SX0760E
硫酸钠
anhydrous, crystals, Meets ACS Specifications Tracepur®
别名:
Disodium Sulfate
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关于此项目
线性分子式:
Na2SO4
化学文摘社编号:
分子量:
142.04
UNSPSC Code:
12352302
EC Index Number:
231-820-9
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystals
Solubility:
200 g/L
产品名称
硫酸钠, anhydrous, crystals, Meets ACS Specifications Tracepur®
InChI
1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
SMILES string
[Na+].[Na+].[O-]S([O-])(=O)=O
InChI key
PMZURENOXWZQFD-UHFFFAOYSA-L
grade
ACS reagent
product line
Tracepur®
assay
≥99.0%
form
crystals
impurities
≤0.01% Insoluble matter
≤1% Mesh size (100 and finer)
loss
≤0.5% loss on ignition
color
white
pH
5.2-8.0 (20 °C, 50 g/L in H2O)
mp
884 °C (lit.)
solubility
200 g/L
density
2.68 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%
cation traces
Ca: ≤0.01%
Fe: ≤0.001%
K: ≤0.01%
Mg: ≤0.005%
N: ≤5 ppm
heavy metals: ≤5 ppm
shipped in
ambient
storage temp.
room temp
Quality Level
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Analysis Note
Assay99.0% minCalcium (Ca)0.01% maxChloride (Cl)0.001% maxColorWhiteFormCrystalsHeavy Metals (by ICP-OES)5ppm maxInsoluble matter0.01% maxIron (Fe)0.001% maxLoss on ignition0.5% maxMagnesium (Mg)0.005% maxMesh size (10-30)80% minMesh size (10-60)95% minMesh size (100 and finer)1.0% maxNitrogen compounds (as N)5ppm maxPhosphate (PO4)0.001% maxPotassium (K)0.01% maxSuitability for residue analysis (dried 400°/4 hr)To pass testpH of a 5% solution at 25°C5.2-9.2
Application
anhydrous, crystals, Meets ACS Specifications Tracepur®
Legal Information
TRACEPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
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