| Molecular formula:
C20H24Na2O10S2 |
| |
| Properties: Reddish brown
coloured powder, easily soluble in
water. |
| |
| Packaging: |
| 25 Kg Plastic Woven
Bag. |
| |
| Certificate of Analysis:
|
| Product name: Sodium
Lignosulphonate (power) |
| Based on test National standard
GB8076-1997,GB8077-2001. |
| |
| Homogeneous Qualitative Test:
|
| ITEMS |
STANDARD |
TEST RESULT |
| Visual Appearance |
Brown power |
Brown power |
| Water insoluble substance(%) |
≤1.5 |
1.0 |
| Solid Content(%) |
≥92 |
93 |
| PH Acidity(20c) |
7.0-9.0 |
8.0 |
| Moisture Comtents(%) |
≤7 |
5 |
| Lignosulphonate Content(%) |
≥50 |
52 |
| Ca+Mg(%) |
0.3-1.5 |
0.8 |
| Reducing sugar content(%) |
≤6 |
3 |
| Performance |
Dosages for P.O.42.5 Standard
Cement(wt% of cement) |
| 0.2±0.1 |
0.2±0.1 |
| Water Reducing of Mortar |
≥8 |
10 | |
| |
| Uses: |
|
Main applications include
concrete admixtures as water reducing additive.
It has low dosage, low air content, high water
reducing rate and applicable to most types of
cement. Additional uses include leather tanning,
pesticides, and paper cutting
chemicals. |
