-
NCSZ-Eu-5μg/mL 标样/水质铕Eu质控样/5μg/mL
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NCSZ-Eu-0.05μg/mL 标样/水质铕Eu质控样/0.05μg/mL
-
EPA 502 VOC 有机挥发物混标,53 components each 200μg/mL in methanol solution
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苯并[a]蒽标准溶液,2000ug/ml in Toluene
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菲标准溶液,85-01-8,2000ug/ml in Toluene
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萘标准溶液,91-20-3,2000ug/ml in Toluene
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屈标准溶液,218-01-9,2000ug/ml in Toluene
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苊标准溶液,83-32-9,2000ug/ml in Toluene
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苯并(k)荧蒽标准溶液,2000μg/ml in Toluene
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芴标准溶液,86-73-7,2000ug/ml in Toluene
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