Phosphotungstic acid hydrate, PurReagent
PurReagent
Synonym: Tungstophosphoric acid
Linear Formula:
H3[P(W3O10)4]·xH2O
Molecular Weight: 2,880.04 g/mol (anhydrous)
CAS Number: 12501-23-4
Properties
| Vapour pressure | 25.62 hPa at 25 °C |
| Water Solubility | 200 g/100 g water |
| M pt. | ~95 °C |
| Form | Solid |
Safety Information
| Hazard Statement(s) | H302,H314,H411 |
| Precautionary Statement | P260 - P273 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 |
| GHS Pictogram |
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| Signal word | Danger |
| HS Code | 28111990 |
| Storage Temp. | Room Temperature |
| Storage Class | 8A - Combustible corrosive hazardous materials |
| UN Number | 3260 |
Description
Application
Phosphotungstic acid hydrate is widely used in electron microscopy and histology for biological tissue staining in analytical chemistry for the detection and precipitation of proteins and alkaloids and as an acid catalyst in organic synthesis.
Purpose
Phosphotungstic acid hydrate is primarily used as a staining reagent precipitating agent and catalyst in analytical histological and chemical applications.
General Description
Phosphotungstic acid hydrate is a hydrated heteropoly acid composed of phosphorus tungsten oxygen and water molecules appearing as a yellow to greenish-yellow crystalline powder that is highly soluble in water.
Documents
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| Bulk quote order form | |
| Sample COA |
