ETHYLENEDIAMINE TETRAACETIC ACID DISODIUM SALT

ETHYLENEDIAMINE TETRAACETIC ACID DISODIUM SALT AR/ACS

EDTA disodium salt

Article No.

03731

Grade

AR/ACS

Purity

99%

CAS No.

6381-92-6

Molecular Formula

C₁₀H₁₄N₂Na₂O₈.2H₂O

Molecular Weight

372.24

H.S. Code

2921.2100

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical state at 20 °C

Solid

Colour

White crystalline

Odour

Odorless

pH value

4 - 5 at 10 g/l at 23 °C

Melting point/ Freezing point [°C]

248 °C

Flash point [°C]

> 100 °C

Solubility in water [% weight]

100 g/l at 20 °C

Appearance	White crystalline powder
Assay (complexometric; on dried basis)	99 - 101%
pH (5% solution in water)	4 - 5
Heavy metal (as Pb)	Max 0.001%
Iron (Fe)	Max 0.0005%
Copper (Cu)	Max 0.00025%
Insoluble matter in water	Max 0.005%
Nitrilotriacetic acid	Max 0.05%
Chloride (Cl)	Max 0.01%
Sulphate (SO4)	Max 0.02%
Calcium (Ca)	Max 0.002%
Nickel (Ni)	Max 0.0005%
Lead (Pb)	Max 0.0005%
Loss on drying (at 150°C; 6 hrs)	8.7-11.4%

Risk Statement: 22
Safety Statement: 26-36

Revision Date : 01-Apr-2021