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硝酸盐氮 20mL 水质标液(浓度1000ug/mL)
BW81375YW-20ML
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Pricing
四氯乙烯中油烟(不稀释)(oil fume)检测标样 20mL(浓度见批号)
BW40358DV-20mL
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四氯乙烯中油烟(oil fume)检测标液 20mL(浓度1000ug/ml)
BW40358YV-20mL
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环境标样- 6种苯胺类混标 10mg/l 甲醇溶剂
BW33109LM-1ML
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四氯乙烯中油雾检测 标液 HJ1077-2019 1000ug/ml
BW80345YV-10mL
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四氯乙烯中油雾检测 标样 HJ1077-2019 (浓度见批号)
BW80345DV-10mL
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氨氮 水质标液 (浓度5µg/ml)
BW80100A5W-50mL-ON
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氨氮 水质标液 50µg/ml
BW80100MW-50mL-ON
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总磷(以磷计) 水质标液(浓度5µg/ml)
BW80600A5W-20mL-ON
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总磷(以磷计) 水质标液(浓度1µg/ml)
BW80600AW-20mL-ON
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总磷(以磷计) 水质标液(浓度9µg/ml)
BW80600A9W-20mL-ON
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总磷(以磷计) 水质标液(浓度0.200µg/ml)
BW80600P2W-20mL-ON
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Pricing
总氮(以氮计) 水质标液(浓度5µg/ml)
BW80500A5W-20mL-ON
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总氮(以氮计) 水质标液(浓度80µg/ml)
BW80500L8W-20mL-ON
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水中氯酸盐 标液 (1000ug/ml)
BW81127YW-20ML
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Pricing
水中氯酸盐 标样(浓度见批号)
BW81127DW-20ML
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环境标样-23种农药混标 Mix-23 (浓度见批号)in n-Hexane/Acetone
BW30914DZ-1mL
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环境标样-35种挥发卤代烃混标 VOC Mix-35 (浓度见批号) in Methanol
BW30492DM-1ML
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环境标样-35种有机挥发物混标 VOC Mix-35 (浓度见批号) in Methanol
BW30494DM-1ML
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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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