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PHOTOGRAPHIC COLOR DEVELOPER COMPOSITION PACKAGED IN TWO OR MORE CONCENTRATED PARTS, PARTICULARLY SOLUTIONS, AND CONCENTRATED COLOR DEVELOPER WATER SOLUTION
PHOTOGRAPHIC COLOR DEVELOPER COMPOSITION PACKAGED IN TWO OR MORE CONCENTRATED PARTS, PARTICULARLY SOLUTIONS, AND CONCENTRATED COLOR DEVELOPER WATER SOLUTION
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机译:两种或以上浓缩零件,特定溶液和浓缩彩色显影剂水溶液包装的照相彩色显影剂组合物
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摘要
Color developer composition packaged in two or more concentrated parts, which on mixing with water give a ready-for-use silver halide developer solution, one part thereof comprising an aqueous concentrated solution containing a N-hydroxyalkylsubstituted p-phenylene diamine salt developing agent and a sulfite compound, said aqueous concentrated solution having a pH from 6 to 8. In particular, said N-hydroxyalkyl-substituted p-phenylene diamine developing agent is a 4-amino-3-methyl-N-ethyl-N-( beta -hydroxyethyl)-aniline and the molar ratio of the sulfite compound to the developing agent is higher than 1.5:1.
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