4-羟基吡啶-3-磺酸

4-羟基吡啶-3-磺酸

4-Hydroxypyridine-3-sulfonic acid

51498-37-4

C5H5NO4S

175.16200

95.87000

1.11470

174.99400

白色晶体粉末

1.643

>300°C

1.71 g/cm3

III

8

2933399090

3261

R34

S26-S36/37/39-S45

C

品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

2933399090. 其他结构含非稠合吡啶环的化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%