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6种有机磷农药混标 GB3838-2002 质控样(浓度见批号)in Methanol
BW30764DM-1mL
Inquiry
Pricing
Pesticide mix-47 for HJ963 500ug/mL in Acetone 1mL
BePure-32661ZB
Inquiry
Pricing
硼 30ml 水质标样(浓度见批号)
BW81050DW-30mL
Inquiry
Pricing
六价铬 20mL 水质标液(浓度1000µg/ml)
BW81150YW-20mL
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Pricing
高锰酸盐指数 20ml 水质标样(浓度见批号)
BW80860HW-20mL
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Pricing
铅 水质标液(浓度1000ug/mL)
BW81440YW-50mL
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Pricing
甲醇中常规无铅汽油(C6-C9) n-Alkane Mix-4 5000ug/ml in Methanol
BePure-30936Y5M
Inquiry
Pricing
PCB Mix-7 100ug/mL in n-Hexane
BePure-31503eXH
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Pricing
总磷(以磷计) 水质标液(浓度1µg/ml)
BW80600AW-20mL-ON
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Pricing
丁基黄原酸钾 标样 Butylxanthic acid potassium salt in Water(浓度见批号)
BW20852DW-1mL
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Pricing
总磷、总氮混标(不稀释) 质控样 (浓度见批号)
BePure-BW900004-500mL
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Pricing
6种金属元素(铜锌锰铁铝镍) 标样(浓度见批号) 溶剂:5%硝酸
BW930001DW-25mL
Inquiry
Pricing
23种挥发性有机物混标质控样 Mix-23 in Methanol
BW33371DM-1mL
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Pricing
总氮(以氮计) 水质标液(浓度500µg/ml)
BW80500ZW-20mL
Inquiry
Pricing
2种替代物混标 Aromatics Mix-2 1000ug/ml in Acetone
BePure-30907YB
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Pricing
8种菊酯混标 Pesticides-Mix 8 1000ug/ml in Acetone 1ml
BePure-30809YB
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Pricing
石油类(红外法)1000ug/ml 四氯乙烯 10ml 分析校准用标液(浓度1000µg/ml)
BW80355YV-10mL
Inquiry
Pricing
铍 20ml 水质标样(浓度见批号)
BW81070DW-20mL
Inquiry
Pricing
总氮(以氮计) 水质标液(浓度100µg/ml)
BW80500XW-20mL
Inquiry
Pricing
水中硫酸根 水质标液(浓度1000ug/ml)
BW81585YW-1L
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