邻二甲苯,o-Xylene;puriss. p.a., ≥99.0% (GC)
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葡聚糖凝胶G50超细粒,Sephadex G-50 Superfine
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氯化铷,Rubidium chloride [RbCl];BioUltra, for molecular biology, ≥99.0% (AT)
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二氢叶酸,Dihydrofolic acid [FAH2];≥90%
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红霉素,Erythromycin;Pharmaceutical Secondary Standard; Certified Reference Material
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姜黄素,Curcumin;from Curcuma longa (Turmeric), powder, ≥65% (HPLC)
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硝酸钾-15N,Potassium nitrate-15N;98 atom % 15N