Ko nga rohe e tata ana ki te equator, ki nga waahi teitei ranei, he kaha te hihi ultraviolet. Ko te rongo mo te wa roa ki nga hihi ultraviolet ka puta he raru penei i te wera o te ra me te koroheketanga o te kiri, no reira he mea nui te whakamarumaru o te ra. Ko te whakamarumaru o te ra o naianei ka tutuki ma te tikanga o te kapi tinana, te whakauru matū ranei.
Ko enei e whai ake nei he maha nga kai whai hua e whakamahia ana i tenei wa ki te whakamarumaru ra.
| Kai Tiri-ra | Awhe Absorption | Taurangi Haumaru① |
| BP-3 (131-57-7) | UVB, UVA ngaru poto | 8 |
| UV-S (187393-00-6) | UVB, UVA | 1 |
| Etocrylene (5232-99-5) | UVB, UVA ngaru poto | 1 |
| Octocrylene (6197-30-4) | UVB, UVA ngaru poto | 2-3 |
| 2-ETHYLHEXYL4-METHOXYCINNAMATE(5466-77-3) | UVB | 5 |
| Avobenzone (70356-09-1) | UVA | 1-2 |
| Diethylaminohydroxybenzoyl hexyl benzoate (302776-68-7) | UVA | 2 |
| Ethylhexyl Triazone (88122-99-0) | UVB, UVA | 1 |
| Bisoctrizole (103597-45-1) | UVB, UVA | 1 |
| TRIS-BIPHENYL TRIAZINE (31274-51-8) | UVB, UVA | Kore Raraunga |
| Phenylbenzimidazole Sulfonic Acid(27503-81-7) | UVB | 2-3 |
| Homosalate (118-56-9) | UVB | 2-4 |
| ZnO (1314-13-2) | UVB, UVA | 2-6 |
| TiO2(13463-67-7) | UVB, UVA | 6 |
| Benzotriazolyl Dodecyl p-Cresol (125304-04-3) | UVB, UVA | 1 |
① Ko te nama iti te tikanga he haumaru ake tenei whakauru.
Ko te tikanga o te whakamarumaru matū ko te whakauru me te hurihanga. Ka taea e nga pūhui waro i roto i nga whakamarumaru matū te tango i te kaha o te iraruraru ultraviolet me te huri ki te hiko waiariki, ki nga momo rama kino ranei. Ko te tikanga o tenei mahi me whai tauhohenga matū ki te kiri, no reira ka pa mai etahi o nga mea matū hei whakamarumaru ki te ra i etahi irirangi, mate mate mate ranei ki te kiri. Heoi, he pai ake te pai o te whakamarumaru me te uruhanga o nga whakamarumaru ra matū, ka hanga he kiriata whakamarumaru me te matohi ki runga i te mata kiri, ka pai ake te whakamarumaru o te ra.
Ka whakaratohia e ta maatau kamupene etahi momo whakangao UV mo te kiri kiri / hua tiaki kiri / whakapaipai, e rite ana ki te nuinga o nga paerewa whakapaipai me te rongoa. Ka whiwhi whakautu koe i roto i nga haora 48 i muri i te patai.
Te wa tuku: Hanuere-20-2025