Triphenyltin hydroxide
Triphenyltin Hydroxide: High-Quality Fungicide for Agricultural Applications
Triphenyltin hydroxide is an organotin compound widely used as an effective fungicide in agriculture. This white crystalline powder offers superior protection against various fungal diseases while maintaining crop health and yield.
Product Specifications
- Chemical Name: Triphenyltin hydroxide
- CAS Number: 76-87-9
- Molecular Formula: C18H16OSn
- Appearance: White crystalline powder
- Purity: ≥95%
- Melting Point: 118-122°C
- Solubility: Slightly soluble in water, soluble in organic solvents
Technical Parameters
| Parameter | Value |
|---|---|
| Density | 1.40 g/cm³ |
| Flash Point | 110°C |
| Vapor Pressure | 1.5×10-6 mmHg at 25°C |
| Storage Temperature | 0-30°C |
| Shelf Life | 24 months in original packaging |
Primary Applications
Triphenyltin hydroxide is mainly used for:
- Control of fungal diseases in potatoes, sugar beets, and celery
- Protection against leaf spot diseases in various crops
- Anti-fouling agent in marine applications (limited use in some regions)
Triphenyltin Hydroxide FAQ
What crops is Triphenyltin hydroxide most effective for?
Triphenyltin hydroxide shows particularly strong efficacy against fungal diseases in potato crops (especially late blight), sugar beets (Cercospora leaf spot), and celery (early blight). It's also used for various other vegetables and fruits where fungal infections are problematic. The compound works by disrupting fungal cell membranes and inhibiting spore germination.
How should Triphenyltin hydroxide be stored for maximum shelf life?
For optimal preservation, Triphenyltin hydroxide should be stored in its original airtight container at temperatures between 0-30°C (32-86°F), away from direct sunlight and moisture. The storage area should be well-ventilated and separate from food products. Under these conditions, the product maintains its effectiveness for up to 24 months. Always check local regulations for specific storage requirements in your region.
What safety precautions are necessary when handling Triphenyltin hydroxide?
When handling Triphenyltin hydroxide, wear appropriate PPE including chemical-resistant gloves, protective eyewear, and a dust mask or respirator. Work in a well-ventilated area and avoid creating dust. Wash hands thoroughly after use. In case of skin contact, wash immediately with plenty of water. The compound is toxic to aquatic organisms, so prevent contamination of water sources. Always follow the manufacturer's safety data sheet and local regulations.
Application Guidelines
| Crop | Disease | Application Rate | Interval (days) |
|---|---|---|---|
| Potatoes | Late blight | 200-300 g/ha | 7-10 |
| Sugar beets | Cercospora leaf spot | 150-250 g/ha | 10-14 |
| Celery | Early blight | 100-200 g/ha | 7-10 |
Environmental Considerations
Triphenyltin hydroxide decomposes relatively slowly in the environment with a half-life of approximately 3-6 months in soil. It's moderately toxic to aquatic organisms and should not be applied near water bodies. The compound has shown some persistence in sediment, so proper application techniques should be followed to minimize environmental impact.
Triphenyltin Hydroxide Regulatory Status
The use of Triphenyltin hydroxide is regulated differently across regions:
- EU: Not approved for use under Regulation (EC) No 1107/2009
- USA: Limited use with specific restrictions
- Asia: Approved in several countries with varying regulations
Always verify current regulations in your specific location before purchasing or applying Triphenyltin hydroxide products.