Metaphosphoric acid
Synonym(s):Metaphosphoric acid;Metaphosphoric acid, m-Phosphoric acid
- CAS NO.：37267-86-0
- Empirical Formula: HO3P
- Molecular Weight: 79.98
- MDL number: MFCD00011351
- EINECS: 253-433-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-04 17:34:38
What is Metaphosphoric acid?
The Uses of Metaphosphoric acid
Metaphosphoric acid is used as a dehydrating agent. Its derivative, sodium hexametaphosphate is used as a sequestrant and a food additive. It is also used as phosphorylating agent, analytical reagent and in dental cements.
The Uses of Metaphosphoric acid
An inorganic reagent used for research purposes
The Uses of Metaphosphoric acid
In dentistry for making zinc oxyphosphate cement; as reagent in chemical analysis.
What are the applications of Application
meta-Phosphoric acid is an inorganic reagent used for research purposes
Definition
ChEBI: Phosphonate(1-) is a monovalent inorganic anion obtained by deprotonation of one of the two OH groups in phosphonic acid. It is a phosphorus oxoanion and a monovalent inorganic anion. It is a conjugate base of a phosphonic acid. It is a conjugate acid of a phosphonate(2-).
General Description
meta-Phosphoric acid is a monobasic acid.
Properties of Metaphosphoric acid
| Melting point: | 21°C |
| Boiling point: | 158°C |
| Density | 2 g/cm3 |
| vapor pressure | 0.04 hPa at 20 °C |
| storage temp. | Store below +30°C. |
| solubility | Soluble in alcohol. |
| form | pieces |
| color | Glassy |
| Odor | Odorless |
| Water Solubility | Decomposes in water. Soluble in alcohol. |
| Sensitive | Hygroscopic |
| Merck | 14,7345 |
| Stability: | Stable. Incompatible with strong bases, most metals. |
| CAS DataBase Reference | 37267-86-0(CAS DataBase Reference) |
| EPA Substance Registry System | Metaphosphoric acid (37267-86-0) |
Safety information for Metaphosphoric acid
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P260:Do not breathe dust/fume/gas/mist/vapours/spray. P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Metaphosphoric acid
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