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铒标准溶液,1000ug/ml in 1.0 mol/L HNO3
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铷标准溶液,7440-17-7,analytical standard,1000μg/ml, in 1mol/L HNO3
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水质铁标样,7439-89-6,0.7±0.03mg/L
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钬标准溶液,7440-60-0,1mg/ml in 1.0mol/L HNO3
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三氯乙烯标准溶液,79-01-6,analytical standard,1000ug/ml in methanol
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汞标准溶液,7439-97-6,100ug/ml in 5% HNO3
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铁,7439-89-6,≥99%,还原,粉末(细)
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铅标准溶液,7439-92-1,1000ug/ml Pb in 1.0 mol/L nitric acid
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三价铬标准溶液,7440-47-3,analytical standard,1000ug/ml, in 1.0 mol/L HCL
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钕标准溶液,7440-00-8,analytical standard, 1000μg/ml in 1mol/L HNO3
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