... with the preparation conditions, have orange chrome yellow, dark chrome yellow, chrome yellow, shallow chrome yellow, lemon fizzles out five.[3PbCrO4 twist piled chrome yellow, 2PbSO4 + Al (OH) 3 + AlPO4 ... for grade 1. Acid and alkali resistance for 3 grade.Deep chrome yellow (PbCrO4 + PbCrO4 · PbO). Chromic acid lead is occupied 85%, with ...