HS-313 2-Phosphonobutane -1,2,4-Tricarboxylic Acid (PBTCA)

CAS No.: 37971-36-1
Alias: PBTC 
Molecular Formula: C7H11O9P                 
Molecular Weight: 270.13
Properties & Use
PBTCA has low phosphorus content, good scale and corrosion inhibiting property, good resistance to chlorine oxidation. It is widely used for circulating cooling water system and oilfield flooding system.

Specifications Conform to HG/T 3662-2000

Item

Details

Appearance

colorless or light yellow transparent liquid

Active ingredient (PBTCA) %    ≥

50

Phosphorous acid (PO33-) %     ≤

0.5

正Phosphoric acid (PO43-) %     ≤

0.2

Density (20℃) g/cm3        ≥

1.270

pH-value (1% aqueous solution)

1.5 - 2.0

Iron (Fe) content mg/L       ≤

10.0

Chloride (Cl) content mg/L  ≤

10.0

Packing & Storage
In plastic drum, 25Kg or 250Kg/drum. Stored in cool place indoors. Shelf life is 12 months.

Safety Protection
Avoid contact with skin and eyes; wash with plenty of water.

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