-
QualityCheck nitrite as N sample EPA 州标准品
-
多氯联苯(Aroclor 1248)标样,12672-29-6,analytical standard,100ug/mL in methanol
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CDCP1 蛋白, Rhesus Macaque (Biotinylated, HEK293, His-Avi) | MedChemExpress (MCE)
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CDCP1, Human, 重组蛋白 (aa 30-368, His) TMPK-01183
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氟离子(F-)标准溶液,16984-48-8,500μg/ml in Water (20℃)
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AEX Ion-exchange resin | MedChemExpress (MCE)
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氨氮标准溶液,1000μg/ml in Water (20℃)
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亚硝酸盐标准溶液(以氮计),100mg/L in water
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金属钳合剂 溶液 A for the determination of alkaline earth in water (hardness), 1 ml
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砷标准溶液,7440-38-2,analytical standard, 100ug/ml in 1%HNO3
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