Sodium Hexametaphosphate CAS#10124-56-8
Versatile Chemical Form: Sodium hexametaphosphate, also known as "polyvinylidene sodium" and other names, offers flexibility in various industrial applications due to its multiple forms.
High Solubility: This compound is highly soluble in water, making it easy to use in aqueous solutions for diverse chemical processes.
Low Melting Point: Its low melting point enhances its suitability for use in processes that require low-temperature conditions.
Acidic Solution: The aqueous solution of sodium hexametaphosphate exhibits acidic properties, which can be leveraged in specific chemical reactions and applications.
Sodium hexametaphosphate is a type of sodium metaphosphate polymer. It is also known by various names, including "polyvinylidene sodium," "sodium multiple metaphosphate," "sodium metaphosphate vitreous body," and "Graham salt." This compound appears as a colorless, transparent, glass-like solid or white powder. It is highly soluble in water but has a low melting point. Its aqueous solution exhibits acidic properties.
Parameters
Melting point | 616℃ |
Boiling point | 1500℃ |
density | 2.181 |
FEMA | 3027 | SODIUM HEXAMETAPHOSPHATE |
refractive index | 1.482 |
RTECS | OY3675000 |
storage temp. | 2-8°C |
form | Solid |
color | White |
Odor | odorless |
Water Solubility | Soluble in water. Insoluble in organic solvents |
Stability | Stable. Keep dry. |
InChIKey | INSNVPUOJJTBAL-UHFFFAOYSA-H |
CAS DataBase Reference | 10124-56-8(CAS DataBase Reference) |
EPA Substance Registry System | Sodium hexametaphosphate (10124-56-8) |
Safety Information
Safety Statements | 24/25 |
WGK Germany | WGK 1 slightly water endangering |
TSCA | Yes |
HS Code | 2835390000 |
Hazardous Substances Data | 10124-56-8(Hazardous Substances Data) |
Used for colorimetric determination of phosphorus, magnesium, niobium, copper, silicon, and arsenic; polarographic and volumetric analysis of iridium; acts as a reducing agent for heteropolyacids, copper, and gold; testing of phosphate, tungstate, nitrate, nitrite, selenium, and tellurium; serves as a developer, antioxidant, and desulfurizer in the fertilizer industry; also functions as a urea synergist.
