1,
Chemical Name
:
EDTA-FeNa
2,Molecular Formula
:
C
10
H
12
FeN
2
O
8
Na·3H
2
O
3,Molecular Weigh
t:
421.09
4
,CAS:
15708-41-5
5,Characte
r:
Yellow or
tawny
crystalline non-toxic powder. It decompose at 240ºC. It is soluble in water and acids, slightly soluble in ethanol.
6,Usage
:
It
'
s mainly used as complexing agent,oxidant, photosensitive material developing and bleaching agent,black-and-white film thinner.In the biochemistry field,It is used to eliminate the inhibition of enzymatic catalytic reactions caused by trace heavy metals, and used as plant cell culture.It
'
s widely used in food, health care products, dairy products, drugs, etc.,and it
'
s an ideal iron supplement.
7,Packing
:
It is packed with
a
polyethylene bag as
the
inner layer, and a compound plastic woven bag as
the
outer layer. The net weight of each bag is 25kg
.
8,Storage and Transport
:
It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances
.
Specification
|
GB22557-2008
|
FCCVII
|
Content (Fe),
w/%
|
12.5-13.5
|
12.5-13.5
|
Content (EDTA),
w/%
|
65.5-70.5
|
67.0-72.0
|
pH(10g/L,25
ºC
)
|
3.3-5.5
|
3.3-3.5
|
Water Insoluble substances
,
w/%
≤
|
0.1
|
0.1
|
N
itrilotriacetic
A
cid,
w%
≤
|
0.1
|
0.1
|
Heavy Metals( Pb)
,
mg/
k
g
≤
|
----
|
|
Arsenic (As),
mg/kg
≤
|
1
|
1
|
Lead (Pb),mg/kg
≤
|
1
|
1
|
Chloride
(
Cl
),mg/kg
≤
|
----
|
600
|