脫色性防老劑 的英文怎麼說
中文拼音 [tuōshǎixìngfánglǎojì]
脫色性防老劑
英文
discoloring antioxidant- 脫 : Ⅰ動詞1 (脫落) cast; shed; drop; fall off 2 (取下; 除去) take off; strip; cast off 3 (脫離) ...
- 色 : 色名詞[口語] (顏色) colour
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 防 : Ⅰ動詞(防鷥) provide against; defend against; guard against Ⅱ名詞1 (防守; 防禦) defence 2 (堤...
- 老 : i 形容詞1 (年歲大) aged; 活到老 學到老。 you will never cease to learn as long as you live ; li...
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
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At the same time an apparatus of zone melting is designed, the method of zone melting is used to purify the purified product of recrystalizing. after purification, the homogeneity and stability of the purified product of antioxidant d and bht are examined by high performance liquid chromatography ( hplc )
實驗研究結果:防老劑d重結晶提純工藝為:每次取10g工業品防老劑d ,經過堿洗后,去離子水洗滌至中性,溶於100ml乙醇中,同時用粉狀活性炭( 1g次)脫色、過濾、母液靜置2h后,再放入冰箱結晶2h 。
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