COD (KOİ) standart çözeltisi CRM

 0.5 mol/l 1000 mg/L Co
100 ml/paket

1000 mg/L F 
500 ml/paket

H₂O 'da 75.0 mg/L PO₄-P (toplam)
100 ml/paket

0.5 mol/l 1000 mg/L Cd 
500 ml/paket

1000 mg Ni
1 ampul/paket

0.5 mol/l 1000 mg/L Mn
500 ml/paket

2 mol/l 1000 mg/L Sn
100 ml/paket

1000 mg/L CrO₄
500 ml/paket

2 mol/l 1000 mg/L Sn
500 ml/paket

0.5 mol/l 1000 mg/L Cu
100 ml/paket

H₂O 'da 0.400 mg/L PO₄-P (toplam)
100 ml/paket

0.5 mol/l 1000 mg/L Cr
500 ml/paket