1. Transparent liquid coloured from green to
dark-green.
2. Mass concentration of orthophosphoric
acid (free) – max. 300 g/dm3
3. Mass concentration of zinc salts (on basis of ZnO)
– min. 5 g/dm3
4. Mass concentration of chrome (on basis of CrO3) – 8-11
g/dm3
5. Converting ability – min. 80 points
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