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Hexachlorobenzene 13C6,100μg/mL in Hexane, 1ml
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Chloride ionophore II,, 25mg
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18-Crown-6 solution,1.0 M in THF, 25ml
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Solvent-extracted oil No.6,10mg/mL, 5ml
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Methylene Blue Trihydrate,Indicator, Green powder, 500g
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Methylene Blue Trihydrate,Indicator, Green powder, 100g
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Methylene Blue Trihydrate,Indicator, Green powder, 25g
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Propoxur solution,100μg/mL in methanol, uncertainty 3%, 1ml
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Sodium hydroxide,40% (w/w) in H2O, Analytical Reagent Grade, 500ml
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Sodium hydroxide,40% (w/w) in H2O, Analytical Reagent Grade, 1L
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Sodium Hydroxide,50% (w/w) in H2O (760 g/L), Analytical Reagent Grade, 500ml
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