Chrome Chemicals
Home >
Product Center
> Categories > Chrome Chemicals
|
|
|
1. Molecular Formula: Na2Cr2O7?2H2O Na2Cr2O7
2. Character:
Bright orange monoclinic-needle-like or small-granular-like crystal.It deliquesces easily in air, dissolves very easily in water and becomes orange acidic solution. It’s a strong oxidant in acidic agents.
3. Uses
It Is mainly used in the manufacture of Chromic aicd, Chrome pigment and other chromic salts. Also used in the industries of leather tanning, textile, electroplating, medicine, oil and fat, petroleum, dye, drilling and wood preservative etc.
4. Packing
Packed in a high-strength composite bag or woven bag with inner plastic bag. Net Weight 40kg
5.Cautions
1) Do not store together with food and strong reducing agent.
2) In storage or transportation, it should be kept away from moisture, colliding, heat and flammable materials and handled with care.
6. Standard
GB/T 1611-2003
Product Index
|
Index name |
Index |
||
|
Excellent Grade Sodium Dichromate Dihydrate |
1st Grade Sodium Dichromate Dihydrate |
Sodium Dichromate Anhydrate |
|
|
Content %≥ |
99.5 |
98.3 |
99.3 |
|
Sulfate(SO4) %≤ |
0.20 |
0.30 |
0.15 |
|
Chloride(Cl) %≤ |
0.07 |
0.10 |
0.10 |
|
Iron(Fe) %≤ |
----- |
----- |
0.005 |
|
Water insolubles %≤ |
----- |
----- |
0.01 |
telephone：
address：
Email:
中文
ENGLISH
Categories
