Estimated production by the official inspection of coal-tar dyes (including dye aluminum lakes) in 1995
Ishimitsu, S.; Mishima, I.; Tsuji, S.; Shibata, T.
Eisei Shikenjo Hokoku. Bulletin of National Institute of Hygienic Sciences 114: 102-105
1996
ISSN/ISBN: 0077-4715 PMID: 9037875 Document Number: 459213
The number of official inspection of coal-tar dyes and their lakes from April in 1995 till March in 1996 were 580 in total. The quantity which passed inspection amounted to 166.4 ton in Japan. The production of color in each month was summarised in Table 1, and by each producing company in Table 2. The food coal-tar dye produced in the largest quantity was Food Yellow No.4, occupying 43.9% in this period.