Sigma-Aldrich
Di-Sodium Hydrogen Phosphate Anhydrous 98.0%, 5 kg
- Part Number:
- MIL-71642-5KG
- Lead Time:
- 7-14 days
- Shipping:
- FREE SHIPPING on most orders over $50*
- Quantity:
- each
- Size:
- 5 kg
- Style:
- chemical
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Description
Di-Sodium Hydrogen Phosphate Anhydrous 98.0%, 5 Kg
Synonym: sec-Sodium phosphate, Disodium hydrogen phosphate, Disodium phosphate, Sodium hydrogenphosphate
- CAS Number 7558-79-4
- Linear Formula Na2HPO4
- Molecular Weight 141.96
- EC Number 231-448-7
- MDL number MFCD00003496
- eCl@ss 38070211
- PubChem Substance ID 329763392
- NACRES NA.25
| grade | purum p.a. |
| assay | ≥98.0% (T) |
| form | powder |
| loss | ≤2% loss on drying, 110 °C |
| pH | 8.8-9.4 (25 °C, 50 mg/mL in H2O) |
| pKa (25 °C) | (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) |
| solubility | water: soluble 50 mg/mL at 25 °C |
| anion traces | chloride (Cl-): ≤50 mg/kg |
| sulfate (SO42-): ≤1000 mg/kg | |
| cation traces | Ca: ≤50 mg/kg |
| Cd: ≤50 mg/kg | |
| Co: ≤50 mg/kg | |
| Cu: ≤50 mg/kg | |
| Fe: ≤50 mg/kg | |
| K: ≤200 mg/kg | |
| Ni: ≤50 mg/kg | |
| Pb: ≤50 mg/kg | |
| Zn: ≤50 mg/kg | |
| 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 |
Safety Information
Personal Protective Equipment Eyeshields, Gloves, type N95 (US)
RIDADR UN 3077 9 / PGIII
WGK Germany WGK 1
RTECS WC4500000
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Documents
Warnings
Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required.
Most chemicals cannot be expedited.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning
Please note: This product is not returnable.