Chlorine, 10000µg/g (1.00wt%) in Mineral Oil,100ml

Aluminum Standard: Al @ 1000 µg/mL in 5% HNO3, 100mL

Si @ 10000 µg/mL in H2O, tr. F-, 100ml

Nitrite (NO2-) as N, 1000µg/ml in Water, 100ml