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Tetrasodium Pyrophosphate (SCI-TSPP-TG)
Tetrasodium Pyrophosphate (SCI-TSPP-TG)

Tetrasodium Pyrophosphate (SCI-TSPP-TG)

 

Model No.: Tetrasodium Pyrophosphate (SCI-TSPP-TG)

Molecular Formula:Na4P2O7

Molecular Weight: 265.9

Standard executed: HG/T2968-1999(Technical Grade), HG/T2968-1988(Food Grade)

Capacity: 20000t/a

Properties:
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890 ; Deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70  but will be hydrolyzed into di-sodium phosphate when boiled .

Uses:
Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.

Packing and storage: Packed in 25 Kg, 50 Kg or 1000 Kg net bags. It must be stored in places well ventilated and dry.


Specification:

NO

Specifications

Industrial Grade

Food Grade

1

Assay (as Na4P2O7 )     %≥

96.5

96.5

2

P2O                                 %≥

51.5

51.5

3

Ortho Phosphates

Pass

Pass

4

PH Value

9.9-10.7

9.9-10.7

5

Water Insoluble matter   % ≤

0.2

0.2

6

Size (through 60mesh sieve)

90% Min.

90%

7

L.O.I.                                   % ≤

0.5

 

8

(As F)                                  % ≤

0.005

 

9

(As As)                                % ≤

0.0003

 

 

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