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hanshuo00

新虫 (小有名气)

[求助] 土壤无定型铁铝测定

提取土壤无定型铁和铝,采用酸性草酸铵缓冲溶液的方法,提取出来后,用电炉灼烧去除有机质的过程中,不知道是不是因为温度低,总是有黑色残留,盐酸溶解不掉,而且后期采用试铁灵方法测铝时,两次灼烧去除有机质方法得到的铁铝含量差异较大,不知道是不是因为电炉灼烧温度低(250摄氏度),求各位做过的大神指点迷津!
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辣的嗷嗷嗷

新虫 (初入文坛)

虫友你试铁灵测出来了嘛?铁铝标是啥颜色的啊
2楼2022-05-12 09:27:45
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hanshuo00

新虫 (小有名气)

引用回帖:
2楼: Originally posted by 辣的嗷嗷嗷 at 2022-05-12 09:27:45
虫友你试铁灵测出来了嘛?铁铝标是啥颜色的啊

铝标好像是黄色的,铁标是绿色

发自小木虫Android客户端
3楼2022-08-19 10:44:21
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