable for SM 4500 - NH3
product line
EMSURE®
assay
≥99.9% dry basis (acidimetric)
form
powder
potency
4090 mg/kg LD50, oral (Rat)
loss
≤1% loss on drying, 300 °C
pH
11.16 (25 °C, 4 g/L in H2O)
mp
851 °C (lit.)
solubility
212.5 g/L
density
2.53 g/cm3 at 20 °C
bulk density
1100 kg/m3
anion traces
chloride (Cl-): ≤0.002%, phosphate (PO43-): ≤0.001%, silicate (as SiO2): ≤0.002%, sulfur compounds (as SO42-): ≤0.005%
cation traces
Al: ≤0.001%, Ca: ≤0.005%, Fe: ≤0.0005%, K: ≤0.01%, Mg: ≤0.0005%, N: ≤0.001%, heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
SMILES string
O=C(O[Na])O[Na]
InChI
1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
InChI key
CDBYLPFSWZWCQE-UHFFFAOYSA-L
Application
- 提高羟基磷灰石中的碳酸盐含量:碳酸取代羟基磷灰石是骨再生和牙科应用的重要材料,碳酸钠在其合成中起重要作用。研究着重于尽可能地提高这些材料中的碳酸盐含量,体现碳酸钠提升其结构和功能特性的作用(Nowicki et al., Journal of Solid State Chemistry, 2021)。
Biochem/physiol Actions
缓冲液成分,可用于去除外周膜蛋白。
Analysis Note
含量测定(酸量滴定;以干物质计算): ≥ 99.9 %
氯化物(Cl): ≤ 0.002 %
磷酸盐(PO₄): ≤ 0.001 %
硅酸盐(以SiO₂计): ≤ 0.002 %
总硫(以SO₄计): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
Al(铝): ≤ 0.001 %
Ca(钙): ≤ 0.005 %
Fe(铁): ≤ 0.0005%
K(钾): ≤ 0.01 %
Mg(镁): ≤ 0.0005 %
干燥失重 (300 °C): ≤ 1.0 %
符合ISO
氯化物(Cl): ≤ 0.002 %
磷酸盐(PO₄): ≤ 0.001 %
硅酸盐(以SiO₂计): ≤ 0.002 %
总硫(以SO₄计): ≤ 0.005%
总氮(N): ≤ 0.001 %
重金属(以铅计): ≤ 0.0005 %
Al(铝): ≤ 0.001 %
Ca(钙): ≤ 0.005 %
Fe(铁): ≤ 0.0005%
K(钾): ≤ 0.01 %
Mg(镁): ≤ 0.0005 %
干燥失重 (300 °C): ≤ 1.0 %
符合ISO
Legal Information
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
