 
    Henkel Loctite Catalyst 15 Clear, formerly Emerson and Cuming, is a high viscosity, room temperature curing, epoxy hardener that offers a long pot life, flexibility, low cost, and low toxicity. 8 lb Pail.
| Typical Use: | Used as a hardening agent for epoxy resins. | 
| Chemical Composition: | Epoxy | 
| Color: | Clear | 
| Components: | 2 part | 
| Cure System: | Room Temperature/Heat | 
| Cure Time: | 16 to 24h @ room temperature; 2h @ 80 °C | 
| Flash Point: | >76.6 °C | 
| Service Temperature: | -40 to 90 °C | 
| Specific Gravity: | 0.97 | 
| Viscosity: | 25,000 | 
| Working Time: | 2h |