GB/T 40323-2021 纺织染整助剂产品中八甲基环四硅氧烷(D4)、十甲基环五硅氧烷(D5)和十二甲基环六硅氧烷(D6)的测定Determination of octamethylcyclotetrasiloxane(D4), decamethylcyclopentasiloxane(D5) and dodecamethylcyclohexasiloxane(D6) in textile dyeing and finishing auxiliaries
GB/T 40955-2021 化妆品中八甲基环四硅氧烷(D4)和十甲基环五硅氧烷(D5)的测定 气相色谱法Determination of octamethylcyclotetrasiloxane(D4) and decamethylcyclopentasiloxane(D5) in cosmetics—Gas chromatography