Phosphorus based bulk intermediates are available in Europe, Asia, North America and Latin America.
| Chemical Name | CAS Number | 
| Phosphorus Trichloride | 7719-12-2 | 
| Phosphorus Oxychloride | 10025-87-3 | 
| Sodium Hypophosphite HP grade | 7681-53-0 | 
| Sodium Hypophosphite UP grade | 7681-53-0 | 
| Sodium Hypophosphite 60% solution | 7681-53-0 |