Suspension developer "Elitest PR21N" is made on the basis of solvents. It creates a homogeneous white background on the controlled surface and draws out penetrant, which is in the defect cavity.
It is a full analogue of the standard developer "Elitest PR21", but adapted for use at low temperatures: the limit temperature of the controlled product can reach -40 °C. Classification of the developer "Elitest PR21H" according to GOST R ISO 3452-2: type I form d; type II and III form e.
It is produced in Russia, in Nizhny Novgorod
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