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Sodium phosphate,dibasic heptahydrate
Product Name
Sodium phosphate,dibasic heptahydrate
Cat.No.
CDC10-0229
Particle Size
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Product Details
Category
Buffering Agents
Molecular Formula
H15Na2O11P
Grade
ACS reagent
CAS Number
7782-85-6
Synonyms
Disodium hydrogen phosphate heptahydrate, Disodium phosphate
Purity
0.99
Quality Level
100
Storage
Store at 5°C to 30°C.
Boiling Point
158°C at 760 mmHg
Melting Point
48°C
Density
1.68 g/mL at 25°C(lit.)
EC Number
237-707-0
Molecular Weight (g/mol)
268.066
Physical State
Powder
MDL number
MFCD00149180
NACRES
NA.21
pH
8.7-9.3 (25℃, 5% in solution)
InChI Key
PYLIXCKOHOHGKQ-UHFFFAOYSA-L
Impurities
≤0.005% Insoluble matter
SMILES
O.O.O.O.O.O.O.[Na+].[Na+].OP([O-])([O-])=O
InChI
1S/2Na.H3O4P.7H2O/c;;1-5(2,3)4;;;;;;;/h;;(H3,1,2,3,4);7*1H2/q2*+1;;;;;;;;/p-2
Hazard Codes
Xi
Safety Statements
26-36-24/25
WGK Germany
2
RTECS
WC4600000
Water Solubility
Soluble in water and insoluble in ethanol.
RIDADR
UN 3077 9 / PGIII
Color
White
Risk Statements
36/37/38
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