Tetrasodium pyrophosphate

Tetrasodium pyrophosphate

CAS No.: 7722-88-5
Molecular Formula: Na4O7P2
Molecular Weight: 265.902402
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product description

Sodium Pyrophosphate is an important type of inorganic phosphate compound. At room temperature, it is a white powder or crystalline powder, odorless and tasteless, with good fluidity.


Chemical Properties

Melting point

80 °C

Boiling point

93.8 °C

density

2.53 g/mL at 25 °C(lit.)

vapor pressure

0Pa at 20℃

storage temp.

Inert atmosphere,Room Temperature

solubility

H2O: 0.1 M at 20 °C, clear, colorless

form

Granular

color

White

Specific Gravity

2.534

Odor

Odorless

PH Range

10.3

Water Solubility

Soluble in water. Insoluble in ethyl alcohol.

Sensitive

Hygroscopic

Merck

14,9240

Exposure limits

NIOSH: TWA 5 mg/m3

Stability:

Stable. Incompatible with strong oxidizing agents.

InChIKey

FQENQNTWSFEDLI-UHFFFAOYSA-J

LogP

-3.42

CAS DataBase Reference

7722-88-5(CAS DataBase Reference)

EPA Substance Registry System

Tetrasodium pyrophosphate (7722-88-5)


Safety Information

Hazard Codes

Xi,Xn

Risk Statements

36/37/38-41-22

Safety Statements

26-36-39

OEB

B

OEL

TWA: 5 mg/m3

WGK Germany

3

RTECS

UX7350000

TSCA

Yes

HS Code

28353990

Hazardous Substances Data

7722-88-5(Hazardous Substances Data)

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FAQ

Q1:Does it support customized products?

A1:Yes, it does. Formulations can be adjusted and customized production can be carried out according to customer's industry needs and performance parameters.


Q2:Can samples be provided?

A2:We support free sample delivery and testing services to meet customers' early testing needs.


Q3:Is the product quality stable? 

A3:With full-process quality inspection and control, there are minimal batch differences, and the purity and stability strictly meet the standards.


Q4:What is the shipping cycle?

A4:For regular inventory, we offer quick delivery. For customized orders, we arrange production according to demand and ensure timely delivery.

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