Sodium Tripolyphosphate (STPP)

Молекулярная формулаNa5P3O10 CAS7758-29-4 Молекулярная масса367.86 g/mol g/mol

СинонимыPentasodium Triphosphate, Sodium Triphosphate

Safety & Hazards (GHS) Warning

Irritant

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Sodium Tripolyphosphate (STPP) is a white, crystalline or granular powder used as a detergent builder, water softener, and emulsifier. It is highly soluble in water and has excellent dispersing and chelating properties, making it a key ingredient in detergents, ceramics, and food processing.

- Detergents & Cleaning Agents: Used as a water softener and cleaning booster. - Food Industry: Acts as a preservative and texture enhancer in processed foods. - Ceramics: Improves plasticity and binding in ceramic production. - Water Treatment: Prevents scale formation and improves efficiency in water systems. - Textile Industry: Used in dyeing and finishing processes.

Appearance	White crystalline powder or granules
Odor	Odorless
Molecular Formula	Na5P3O10
Molecular Weight	367.86 g/mol
Melting Point	622 °C
Density	2.52 g/cm³
Solubility	Soluble in water
pH (1% solution)	9.5 - 10.5
Chemical Stability	Stable under normal conditions

IUPAC Name	pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate
Молекулярная формула	Na5P3O10
Молекулярная масса	367.86 g/mol g/mol
SMILES	[O-]P(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-].[Na+].[Na+].[Na+].[Na+].[Na+]
InChIKey	HWGNBUXHKFFFIH-UHFFFAOYSA-I

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

⚠️ For information only; not a substitute for the official SDS.

Sodium Tripolyphosphate (STPP)

Sodium Tripolyphosphate (STPP)

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