L-Tartaric Acid
Code: J316
CAS #: 87-69-4
L-Tartaric acid chelates Na+, K+ monovalent cations.
Salicylic Acid
Code: K158
CAS #: 69-72-7
Salicylic Acid chelates divalent metal cations
Ammonium Oxalate Monohydrate
Code: E742
CAS #: 6009-70-7
Ammonium oxalate chelates Cu cations.
Potassium Oxalate
Code: 94013
CAS #: 6487-48-5
Potassium oxalate chelates divalent cations including Ca
2+, Fe
2+ and Mg
2+.
Nitrilotriacetic Acid (NTA)
Code: K296
CAS #: 139-13-9
Nitrilotriacetic Acid (NTA) is a polyamino carboxylic acid which chelates di- and tri- metal cations. The chelating activity of NTA is similar to EDTA but NTA is biodegradable and easily removed during wastewater treatment.