Chemical Name: Tolytriazole sodium salt
Synonyms: Sodium Tolyltriazole
CAS No.: 64665-57-2
Molecular Fomula: C7H6N3Na
Molecular weight: 155.13
Appearance: Light brown clear solution
Assay: ≥98.0%
Parameter | Specification |
---|---|
CAS Number | 64665-57-2 |
Molecular Formula | C7H6N3Na |
Appearance | White to pale yellow crystalline powder |
Purity | ≥98.5% |
Solubility | Water: 450g/L (20°C) |
pH Value | 9.0-11.0 (5% aqueous solution) |
Feature | Tolytriazole Na | Benzotriazole | Tolytriazole (Acid Form) |
---|---|---|---|
Water Solubility | High (450g/L) | Low (20g/L) | Insoluble |
pH Stability | 7-12 | 5-9 | N/A |
Copper Protection | 0.0025-0.02% dosage | 0.005-0.03% dosage | Requires solubilizer |
Storage Stability | 24 months | 18 months | 12 months |
Prevents copper alloy corrosion in:
Essential component in:
Challenge: 35% copper corrosion rate in industrial chiller
Solution: 15ppm continuous dosage in recirculating water
Result: 89% corrosion reduction, system efficiency ↑22%
Requirement: MIL-A-53001D compliance
Implementation: 0.3% additive package with pH stabilizers
Validation: Passed 1000hr copper strip test (ASTM D1384)
Parameter | Detail |
---|---|
Industry | Energy Generation |
System Volume | 25,000m³ cooling water |
Implementation | Automated dosing system @18ppm |
Outcome | $1.2M annual maintenance cost reduction |
Parameter | Detail |
---|---|
Application | Wafer cleaning solutions |
Concentration | 0.08% v/v |
Benefit | Copper ion contamination ↓92% |
Validation | SEMI F72-0708 compliance achieved |
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