Mergal® 680 is a highly effective, formaldehyde-free in-can preservative developed for water-based formulations that are susceptible to microbial contamination during storage and use. With 1,2-Benzisothiazolin-3-one (BIT) as its primary active ingredient, it delivers broad-spectrum protection against bacteria, mold, and yeast. Engineered by Arxada (formerly Troy Corporation), Mergal® 680 is designed for use in paints, adhesives, emulsions, inks, and construction chemicals. It is compatible with a wide pH range and offers outstanding stability, making it a versatile option for both industrial and decorative applications.
Formaldehyde-Free Solution – Suitable for eco-conscious and low-toxicity product lines
Wide pH Compatibility – Stable and effective across a pH range of 4 to 12
Broad-Spectrum Antimicrobial Action – Effective against bacteria, yeast, and mold
Low VOC & Odor Profile – Enables compliance with indoor air quality regulations
High Compatibility – Easily incorporated into complex aqueous formulations
Low Use Rate Efficiency – Delivers effective preservation with minimal addition
Paints & Coatings – Inhibits microbial growth in latex paints and waterborne architectural coatings
Adhesives – Preserves water-based PVA, EVA, and acrylic adhesives against spoilage
Polymer Emulsions – Suitable for styrene-acrylic, acrylic, and vinyl acetate-based dispersions
Printing Inks – Stabilizes water-based printing inks used in packaging and commercial printing
Sealants & Construction Materials – Used in cement additives, plasters, and joint sealants
Pigment Pastes & Slurries – Prevents microbial degradation in water-rich pigment systems
| Property | Details |
|---|---|
| Product Name | Mergal® 680 |
| Manufacturer | Arxada (formerly Troy Corporation) |
| Chemical Type | In-can preservative |
| Active Ingredient | 1,2-Benzisothiazolin-3-one (BIT) – approx. 20% |
| Physical Form | Liquid |
| Appearance | Clear to light amber |
| Odor | Low to negligible |
| pH (as supplied) | 9.0 – 10.5 |
| Solubility | Fully soluble in water |
| Density @ 20 °C | ~1.03 – 1.05 g/cm³ |
| Flash Point | >100 °C |
| Recommended Use Level | 0.05% – 0.15%, depending on application and susceptibility |
| pH Stability Range | 4 – 12 |
| Shelf Life | 18 months (in original unopened container) |
| Packaging Options | 25 kg drums, 200 kg drums, 1000 kg IBCs |
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