Estimated production by the official inspection of coal-tar dyes (including dye aluminum lakes) in fiscal year 1998

There were 284 official inspections of coal-tar and their lakes in fiscal year 1998, and 283 of the lots qualified, one of the 40 samples of Food Yellow No. 5 was rejected. The quality of coal-tar dyes that passed inspection in Japan in fiscal year 1998 reached 150.3 tons. Coal-tar dye production is summarized by manoth in Table 2 and by manufacturer in Table 3. The food coal-tar dye produced in the largest quantity was Food Yellow No. 4, accounting for 44.1% during this period.