Umea oxide pigmento se ituaiga o pigmenti ma dispersibility lelei, malamalama lelei tetee ma tetee tau.O le u'amea oxide o le lona lua pito sili ona tele o le pa'u oona pe a uma le titanium dioxide ma le pito sili ona lapopo'a lanu mea'ai.Faatasi ai ma pigments u'amea u'amea uma e fa'aaogaina, e sili atu i le 70% o lo'o saunia e ala i vaila'au fa'asolosolo, lea e ta'ua o le synthetic iron oxide.

Vaega:

1. Taape lelei

2. Malamalama lelei teteʻe ma tau tetee

3. Tete'e o le acid

4. Tete'e vai

5. Solvent tetee

6. Tete'e i isi vaila'au

7. Alkali tetee

8. Lelei fua faatatau lanu, leai se toto, leai se malaga

Fa'aoga: Fa'aaogaina i le pigmenti, vali, fa'apipi'i ma isi. Fa'apena fo'i, fa'aaoga lautele mo fetilizer valivali, sima lanu, sima, pavement piliki i le fausiaina.