71644
di-Sodium hydrogen phosphate dihydrate
BioUltra, ≥99.0% (T)
Synonym(s):
sec-Sodium phosphate, Disodium hydrogen phosphate dihydrate, Disodium phosphate, Sodium phosphate dibasic dihydrate
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About This Item
product line
BioUltra
assay
≥99.0% (T)
form
crystals
impurities
insoluble matter, passes filter test, ≤0.001% total nitrogen (N)
pH
8.9-9.2 (25 °C, 0.5 M in H2O)
solubility
H2O: 0.5 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤10 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 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
0.5 M in H2O
UV absorption
λ: 260 nm Amax: 0.03, λ: 280 nm Amax: 0.03
SMILES string
O.O.[Na+].[Na+].OP([O-])([O-])=O
InChI
1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2
InChI key
KDQPSPMLNJTZAL-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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