Schlumberger

Product Sheet: SI-4520

Date: 1/1/2010

Download: SI-4520 (0.55 MB PDF)

Scale Inhibitor

SI-4520 is a specially formulated blended end capped polymeric scale inhibitor developed for gas lift scale inhibition. It is effective against mixed sulphate/carbonate scale of barium, strontium and calcium. SI-4520 has a maximum operating temperature of 150°C and is compatible with a wide range of brine types, including ones containing high calcium (>20 000ppm).

Typical Physical Properties
Appearance Amber liquid
Density 1.1 - 1.2g/cm³ @ 20°C
Pour point -15°C
Flash point >70°C
pH, concentrated product 2 - 4
Solubility Water, Ethylene glycol

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