2-Naphthalenesulfonicacid, calcium salt (2:1)
- 中文别名:二(萘-2-磺酸)钙
- 英文别名:calcium,naphthalene-2-sulfonate;
EINECS 255-939-0;
calcium naphthalene-2-sulfonate
- CAS No.:42781-68-0
- 分子式:C10H8O3S.1/2Ca
- 分子量:454.52956
- 精确分子量:453.98600
- PSA:131.16000
- InChI:The Key: BSRYNEHQNWKSPQ-UHFFFAOYSA-M
- 分子结构式:
海关数据
中国海关编码:2904100000
- 概述:
- 2904100000 仅含磺基的衍生物及其盐和乙酯。监管条件:无。增值税率:17.0%。退税率:9.0%。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
- 摘要/Summary:
- 2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%