71959
Sodium sulfate
BioUltra, anhydrous, ≥99.0% (T)
Synonym(s):
Disodium sulfate, Sodium sulphate, Sulfuric acid disodium salt
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About This Item
grade
anhydrous
Quality Level
product line
BioUltra
assay
≥99.0% (T)
form
powder or crystals
impurities
insoluble matter, passes filter test, ≤0.0005% total nitrogen (N)
loss
≤0.2% loss on ignition, 900 °C
pH
5.0-7.5 (25 °C, 1 M in H2O)
mp
884 °C (lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
density
2.68 g/mL at 25 °C (lit.)
anion traces
chloride (Cl-): ≤10 mg/kg, phosphate (PO43-): ≤20 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤20 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤100 mg/kg, Li: ≤5 mg/kg, Mg: ≤20 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: 0.020, λ: 280 nm Amax: 0.018
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
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Storage Class
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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