TLC spots were visualized by UV light at 254 nm, or developed with ceric ammonium molybdate or anisaldehyde or copper sulfate or ninhydrin solutions by heating on a hot plate. Reactions were also monitored by using SHIMADZU LCMS-2020 with solvents: A: 0.1% formic acid in water, B: ...
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SMS constructs the copper tube rolling plant in China. Casted hollow billets made of Cu and its alloys 80 mm in diameter and 20 mm thick are rolled into tubes. In the USA the firm has put into practice the plant for hot-rolled strip production according to the above manufacturing technique...