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四氯乙烯中正十六烷 20mL 水质标液(浓度20ug/mL)
BW43335LV-20mL
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氨 水质标液 100ug/ml
BW80900XW-20mL
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环境标样-60种有机挥发物混标 VOC Mix-60(浓度见批号) in Methanol
BW30754DM-1ML
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pH 9 水质标样(数值见批号)
BW80090DW-400mL
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水中氯酸盐 标液 (1000ug/ml)
BW81127YW-20ML
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电导率 水质标样(浓度见批号)
BW80200DW-500mL
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甲醇中五氯酚 质控样(浓度见批号) in Methanol
BW24763DM-1mL
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四氯乙烯中油烟(oil fume)检测标液 10mL(浓度1000ug/ml)
BW80352YV-10mL
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镁 水质标样(浓度见批号)
BW81340DW-20mL
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氨氮 水质标液(浓度1000µg/ml)
BW80100YW-500mL
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水中氟离子 水质标液(浓度1000ug/ml)
BW81195YW-20ML
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浊度 标液 (40.0NTU)
BW80880L4-500mL-ON
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总氮(以氮计) 水质标液(浓度80µg/ml)
BW80500L8W-50mL-ON
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氨氮 水质标液(浓度1000µg/ml)
BW80100YW-100mL
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钾、钠、钙、镁 20ml 水质标样(浓度见批号)
BW85033DW-20mL
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硫酸盐以硫计 20ml 水质标液(浓度100μg/ml)
BW81526XW-20ML
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电导率 水质标液(500μs/cm)
BW80200ZW-500mL-ON
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镁 水质标液(浓度100ug/mL)
BW81340XW-20mL
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环境标样-苯甲醛-乳酸乙酯 混标 VOC Mix-2 (浓度见批号) in Acetonitrile
BW31760-bDA-1mL
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乙腈中苯并(a)芘 质控样 (浓度见批号)
BW26905DA-1mL
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