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化学需氧量 50ml 水质标液(浓度89.5µg/ml)
BW80250L9W-50mL-ON
Inquiry
Pricing
环境标样-55种挥发性有机物混标 (浓度见批号) VOC Mix-55 in Methanol
BW30491DM-v2-1mL
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Pricing
环境标样-13种醛酮(DNPH)化合物混标 DNPH Mix-13 5ug/ml in Acetonitrile
BW30748DA-1mL
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Pricing
甲苯/异辛烷中4种六六六 质控样(浓度见批号)
BW30817DZ-3mL
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总磷(以磷计) 水质标液(浓度9µg/ml)
BW80600A9W-50mL-ON
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土壤 pH 酸性 质控样(具体值见批号)
BW88005-45g
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铵离子 水质标液(浓度100µg/ml)
BW81023XW-50mL
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水中氟离子 水质标液(浓度500ug/ml)
BW81195ZW-20ML
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Pricing
浊度 标液 (100NTU)
BW80880X-500mL-ON
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铁 50ml 水质标样(浓度见批号)
BW81200DW-50mL
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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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Pricing
2种内标物混标 VOC Mix-2 2000ug/mL in Methanol
BePure-30904Y2M
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Pricing
水中氯离子 水质标液(浓度100μg/ml)
BW81125XW-50mL
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Pricing
水中磷酸根 水质标液(浓度500ug/mL)
BW81430ZW-20mL
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Pricing
总磷(以磷计) 水质标液(浓度500µg/ml)
BW80600ZW-20ML
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Pricing
化学需氧量 50ml 水质标液(浓度50.3µg/ml)
BW80250L5W-50mL-ON
Inquiry
Pricing
21种挥发性有机物 质控样(浓度见批号)
BW30495CJ-1mL
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Pricing
锌 水质标液(浓度100ug/mL)
BW81730XW-50ml
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Pricing
8种阴离子混标 Mix-8 1000ug/mL
BePure-BW900005-100mL
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Pricing
6种有机磷农药混标 GB3838-2002 质控样(浓度见批号)in Methanol
BW30764DM-1mL
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