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Ka taapirihia e te Reach regulation te matū D4 i roto i te horoi horoi, D5, ka whai mana i te Hanuere 31, 2018
- D4 (Octamethylcyclotetrasiloxane) D4 - D5 (Decamethylcyclopentasiloxane) D5 - D6 (Dodecamethylcyclohexasiloxane) D6 Te herenga o D4 me D5 i roto i nga Hua Tiaki Whaiaro: Octamethylcyclotetrasiloxane (D4) me te decamethylcyclopentasiloxane (D4) kua taapirihia he remethylcyclopentasiloxane (D5A) ki te REICH.Pānuitia atu
