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Potassium phosphate monobasic
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Potassium phosphate monobasic
| Product Code | 60220-1KG-M |
|---|---|
| Unit of Measure | 1X1KG |
| CAS Number | 7778-77-0 |
| EMPIRICAL FORMULA | KH2PO4 |
| Molecular Weight | 136.09 |
| Manufacture Number | 60220-1KG-M |
| Brand | Sigma-Aldrich |
Properties
| Property | Value |
|---|---|
| eCl@ss | 32160000 |
| Shipped on ICE | STD |
| UNSPSC Code | 12350000 |
| ADRSuff | 1 |
| CAS Number | 7778-77-0 |
| Boiling Point | > 450 C |
| Density | 2.338 g/mL at 25 C (lit.) |
| EINECSNo | 231-913-4 |
| MDL Number | MFCD00011401 |
| Melting Point | 252.6 C (lit.) |
| Molecular Formula | CH2KO4P |
| Molecular Weight | 136.09 |
| Net Weight | 1 |
| Synonyms | Monopotassium phosphate; Potassium dihydrogen phosphate; prim.-Potassium phosphate |
| Tariff Number | 28352400000 |
| MSDS Link | https://www.sigmaaldrich.com/MSDS/MSDS/DisplayMSDSPage.do?country=DE&language=EN&productNumber=60220-M&brand=SIAL |
| cation traces | Na: <=50 mg/kg |
| SMILES string | [K+].OP(O)([O-])=O |
| grade | anhydrous |
| InChI | 1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1 |
| agency | reag. ISO |
| mp | 252.6 C (lit.) |
| form | crystalline |
| impurities | <=0.001% total nitrogen (N) |
| InChI key | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
| Anion Traces | chloride (Cl-): <=5 mg/kg |
| bp | > 450 C |
| loss | <=0.2% loss on drying, 105 C |
| Assay | 99.5-100.5% |
| pH | 4.2-4.5 (20 C, 5%) |
| pKa (25 C) | (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid) |
Description
Potassium phosphate monobasic