FOB Price
Obtenir le dernier prix|
Minimum Order
Localité:
China
Prix de commande minimale:
-
Commande minimale:
18 Ton
Packaging Detail:
25kg/bag
Delivery Time:
15-20 days
Supplying Ability:
40 Ton per Day
Payment Type:
T/T, L/C, D/P, Western Union
Personne àcontacter Mr. White
XIQING, Tianjin, Tianjin
|
Index Name
Appearance |
Index |
||
|
Premium Grade |
First Grade |
Qualified |
|
|
White crystalline powder |
White crystalline powder |
White crystalline powder |
|
|
Content% (m / m) > |
*9.*0 |
*9.*0 |
*9.*0 |
|
Melting point C> |
**1.5 |
**1.5 |
**1.0 |
|
ammonia water chroma, platinum cobalt color number < |
5 |
5 |
*5 |
|
Moisture % (m / m) < |
0.*0 |
0.*7 |
0.*0 |
|
Ash mg / kg > |
7 |
*0 |
*5 |
|
Fe mg / kg < |
1.0 |
1.0 |
3.0 |
|
Nitrate content mg / kg < |
*0.0 |
*0.0 |
*0.0 |
|
ITEM
|
STANDARD
|
|
Oxalic Acid Content
|
≥*9.6%
|
|
Sulphate(SO4)
|
≤0.*8%
|
|
Heavy Metals(Pb2)
|
≤0.**1%
|
|
Ferrous(Fe3)
|
≤0.***5%
|
|
Chloride(Cl)
|
≤0.**3%
|
|
Ignition Residue(**0celsius degree )
|
≤0.*8%
|
|
Items
|
Guarantee
|
Test result
|
Test method
|
|
Appearance
|
White powder
|
White powder
|
|
|
Content %(m/m)
|
≥*9.7
|
*9.*4
|
SH/T***9.*****7
|
|
Melting point
|
≥**1.5
|
**2.9
|
GB/T *****8
|
|
moisture %(m/m)
|
≤0.*0
|
0.*6
|
GB/T ******8
|
|
Ash, mg/kg
|
≤7
|
2
|
SH/T***9.*****7
|
|
Ammonia solution colour(in pt-co scale)
|
≤5
|
1
|
SH/T***9.*****7
|
|
Fe Content, mg/kg
|
≤1.0
|
0.2
|
SH/T***9.*****7
|
|
Nitrcacidcontent,mg/kg
|
≤*0
|
1.3
|
SH/T***9.*****7
|
|
Content of oxidizable compounds as oxalic acid,
|
≤*0
|
*7
|
SH/T***9.*****7
|
|
Melt colour(in&
|
