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pharmaceuticals, fertilisers, heat insulation materials, food and feed additives, and water treatment. The country's capacity is around 15,000 tonnes/y and there are more than 30 small producers. The industry leaders, with capacities in excess of 500 tonnes/y, are: Shanghai Dunhuang Chemical Works; Neiqui Magnesium Products Co Ltd and Shanxi Heshun Yinhai Magnesium Industry Co Ltd. China imports significant quantities of magnesium oxide to make up the shortfall between indigenous production and demand.
China Chemical Reporter, 26 Jul 2006, 17 (21), 17-18 Importers' share of Japanese carbon black market pushed back Japanese production of carbon black was 405,859 tonnes in 1H 2006, about 1% higher than the equivalent period of last year. Shipments were 2.7% higher, at 407,178 tonnes. Imports, which had increased by nearly 50% in 2004 and remained at a historically high level in 2005, have abated somewhat so far this year.
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quartz sand and semi-processed quartz stone. In future, Black Bull may consider producing a marketable kaolin product.