1.Product name:2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA)
2.CAS No.:37971-36-1
3.Appearance:Colorless liquid
Product name:2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTCA)
Uses: It is widely used in circulating cool water system and oilfield refill water system as scale and corrosion inhibitor, suitable to composite with zinc salt and copolymer. It can be used in situations of high temperature, high hardness, high alkali and high concentration index. In lavation fields, it is used as chelating agent and metal detergent.
PBTCA is usually used together with zinc salt, copolymer, organophosphine, imidazole and other water treatment agents. When used alone, the dosage of 5-15mg/L is preferred
PBTCA | |
Molecular Formula | C7H11O9P |
CAS No. | 37971-36-1 |
Appearance | Colorless or light yellow transparent liquid |
Active acid % | 49.0-51.0 |
Phosphorous acid(as PO33-)% | 0.8max |
Phosphoric acid (as PO43-)% | 0.5max |
| Density (20°C)g/cm3 | 1.27min |
| pH(1% water solution) | 1.5~2.0 |
Packing | Normally In 250kg net Plastic Drum, IBC drum can also be used as required. Storage for ten months in room shady and dry place. |
