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By certification 
DISPERSING AGENT MF (1)
1.Property
|
Appearance |
Deep brown powder |
|
Compose |
Methylnaphthalene sulfonate formaldehyde condensate |
|
Ion type |
Negative ion |
|
Solubility |
Easy dissolve in water |
2. The main technical standard
|
Item |
Parameter |
detection result |
|
Content% |
≥92 |
93 |
|
Disperse power(standard product),% |
≥80 |
83 |
|
Heat-resisting stability |
130 degree |
4-5 |
|
Sodium sulfate content,% |
≤ 20 |
19 |
|
PH value(1% water-solution) |
7--9 |
7.8 |
|
Content of calcium and magnesium ion% |
≤ 0.4 |
0.2 |
|
Insolubles in water, % |
≤ 0.05 |
0.02 |
