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三氯甲烷中5种有机磷类混标
氯化锦葵色素-3-Β-葡糖苷,≥90% (HPLC)
DENSITY-HYDROMETER, TYPE 20°C,WITHOUT THERMOMETER RANGE 0,700-0,800:0,001 G/CM3 ,LENGTH 300 MM
Flathead - B Length Cone
SEPARATORY FUNNEL, 500 ML, CYL. UNGRAD., BOROS. GLASS, SOLID ST-STOPCOCK PLUG, BORE 2,5 MM, ST-P
微量加样枪 0.5-10ul Finn数字式加样枪
ISO-Guide34-Gadolinium(Gd)标准溶液,1000mg/L溶于2% HCl
认证产品 组合装 LD 2ML 透明ID 样品瓶 含
QUANTITATIVE FILTERPAPERS, VERY SLOW (FLAT)
氮化钛