碲块,通常 12mm (0.47in), 99.9999% (metals basis)

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铋粉, -200 目, 99.999% (metals basis)

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碱式碳酸镁水合物, Puratronic?, 99.996% (metals basis)

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硫酸镁水合物, Puratronic?, 99.997% (metals basis)

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四水乙酸锰(II), Puratronic?, 99.999% (metals basis)

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水合钼酸铵 (para), Puratronic?, 99.999% (metals basis excluding W), W 300ppm max

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