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TSPP 96.5% Tetra Sodium Pyrophosphate
RAW MATERIAL
TSPP

TSPP 96.5% Tetra Sodium Pyrophosphate

TSPP 96.5% Tetra Sodium Pyrophosphate is a white, water-soluble inorganic phosphate powder used in detergent, food, paper-processing, and electroplating applications.

Chemical Name
Tetra Sodium Pyrophosphate
Molecular Weight
265.9 g/mol
Molecular Formula
Na4P2O7
EINECS
231-767-1
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PRODUCT OVERVIEW

Product Description

TSPP 96.5% Tetra Sodium Pyrophosphate is a white inorganic phosphate powder with a minimum specified purity of 96.5%. The product is soluble in water and insoluble in ethanol. Its aqueous solution is alkaline, and the material is sensitive to moisture and may absorb moisture from the surrounding air. TSPP is used in detergent formulations as an auxiliary and also has applications in food processing, paper production, and electroplating.
PRODUCT PARAMETERS

General Parameters

Appearance
White powder
Solubility
Soluble in water and insoluble in ethanol; its aqueous solution is alkaline and the material is sensitive to moisture in air.
KEY PROPERTIES

Product Characteristics

White inorganic phosphate powder.
Soluble in water and insoluble in ethanol.
Forms an alkaline aqueous solution.
Moisture-sensitive material.
TECHNICAL SPECIFICATIONS

Specification Data

Specification Standard
Purity (As Na4P2O7) by wt % 96.5 min
P2O5 by wt % 51.5 min
Loss on Ignition by wt % 0.5 max
Water Insoluble by wt % 0.2 max
pH Value 9.9~10.7
Fluoride (as F) by ppm 50 max
Arsenic (as As) by ppm 3 max
Heavy Metal (as Pb) by ppm 4 max
Particle Size (pass 100 mesh sieve) by wt % 90 min
APPLICATIONS

Typical Uses

✓
Used in the food industry as a quality improver and emulsifier.
✓
Used as an auxiliary in detergent formulations.
✓
Used in paper-processing and bleaching applications.
✓
Used in electroplating applications.
STORAGE & HANDLING

Handling Guidance

Store in suitable sealed packaging in a dry and well-maintained storage area. Protect the material from moisture and direct sunlight, and keep it separated from incompatible chemical materials. Storage and handling requirements should follow the actual supplier SDS, COA, and technical documentation.
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