alpha-naphthol phthalein是什么意思,alpha-naphthol phthalein的解释:医α-萘酚肽...,alpha-naphthol phthalein中英例句,英汉词典。
别名 .ALPHA.-NAPHTHOLPHTHALEIN [MI];3,3-BIS(4-HYDROXYNAPHTHALENYL)-1(3H)-ISOBENZOFURANONE;3,3-BIS(4-HYDROXY-1-NAPHTHYL)PHTHALIDE;DI-P-.ALPHA.-NAPHTHOLPHTHALIDE;P-.ALPHA.-NAPHTHOLPHTHALEIN;NAPHTHOLPHTHALEIN BLUE;3,3-BIS(4-HYDROXY-1-NAPHTHYL)-1,3-DIHYDROISOBENZOFURAN-1-ONE;1,1'-NAP...
Cas NO.: 596-01-0 Name: alpha-Naphtholphthalein Purity: 99 Brand Name: CIRCLE STAR Refractive index: 1.769 Appearance: white powder Melting Point: 238-240℃ EINECS: 209-875-5Packaging & Delivery Packaging Detail: 25kg,50kg,180kg,200kg,250kg,1000kg,customization Delivery Detail: by sea、...
中文名称:3,3'-双(4-羟基-1-萘基)-1(3H)-异苯并呋喃酮;1-萘酚酞;甲萘酚酞 英文名称:3,3'-bis(4-hydroxy-1-naphthalenyl)-1(3H)-Isobenzolfuranone 1-Naphthol phthalein alpha-naphtholphthalein 1-Naphtholphthalein 说明:补充资料仅用于学习参考,请勿用于其它任何用途。
The method comprises the following steps: (1) preparing a crude product of alpha-naphtholphthalein by using phthalic anhydride and 1-naphthol as raw materials, Lewis acid as a dehydration catalyst and polyphosphoric acid as a solvent; (2) purifying the crude product of alpha-naphtholphthalein,...
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The invention discloses a preparation method of alpha-naphtholphthalein. The preparation method comprises the following steps of 1, a crushing process comprising pre-crushing phthalic anhydride and 1-naphthol into powder, 2, a reaction process, 3, a separation purification process comprising ...
The ratio I 100/ I 0 value of the sensing film consisting of 伪-naphtholphthalein in polyIBM and TPP in polystyrene layer, where I 0 and I 100 represent the detected luminescence intensities from a layer exposed to argon and CO 2 saturated conditions, respectively, that the sensitivity of...