13464
硫酸钠
puriss., meets analytical specification of Ph. Eur., BP, USP, anhydrous, 99.0-100.5% (calc. to the dried substance)
登录 查看组织和合同定价。
选择尺寸
变更视图
关于此项目
线性分子式:
Na2SO4
化学文摘社编号:
分子量:
142.04
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-820-9
MDL number:
eCl@ss:
38030405
Assay:
99.0-100.5% (calc. to the dried substance)
Form:
crystalline
Quality Level
grade
puriss.
assay
99.0-100.5% (calc. to the dried substance)
form
crystalline
quality
meets analytical specification of Ph. Eur., BP, USP
impurities
acidity or alkalinity, complies, residual solvents, complies, ≤0.001% heavy metals (as Pb), ≤0.04% free alkali (as NaOH), ≤0.05% free acid (as H2SO4)
loss
≤0.5% loss on drying, 130 °C
pH
5.2-8 (20 °C, 50 g/L)
mp
884 °C (lit.)
density
2.68 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤200 mg/kg
cation traces
As: ≤2 mg/kg, Ca: ≤50 mg/kg, Fe: ≤50 mg/kg, Mg: ≤50 mg/kg, Zn: ≤300 mg/kg
suitability
complies for appearance of solution
SMILES string
[Na+].[Na+].[O-]S([O-])(=O)=O
InChI
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
InChI key
PMZURENOXWZQFD-UHFFFAOYSA-L
General description
硫酸钠（Na2SO4）可以在室温（20°C）下通过从饱和的Na2SO4溶液中直接沉淀获得。其在各种条件下于室温（20℃）进行结晶和生长速率已有研究。 在Leblanc过程中，可通过氯化钠和硫酸生成硫酸钠。
Application
在估算血液的蛋白质含量时，硫酸钠（Na2SO4）可用作沉淀球蛋白的试剂。
Still not finding the right product?
Explore all of our products under 硫酸钠
flash_point_f
Not applicable
flash_point_c
Not applicable
存储类别
13 - Non Combustible Solids
Thomas M
Sodium (2004)
How does sodium sulfate crystallize? Implications for the decay and testing of building materials.
Rodriguez-Navarro C, et al.
Cement and Concrete Research, 30(10), 1527-1534 (2000)
The use of sodium sulfate as the globulin precipitant in the determination of proteins in blood.
Howe PE.
The Journal of Biological Chemistry, 49(1), 93-107 (1921)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 306452-100G | 04061826672983 |
| 13464-2.5KG-R | 04061838730169 |
| 13464-1KG-R | 04061838730152 |
| 13464-6X1KG-R | 04061833636268 |
| 13464-6X2.5KG-R | 04061833636275 |