硫酸钡,Barium sulfate;for white standard DIN 5033
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三菱HP20树脂,Diaion® HP-20 Resin
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铬酸钙,Calcium chromate;≥95%
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2-苄基丙烯酸,2-Benzylacrylic acid;≥99.0%(GC)
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氯化铵,Ammonium chloride;puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5%
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青蛙血红蛋白,Hemoglobin from Frog blood [Hb];powder, 98.0%-100.0%
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四氢呋喃,Tetrahydrofuran [THF];for analysis EMSURE® ACS,Reag. Ph Eur, ≥99.8% (GC)