S7778
Sodium phosphate tribasic dodecahydrate
BioXtra, ≥98.0% (titration)
Synonym(s):
TSP, Trisodium phosphate (tert) dodecahydrate, Trisodium phosphate dodecahydrate
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About This Item
product line
BioXtra
Quality Level
assay
≥98.0% (titration)
form
powder
impurities
Insoluble matter, passes filter test, ≤3% Free alkali (as NaOH)
pH
~13.0 (20 °C, 0.5 M in water)
solubility
H2O: 0.5 M at 20 °C, clear, colorless
density
1.62 g/mL at 25 °C
anion traces
chloride (Cl-): ≤0.005%, sulfate (SO42-): ≤0.005%
cation traces
Al: ≤0.0005%, Ba: ≤0.0005%, Bi: ≤0.0005%, Ca: ≤0.001%, Cd: ≤0.0005%, Co: ≤0.0005%, Cr: ≤0.0005%, Cu: ≤0.0005%, Fe: ≤0.0005%, K: ≤0.005%, Li: ≤0.0005%, Mg: ≤0.0005%, Mn: ≤0.0005%, Mo: ≤0.0005%, Ni: ≤0.0005%, Pb: ≤0.0005%, Sr: ≤0.0005%, Zn: ≤0.0005%
absorption
≤0.023 at 280 in H2O at 0.5 M, ≤0.035 at 260 in H2O at 0.5 M
application(s)
diagnostic assay manufacturing
InChI
1S/3Na.H3O4P.12H2O/c;;;1-5(2,3)4;;;;;;;;;;;;/h;;;(H3,1,2,3,4);12*1H2/q3*+1;;;;;;;;;;;;;/p-3
InChI key
ASTWEMOBIXQPPV-UHFFFAOYSA-K
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signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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