POLYOXIN A (CAS 19396-03-3) Suppliers and Product Information

POLYOXIN A is a broad-spectrum antibiotic fungicide with systemic conduction. It is primarily used to control various plant diseases, including wheat powdery mildew, ginseng black spot, tobacco red spot, cucumber downy mildew, melon wilt, rice sheath blight, apple spotted leaf spot, strawberry and grape gray mold, and forest sheath wilt.

The compound is produced through fermentation using Streptomyces cacaoi var. asoensis and Streptomyces piomogenus. The industrial production process involves spore cultivation, fermentation, acidification, concentration, spray drying, and crushing.

Frequently Asked Questions about POLYOXIN A

Q: What is the main application of POLYOXIN A?

A: POLYOXIN A is primarily used as a broad-spectrum antibiotic fungicide in agriculture to control various plant diseases affecting crops such as wheat, ginseng, tobacco, cucumber, melon, rice, apple, strawberry, and grape.

Q: How is POLYOXIN A produced?

A: POLYOXIN A is produced through fermentation using Streptomyces cacaoi var. asoensis and Streptomyces piomogenus. The industrial production process involves spore cultivation, fermentation, acidification, concentration, spray drying, and crushing.

Q: What are the physical properties of POLYOXIN A?

A: POLYOXIN A appears as colorless needle crystals or amorphous crystals. It is easily soluble in water but insoluble in organic solvents. The compound is stable to UV light, acidic, and neutral solutions, but unstable in alkaline solutions.

Q: Is POLYOXIN A safe to use?

A: POLYOXIN A has relatively low toxicity. Animal experiments have shown no carcinogenic, teratogenic, or mutagenic effects. However, as with any chemical compound, proper safety precautions should be taken when handling and using POLYOXIN A.