Michem® Indicator 001

Brand Family Overview

Ecrothan® polyurethane dispersions and PU-acrylic hybrid dispersions are specially developed for applications requiring maximum durability in a beautiful finish, e.g. for industrial wood. Available in grades for hard surfaces and flexible substrates, including 100% cosolvent-free grades.

See more Ecrothan products.


Detects the presence of Michelman Primer treatments on dry coated substrates. When applied on dry surfaces which have been properly treated with Michelman Primer coatings, the indicator will change color from blue to yellow.


Indicator solution to detect the presence of acid functional primers.

Physical Properties

These physical properties are typical but should not be considered specifications.

Appearanceblue liquid
pH12.0 - 13.8
Percent Non-Volatile0.00 - 0.5

Site of Manufacture (and Product Code)

CIN (MI001)
AUB (MI001.E)
SNG (MI001.S)

Application Data

Apply a drop to the surface. The colour will change from blue to yellow if the surface has acid functionality.