Ko te nikotīni, e mohiotia ana ko te nikotīni, no te pāhare pyridine, ā, he kaha te pānga whaiaroaro ki te tangata. I te wa e kai paipa ana, ka uru ki te nui o te nicotine, ka whakahihiri i te sp...
Ko matou te kaiwhakarato matua o 4-Methylpropiophenone 4-MPF CAS 5337-93-9 i Haina. to matou wheketere kei Nanjing, Jiangsu kawanatanga. Ko te kaha o ia ra kei runga i te 10000kgs me te maamaa teitei (≥99%), Ko te f ...