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PBTC 2-Phosphonobutane -1 2 4-Tricarboxylic Acid CAS 37971-36-1
2023-07-13 15:17  Visit:116
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2-Phosphonobutane -1,2,4-Tricarboxylic Acid(PBTC)

 

Synonyms:

 

PBTC;PBTCA;PHOSPHONOBUTANE TRICARBOXYLIC ACID;2-Phosphonobutane -1,2,4-Tricarboxylic Acid;2-Phosphonobutane-1,2,4-tricarboxylic acid PBTC;

 

CAS No. 37971-36-1

Molecular Formula: C7H11O9P Molecular weight: 270.13

Structural Formula:

 

Properties:

 

PBTC has more power than other phosphonates as an anti-corrosion and anti-scaling agent. It can be used to control the deposition of calcium carbonate. In addition, this substance is very useful in low temperatures and very high temperatures, and with high alkalinity.

 

Specification:

 

Items

Index

Appearance

Clear, colorless to pale yellow aqueous solution

Active acid, %

50.0 min

Phosphorous acid(as PO33-), %

0.5 max

Phosphoric acid(as PO43-), %

0.2 max

Density (20℃), g/cm3

1.27 min

pH(1% water solution)

1.5~2.0

Fe, ppm

10.0 max

Chloride, ppm

10.0 max

 

Usage:

 

PBTC is One of the most important applications of this material in water purification. PBTC is used as an anti-corrosion and antiscalant in industrial units. PBTC is usually used together with zinc salt, copolymer, organophosphine, imidazole and other Water Treatment Chemicals.

 

Package and Storage:

 

200L plastic drum,IBC(1000L),customers’ requirement. Storage for one year in shady room and dry place.

 

Safety Protection:

 

Acidity, Avoid contact with eye and skin, once contacted, flush with water.　

 

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