Documents
S3264
Sodium phosphate dibasic
for molecular biology, ≥98.5% (titration)
Recommended Products
grade
for molecular biology
Quality Level
Assay
≥98.5% (titration)
form
powder
pH
8.9-9.2 (25 °C, 50 g/L in water)
pKa (25 °C)
(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
solubility
H2O: 100 mg/mL
anion traces
chloride (Cl-): ≤40 ppm
cation traces
Fe: ≤20 ppm
heavy metals (as Pb): ≤10 ppm
application(s)
diagnostic assay manufacturing
foreign activity
DNase, RNase and protease, none detected
SMILES string
[Na+].[Na+].[H]OP([O-])([O-])=O
InChI
1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key
BNIILDVGGAEEIG-UHFFFAOYSA-L
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Related Categories
1 of 4
This Item | 71636 | S5136 | 71642 |
|---|---|---|---|
| assay ≥98.5% (titration) | assay ≥99.5% (T) | assay ≥99.0% | assay ≥98.0% (T) |
| form powder | form coarse powder, fine crystals | form powder or crystals | form powder |
| pH 8.9-9.2 (25 °C, 50 g/L in water) | pH 8.8-9.4 (25 °C, 0.5 M in H2O) | pH 8.9-9.2 (25 °C, 50 g/L in water) | pH 8.8-9.4 (25 °C, 50 mg/mL in H2O) |
| solubility H2O: 100 mg/mL | solubility H2O: 0.5 M at 20 °C, clear, colorless | solubility water: soluble 100 mg/mL | solubility water: soluble 50 mg/mL at 25 °C |
| anion traces chloride (Cl-): ≤40 ppm | anion traces chloride (Cl-): ≤10 mg/kg, sulfate (SO42-): ≤50 mg/kg | anion traces - | anion traces chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤1000 mg/kg |
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
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