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残杀威标准溶液,114-26-1,analytical standard,100ug/ml in acetone
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多氯联苯(Aroclor 1242)标样,53469-21-9,analytical standard,100ug/mL in methanol
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β-六六六标准溶液,319-85-7,analytical standard,100ug/ml in methanol
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灭线磷标准溶液,13194-48-4,analytical standard,100ug/ml in acetone
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芘标准溶液,129-00-0,2000μg/ml in Toluene
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铬标准溶液,7440-47-3,analytical standard,100ug/ml in water
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苯并(k)荧蒽标准溶液,2000μg/ml in Toluene
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p, p’-DDD标准溶液,72-54-8,analytical standard ,50ug/mL in Toluene:Methanol(volume ratio 1:4)
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钼标准溶液,7439-98-7,100ug/ml in 1%HCl
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First Standard® 甲醇中4-氯苯氧乙酸钠溶液,100ug/ml
Sodium 4-chlorophenoxyacetate solution in Methanol, 100ug/mlFirst Standard®天津
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