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含铅油漆电影便携式X射线荧光分析仪-(颜色代码:橙)
¥650
烟气脱硫石膏
铷同位素标准品 Rubidium Chloride
冷冻人血清中肌酐;Creatinine in Frozen Human Serum
氢在钛合金
有毒金属在山羊血;Toxic Metals in Caprine Blood
氧气阀钢
冷冻人血清中电解质;Electrolytes in Frozen Human Serum
城市灰尘Urban Dust PM2.5 NIST,大量现货
红黄铜B;Red Brass B
含铅油漆膜(红色),标称1.0毫克/平方厘米
NIST 冷冻人尿中砷物质;Arsenic Species in Frozen Human Urine