 |
| Polynaphthalene formaldehyde sulfonate sodium salt is a brown or dark brown powder. Commonly used as dispersants and fillers for dispersed dyes, reactive dyes, pesticides, tanning agents for leather, water reducers for cement and concrete in construction, and water reducers for oil well cement, etc | |||||||||
9084-06-4
bosschemical
9084-06-4
| Property | Specification |
|---|---|
| Melting Point | 191–194 °C (lit.) |
| Density | 1762.7 [at 20 °C] |
| Bulk Density | 800 kg/m³ |
| Storage Conditions | Store below +30 °C |
| Solubility in Water | 0.1 g/mL, clear, colorless |
| Form | Fine powder |
| Color | White |
| pH Value | 7.0–11.0 (20 g/L, H₂O, 20 °C) |
| Water Solubility | Soluble |
| BRN | 3633992 |
| Stability | Stable. Hygroscopic. Incompatible with strong oxidizing agents and strong acids. |
| Inspection Item | Specification | Test Result |
|---|---|---|
| Appearance | Light yellow to brown powder/granules, odorless | Light yellow powder |
| Active Content | ≥ 90.0% | 92.3% |
| pH Value (1% Aqueous Solution) | 7.0 - 9.0 | 7.8 |
| Loss on Drying (Moisture) | ≤ 8.0% | 5.2% |
| Sulfonic Acid Content | 18.0% - 22.0% | 20.1% |
| Water Solubility | Easily soluble in water, forming clear to slightly yellow solution | Complies |
| Ash Content | ≤ 10.0% | 7.6% |
| Viscosity (25℃, 10% Solution) | 50 - 200 mPa·s | 120 mPa·s |
