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氨氮 水质标液 (浓度5µg/ml)
BW80100A5W-50mL-ON
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钡 水质标样(浓度见批号)
BW81060DW-20mL
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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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铁 水质标液(浓1000ug/mL)
BW81200YW-50mL
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钾、钠、钙、镁 20ml 水质标样(浓度见批号)
BW85033DW-20mL
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pH 4 水质标样(数值见批号)
BW80040DW-400mL
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氨氮 水质标液(浓度1000µg/ml)
BW80100YW-50mL
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Mix-32 in 5% v/v HNO3 / 0.3 - 0.9% v/v HF 100ug/mL
IV-39065-1(BESTOWN-42)
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土壤 pH 碱性 质控样(具体值见批号)
BW88007-45g
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钡 水质标液(浓度100ug/mL)
BW81060XW-20mL
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硼 水质标液(浓度1000ug/mL)
BW81050YW-20mL
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水中硫酸根 分析校准用标液(浓度10000μg/ml)
BW81585TW-100mL
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总磷(以磷计) 水质标液(浓度5µg/ml)
BW80600A5W-50mL-ON
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氨氮 水质标液(浓度1000µg/ml)
BW80100YW-100mL
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银 水质标液(浓度100ug/mL)
BW81010XW-20mL
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Pricing
四氯乙烯中正十六烷 20mL 水质标液(浓度20ug/mL)
BW43335LV-20mL
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总磷、总氮混标 质控样(不稀释) (浓度见批号)
BePure-BW900004-50mL-ON
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8种硝基苯混标 Nitrobenzenes Mix-8 50ug/ml in Methanol
BW30592DM-1ML
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松节油 质控样 Turpentine in Methanol (浓度见批号)
BW26431DM-1mL
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汞 水质标液(浓度100ug/mL)
BW81250XW-20mL
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Pricing
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