MULTI ION IC STANDARD - 7 COMPONENTS (Fluorides (F-) 5 mg/L; Chlorides (Cl-) 10 mg/L; Nitrites (NO2-) 15 mg/L; Bromides (Br-) 25 mg/L; Nitrates (NO3-) 25 mg/L; Phosphates (PO43-) 40 mg/L; Sulphates (SO4)2- 30 mg/L in H2O - traceable to NIST
Expiry: 6 months after opening