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å Ƿ ǰ ǻ ޵ Ÿ
ü
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Ǵ ǰ, 99.9% ء
޵
Է : 2013-02-21 11:00:54
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ء԰ 7061 尡 1ǿ ʰ
۸޵ ڣ

Ǵ ǰ 1ǿ Ұ ġ ʰ ư 99.9% Ÿ.


21 ǰǾǰû( ľû) 깰 ǰ 94ǰ(1510) , 99.9%(1509) ̶ .

̹ 16 á յ ̿ ɼ Ǿ 䱸Ǵ ټҺ ǰ Ѿö, öB1, ũ, , ƫ, ôϹ߷, ǪϽ 7 ¸ ľϱ ǽõƴ.

, ء԰ 7061 尡 1ǿ ũ ġ 7ppb ʰ 17.2ppb ư 7060 ؿ ߴ.

ش 尡 2012 7 ġü Ǹ ϰ ȸ ġ Ϸ ´.

, 3449 ܱ(EU, Codex) ̳ Ÿ.

ƿ﷯ ̵ ǰ ̵ üⷮ üذ 0.0031.1% ؿ ſ , ö ʰ߾ص(2.9x10-8~3.8x10-8) 10-6 Ϸμ ؿ Ҵ.

ľû ڴ ̹ ̵ 󵵰 Ϻ ǰ ؼ ̸ ص δټҺ ǰ ߽ ̵ ȭϰڴ١ .  
޵ (ralph0407@mdtoday.co.kr)



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