Welcome  Wuhan Kangzheng Science and Technology Co.,Ltd  website

logo

No.222 Parrot Road , Hanyang ,Wuhan City, Hubei Province China 430050

Mon - Fri 8:30 - 17:30 Weekend CLOSED

Products

Tetrasodium salt EDTA

Product introduction

Tetrasodium salt EDTA

 

Product name: Ethylenediaminetetraacetic acid tetrasodium salt
English name: EDTA-4Na·4H2O (Tetrasodium EDTA)
CAS NO.: 13254-36-4
Molecular formula: C10H14N2Na4O8·4H2O
Molecular weight: 452.2
Structural formula:
 

 

Technical index

Item

Index

Appearance

white crystal powder

purity %

≥99.0

chelating capacity (mgCaCO3/gPH=11)

≥215

chloride (Cl)%

≤0.01

sulfate(SO42-)%

≤0.05

PH(1% aqueous solution)

10.5-11.5

heavy metal(as Pb)%

≤0.001

ferrum %

≤0.001

Properties: white crystal powder; easily soluble in water; lightly soluble in organic solvent, for example, ethyl alcohol
Uses: It is widely used chelation agent of metal ion. It is used for textile dyeing, water treatment, color photography, medical, daily chemical and papermaking industry. It is used as additive, active agent, water purifying agent, smoke agent for shielding of metal ion and active agent of butadiene styrene rubber.
Packaging: 25kg white woven bag or drum lined with plastic bag; should be preserved to avoid sunlight, moisture and fire;

+8615623071926