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Sodium Pyrophosphate

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Sodium Pyrophosphate

Name:TSPP Sodium pyrophosphate
Introduction:High quality 96.5%Min Na4O7P2
Manufacturer : Qingzhou Xinsheng Factory ,China.
Appearance:Colorless to white acicular crystal or crystalline powder

Serial number:

CAS No.

7722-88-5

EINECS

231-767-1

Molecular formula:

Na4O7P2

 

Attribute:

Melting Point: 

80 ºC (dec.)(lit.)

Density:

2.534 g/cm

Water soluble:

Soluble in water, insoluble in ethanol

Standard:

ITEM

Industrial Grade

Food Grade

Main content (As Na4P2O7)

≥ 96.5%

≥ 96.5%

Phosphate

passed

pseeed

Phosphorus pentoxide(P2O5)

≥51.5%

≥ 51.5%

PH of 1% water solution

9.9-10.7

9.9-10.7

Heave metals(as Pb)

*

≤ 0.001%

Arsenic(as As)%

*

≤ 0.0003%

Fluoride,as F %

*

≤ 0.005%

Water insoluble %

≤ 0.2

≤ 0.2%

Sieve test(60 mesh passed)

≥90%

≥90%


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