1,TBLS Tribasic Lead Sulfate 2,used for PVC heat stabilizer in plastic industry. 3, good quality and competitive price TBLS Tribasic Lead SulfateMolecular formula: 3PbO.PbSO4.H2OMolecular weight: 990.86Standard:HG 2340-1992Main application: used for PVC heat stabilizer in plastic industry.Characters: white powder, smell sweet, slightly dissoluble in water and dissoluble in nitric acid, hot chloric acid, ammonium acetate and sodium acetate solutions, Lost crystallization, melting point is 800oC at 135 deg,it turns yellow in sunlight, especially in wet condition.
| Item | Premium grade | Qualify grade |
| Lead Content,%(Pb) | 88.0-99.0 | 88.0-99.0 |
| Sulfur Trioxide,% (SO3) | 7.5-8.5 | 7.5-8.5 |
| Heating loss,% | 0.30max | 0.40max |
| Residue through 75um screen% | 0.30max | 0.40max |
Application Recipe For Reference(mass ratio):
| Tri basic Lead Sulphate–Leather Roller | |||
| NBR | 70 | Lithopone | 18 |
| PVC | 30 | Stearic Acid | 2 |
| Pottery Clay | 32 | Accelerant NA-22 | 1.0 |
| Light Calcium Carbonate | 52 | DBP | 21 |
| Zinc Oxide | 5 | Antiager A | 1.0 |
| Iron Oxide red | 10 | Sulphur | 1.5 |
| TLS | 2.5 | ||
Packing:
25 kg pp bag , 24 MT per 20'FCL
Tribasic Lead Sulfate TBLS PVC stablizer
