Product Description

Sodium Trimetaphosphate (STMP) is an inorganic phosphate widely used in food processing, water treatment, and industrial formulations. It acts as a sequestrant, dispersing agent, and stabilizer, improving formulation stability and performance.

As a professional raw material supplier, we provide Sodium Trimetaphosphate (STMP) suitable for bulk supply and export markets.

Chemical & Physical Properties

Chemical Name: Sodium Trimetaphosphate
CAS Number: 7785-84-4
Molecular Formula: Na₃P₃O₉
Appearance: White powder
Odor: Odorless
Solubility: Soluble in water
Shelf Life: 24 months under recommended storage conditions

Typical Specifications

• Assay: ≥ 95.0%

• P₂O₅ Content: ≥ 60.0%

• Water Insoluble Matter: ≤ 0.10%

• pH (1% solution): 6.0–8.0

• Heavy Metals (as Pb): ≤ 10 ppm

• Lead (Pb): ≤ 2 ppm

• Arsenic (As): ≤ 3 ppm

• Appearance: White powder

Applications

• Food processing and formulation

• Water treatment

• Industrial chemical formulations

• Sequestration and dispersion systems

Features & Benefits

• Strong sequestration performance

• Good solubility and formulation compatibility

• Suitable for food and industrial applications

• Reliable bulk supply

Packaging & Storage

Packaging: 25 kg bags or customized packaging
Storage: Store in a cool, dry place. Keep sealed and protected from moisture

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