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Hafnium 1,000 mg/L in 2% HNO3 + 0.5% HF, 50 mL (Hf Metal)
AgraQuant 赭曲霉毒素A酶联免疫检测试剂盒, 2-40 ppb, 48孔板
1000 ml塑料(PP)烧杯
CHROMATOGRAPHIC-COLUMNS, 190 ML, ST-PTFE-STOPCOCK, W. SOLIDPLUG, SCREW-THREAD RETAINING NUT, 20 X
LiChroCART 75-4,LiChrosorb 60 Si 7μm定制柱
4-羟基环己甲酸
LITMUS PAPER,GENERAL TESTING F.ACID OR ALKAL.REACTION,COLOUR CHANGES F.BLUE TO RED W.A PH-CHANGE
样品管
零备滴定管,适用于25 ml的组装式滴定管,BLAUBRAND ,Boro 3.3 玻璃
CNWBOND HC-C18 SPE 小柱