It is widely used in corrosion and scale inhibition of circulating cooling water system and oilfield water injection system, especially suitable for use in combination with zinc salt and copolymer, and can be used in situations where high temperature, high hardness, high alkali and high concentration ratio are required.
Multiple Names
PBTC;
PBTCA;
2-Phosphonobutane-1,1,1-Tricarboxylic Acid;
2-Phosphono Butane-1,2,4-Tricarboxylic Acid
CAS No. 37971-36-1; 37971-63-1
EC No. 253-733-5
MF No. C7H11O9P
MW No. 270.1306
Assay Item | Standard |
Form | Clear liquid |
Color | Colorless to Light yellow |
Acidity Coefficient (pKa) | 1.14±0.10(Predicted) |
Boil | 545.2±60.0 °C(Predicted) |
Soluble | 909g/L at 20℃ |
Density | 1.25 (50% aq.) |
1. It has good dispersion effect on water with high turbidity and high iron content.
2. Good thermal stability.
3. It has excellent scale and corrosion inhibition performance.
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