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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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高锰酸盐指数 水质标液(浓度1000ug/mL)
BW80860YW-1L
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锂 水质标液(浓度1000ug/mL)
BW81320YW-50mL
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Pricing
靛蓝二磺酸钠(以臭氧计) 水质标液(浓度5µg/ml) 溶剂:磷酸盐缓冲液
BW81267P5Z-50mL
Inquiry
Pricing
总铬 水质标液(浓度1000ug/mL)
BW81145YW-20mL
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7种有机磷混合质控样 (浓度见批号) Mix-7 in Acetone
BW30990DB-1mL
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Pricing
靛蓝二磺酸钠(以臭氧计) 水质标液(浓度1µg/ml) 溶剂:磷酸盐缓冲液
BW81267PZ-50mL
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Pricing
锂 水质标液(浓度1000ug/mL)
BW81320YW-20mL
Inquiry
Pricing
总铬 水质标液(浓度100ug/mL)
BW81145XW-20mL
Inquiry
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钴 水质标液(浓度1000ug/mL)
BW81300YW-20mL
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Pricing
15种氯代除草剂 HJ1070 Pesticides Mix-15(浓度见批号) in Acetone
BW31015DB
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Pricing
靛蓝二磺酸钠(以臭氧计) 水质标液(浓度5µg/ml) 溶剂:磷酸盐缓冲液
BW81267P5Z-100mL
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Pricing
总氮(以氮计) 水质标液(浓度50µg/ml)
BW80500L5W-20mL
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Pricing
品红亚硫酸 标样(浓度见批号)
BW26834DW-500mL
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Pricing
总磷(以磷计) 水质标样(浓度见批号)
BW80600DW-100mL
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Pricing
土壤 pH 碱性 质控样(具体值见批号)
BW88007-45g
Inquiry
Pricing
水中钼 水质标样(浓度见批号)
BW81090DW-20mL
Inquiry
Pricing
亚硝酸盐 标液(浓度1000ug/mL)
BW81415YW-50mL
Inquiry
Pricing
钡 水质标液(浓度1000ug/mL)
BW81060YW-20mL
Inquiry
Pricing
水中氯化氢(以氯化氢计) 水质标样(浓度见批号)
BW81129DW-20mL
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