Rhodafac ASIPhosphorus Additives

Rhodafac® ASI is an efficient corrosion inhibitor for:• Ferrous metals• Aluminum• Zinc• Magnesium and their alloysWith high thermal stability up to 350°C

Main applications are soluble oils, synthetic fluids and cleaners.

Phosphonic acid as corrosion inhibitor

Product description pH in waterRhodafac ASI 100 SOLUTION OF OCTYL PHOSPHONIC ACID in water 2.1 @ 1% Rhodafac ASI 80 SOLUTION OF OCTYL PHOSPHONIC ACID in water and ethanol 2.3 @ 5%Rhodafac ASI 80 BC SOLUTION OF OCTYL PHOSPHONIC ACID IN GLYCOL 2.0 @ 5%

Rhodafac ASI are efficient corrosion inhibitors for ferrous metals (1% at pH = 9)

TEST API 287

Rhodafac ASI are efficient staining inhibitors for aluminium (0,2 % at pH = 9)

+ 1% Rhodafac ASI-100

Treat rateWeight uptake

0% 0,05% 0,1% 0,25% 0,5%

47,4 mg - 0,3 mg 0,4 mg 0,6 mg 0,4 mg

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