Chemical Oxygen Demand

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  Chemical Oxygen Demand (COD_Cr) Solution | 5000ug/mL | 50mL | Environmental Monitoring Standard Material

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  Chemical oxygen demand (cod cr ) solution with concentration 5000ug/ml, volume 50ml ideal for chemical titration and analysis ensuring high precision and reliable results

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  Chemical Oxygen Demand (COD_Cr) Solution | 500ug/mL | 100mL | Environmental Monitoring Standard Material

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  Chemical oxygen demand (cod cr ) solution with concentration 500ug/ml, volume 100ml ideal for chemical titration and analysis ensuring high precision and reliable results

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  Chemical Oxygen Demand (COD_Cr) Solution | 50mg/L | 50mL | Environmental Monitoring Standard Material

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  Chemical oxygen demand (cod cr ) solution with concentration 50mg/l, volume 50ml (cas: 877-24-7) ideal for chemical titration and analysis ensuring high precision and reliable results

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  Chemical Oxygen Demand (Oxygen Demand) Solution (CODMn) | 200ug/mL | 20mL | Environmental Monitoring Standard Material

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  Chemical oxygen demand (oxygen demand) solution (codmn) with concentration 200ug/ml, volume 20ml (cas: 62-76-0) ideal for chemical titration and analysis ensuring high precision and reliable results