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Triethylphosphine Oxide
UBBELOHDE-VISCOSIMETER, CALIBRATED, DIN 51562, ISO 3105, BS 188, NF T 60-100, SAMPLE CAPACITY 15
Chromolith RP-18 endcapped 快速分析整体化柱
乙烯雌酚标准品
填料 10%阿匹松- L on Chromosorb WHP 80/100
Safe-Lock 无色微量离心管
四苯乙烯
苯并[a]芘 ≥96% (HPLC)
TUBES BLOOD SUGAR,ACC.TO FOLIN-WU, 220 X 19 MM O.D., MARKS AT 4-12,5,25 ML
Instrument tray, MF, white, flat, 240 x 180 mm