مواد استاندارد
Chemical Oxygen Demand COD Reagent (1977 method)
Chemical Oxygen Demand COD Potassium Dichromate 0.125N, 0.0208M Solution
Chemical Oxygen Demand COD 20% w/v Mercury (II) Sulphate in 10% w/v Sulphuric Acid
Reagecon COD 0 - 15000mg/l. Pack size 25 vials
Reagecon COD 0 - 1500mg/l. Pack size 25 vials
Reagecon COD 0 - 150mg/l. Pack size 25 vials
Chemical Oxygen Demand COD 1% w/v Silver Sulphate in Sulphuric Acid Solution
Carbon Dioxide Standard CO2 6g/l (2ml ampoules)
Carbon Dioxide Standard CO2 4g/l (2ml ampoules)
Carbon Dioxide Standard CO2 3g/l (2ml ampoules)
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دتکتور تیوب گاز Nitrogen dioxide رنج: 0.2-12 بسته 10 عددی GASTEC ژاپن