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Di(2-ethylhexyl)phthalate solution certified reference material,2000μg/ml in methanol, 1ml
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Manganese chloride tetrahydrate analytical Volumetric Solution,0.05M, 1L
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Manganese chloride tetrahydrate analytical Volumetric Solution,0.5M, 1L
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EDTA disodium salt,0.1%(w/v) in 5%(v/v) Alcohol, 500ml
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EDTA disodium salt,0.1%(w/v) in 5%(v/v) Alcohol, 2.5L
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2， 4′-DDD standard solution,1000ug/ml in Purge and Trap Methanol, 1ml
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2， 4′-DDD,10mM in DMSO, 1ml
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Trifluralin standard solution,1000ug/ml in Methanol, 1ml
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Trifluralin standard solution,1000ug/ml in Methanol, 2ml
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Potassium carbonate solution,3% (w/v) in H2O, 1L
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Potassium carbonate solution,50% w/w in H2O, 1L
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