HEMPA
Hydroxyethylamino-di(methylene phosphonic acid)

Product information

CUBLEN	R 60	R 50
Chem. Identity	acid	acid
Abbreviation	HEMPA	HEMPA
CAS-No. EINCES-No.	5995-42-6 227-833-4	5995-42-6 227-833-4
Appearance	colorless to yellowish clear liquid
Active substance (calculated as acid)	60 %	50 %
Density (g/cm³) @ 20°C	1.3	1.28
pH (1%) @ 20°C	< 2	< 2

Functional properties
Inhibition of CaCO3 precipitation	very good
Sequestration of metal ions	good
Corrosion inhibition on unalloyed steel	good

sequestration of metal ions
For improved draining and drying behaviour at glas surfaces
For simultaneous scale inhibition and corrosion inhibition
In processes where distinct dispersing ability under mild alkaline conditions is required
in acidic cleaners