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已读[390] 发布: 2013/09/26 03:08:34
4-traders (press release) Major products are aluminium, copper, diamonds, thermal and metallurgical coal, uranium, gold, industrial minerals ( borates , titanium dioxide and salt ) and iron ore. Activities span the world and are strongly represented in Australia and North America ... and more »
已读[438] 发布: 2013/07/13 16:33:56
第一期为年产20万吨硫酸、6万吨硼酸及硼化合物项目,今年年底建成投产;第二期为年产4万吨氧化镁、10万吨硫酸氨、20万吨含硼复合肥项目,于2009―2010年建成投产;...
已读[339] 发布: 2013/07/11 18:21:59
Headlines & Global News " Borates may have been important for the origin of life on Earth because they can stabilize ribose, a crucial component of RNA. In early life RNA is ... Boron is found in abundance on our planet, it's mostly present in clay deposits and salt . The new ... and more »
已读[313] 发布: 2013/07/11 18:21:53
Hindu Business Line “ Borates may have been important for the origin of life on Earth because they can stabilise ribose, a crucial component of RNA. In early life RNA is thought to have been the informational precursor to DNA,” said James Stephenson, a UHNAI ... ribose is ... and more »
已读[413] 发布: 2013/07/09 22:48:38
由于甲醛的固有缺点,不少人开始浓度采用次磷酸盐、肼或硼化合物作为还原剂替代。在化学镀铜30多年的历史中经历了发展和巨的进步,已成为相对新的领域;为电子产品的...
已读[406] 发布: 2013/07/09 22:48:27
1、基本有机、无机化工原料:甲醇衍生物、乙烯、丙烯、苯系列衍生物等有机合成化学品,钡盐、镁盐、钾盐、硼化合物及硼酸盐、溴化合物、铬盐、氰化物、氟化合物...
已读[380] 发布: 2013/07/09 22:48:19
这种材料含有铁颗粒、石蜡油和硼化合物,看起来像湿的黑色砂子。与传统重混凝土相比,这种材料重量要轻20%,而且可重复使用。它填充在钢制容器中,置于实验终端以屏蔽...
已读[343] 发布: 2013/07/09 22:47:58
Science Daily (press release) " Borates may have been important for the origin of life on Earth because they can stabilize ribose, a crucial component of RNA. In early ...
已读[317] 发布: 2013/07/09 22:47:49
Industrial Minerals (registration) In addition to its metals and precious stone assets, Rio Tinto extracts borates , titanium dioxide (TiO2) and salt from mines in a number of developing nations including Madagascar, Mozambique, Serbia and South Africa. The leaders of... To read the rest ...
已读[324] 发布: 2013/07/09 22:47:40
Rapaport Major products are aluminium, copper, diamonds, thermal and metallurgical coal, uranium, gold, industrial minerals ( borates , titanium dioxide and salt ) and iron ore. Activities span the world and are strongly represented in Australia and North America ... and more »
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