7-hydroxynaphthalene-1-sulphonic acid

7-hydroxynaphthalene-1-sulphonic acid名称

[ CAS 号 ]:
132-57-0

[ 英文名 ]:
7-hydroxynaphthalene-1-sulphonic acid

[英文别名 ]:

2-naphthol-8-sulfonate
7-hydroxy-naphthalene-1-sulfonic acid
7-Hydroxynaphthalene-1-sulphonic acid
2-naphthol-8-sulfonic acid
2-hydroxynaphthalene-8-sulphonic acid
Naphthol-(2)-sulfonsaeure-(8)
Bayer's Acid
7-Hydroxy-naphthalin-1-sulfonsaeure
Croceic acid
EINECS 205-066-6

7-hydroxynaphthalene-1-sulphonic acid物理化学性质

[ 密度 ]:
1.549g/cm3

[ 分子式 ]:
C₁₀H₈O₄S

[ 分子量 ]:
224.23300

[ 精确质量 ]:
224.01400

[ PSA ]:
82.98000

[ LogP ]:
2.87290

[ 折射率 ]:
1.703

7-hydroxynaphthalene-1-sulphonic acid安全信息

[ 海关编码 ]:
2908999090

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7-hydroxynaphthalene-1-sulphonic acid海关

[ 海关编码 ]: 2908999090

[ 中文概述 ]:
2908999090 其他酚及酚醇的卤化等衍生物（包括其磺化、硝化或亚硝化衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无最惠国关税:5.5% 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途

[ Summary ]:
2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%