詳細(xì)說(shuō)明
保質(zhì)期
limited shelf life, expiry date on the label
mfr. no.
Paragon Scientific Ltd
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相關(guān)類(lèi)別
Matrix Materials Standards
組分
Set A
Blank, 0.0005% (5ppm), 0.005% (50ppm), 0.025% (250ppm), 0.05% (500ppm); 100 mL ea.