越南 · 品目· 27 个子目· 32 个税号
2933仅含氮杂原子的杂环化合物
Heterocyclic compounds with nitrogen heteroatom(s) only
子目（6 位 WCO 统一）
293311非那宗(安替比林)及其衍生物→293319其他→293321乙内酰脲及其衍生物→293329其他→293331吡啶及其盐→293332哌啶及其盐→293333含有未稠合吡啶环的化合物(不论是否氢化)→293334其他芬太尼及其衍生物→2933353-奎宁环醇→2933364-苯胺基-N-苯乙基哌啶(ANPP)→293337N-苯乙基-4-哌啶酮(NPP)→293339含有未稠合吡啶环的化合物(不论是否氢化)→293341左啡诺(INN)及其盐→293349喹啉或异喹啉环系化合物(未稠合，不论是否氢化)→293352丙二酰脲(巴比妥酸)及其盐→293353嘧啶环或哌嗪环化合物(不论是否氢化)→293354丙二酰脲(巴比妥酸)的其他衍生物；其盐→293355洛普唑仑、美克洛酮、甲喹酮、齐培丙醇及其盐(INN)→293359含有嘧啶环或哌嗪环的化合物→293361三聚氰胺→293369其他→293371己内酰胺→293372氯巴占和甲乙哌啶酮→293379其他内酰胺→293391其他→293392甲基谷硫磷→293399其他→
越南税号（8 位）
本品目下 越南海关的全部细分税号与首要税率
| HS 编码 | 商品描述 | 首要税率 |
|---|---|---|
| 29331100 | - - Phenazone (antipyrin) and its derivatives | 5 |
| 29331900 | - - Other | 5 |
| 29332100 | - - Hydantoin and its derivatives | 5 |
| 29332900 | - - Other | 5 |
| 29333100 | - - Pyridine and its salts | 5 |
| 29333200 | - - Piperidine and its salts | 5 |
| 29333300 | - - Alfentanil (INN), anileridine (INN), bezitramide (INN), bromazepam (INN), carfentanil (INN), difenoxin (INN), diphenoxylate (INN), dipipanone (INN), fentanyl (INN), ketobemidone (INN), methylphenidate (INN), pentazocine (INN), pethidine (INN), pethidine (INN) intermediate A, phencyclidine (INN) (PCP), phenoperidine (INN), pipradrol (INN), piritramide (INN), propiram (INN), remifentanil (INN) and trimeperidine (INN); salts thereof | 5 |
| 29333400 | - - Other fentanyls and their derivatives | 5 |
| 29333500 | - - 3-Quinuclidinol | 5 |
| 29333600 | - - 4-Anilino-N-phenethylpiperidine (ANPP) | 5 |
| 29333700 | - - N-Phenethyl-4-piperidone (NPP) | 5 |
| 29333910 | - - - Chlorpheniramine and isoniazid | 5 |
| 29333930 | - - - Paraquat salts | 5 |
| 29333990 | - - - Other | 5 |
| 29334100 | - - Levorphanol (INN) and its salts | 5 |
| 29334910 | - - - Dextromethorphan | 5 |
| 29334990 | - - - Other | 5 |
| 29335200 | - - Malonylurea (barbituric acid) and its salts | 5 |
| 29335300 | - - Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereof | 5 |
| 29335400 | - - Other derivatives of malonylurea (barbituric acid); salts thereof | 5 |
| 29335500 | - - Loprazolam (INN), mecloqualone (INN), methaqualone (INN) and zipeprol (INN); salts thereof | 5 |
| 29335910 | - - - Diazinon | 5 |
| 29335990 | - - - Other | 5 |
| 29336100 | - - Melamine | 5 |
| 29336900 | - - Other | 5 |
| 29337100 | - - 6-Hexanelactam (epsilon-caprolactam) | 5 |
| 29337200 | - - Clobazam (INN) and methyprylon (INN) | 5 |
| 29337900 | - - Other lactams | 5 |
| 29339100 | - - Alprazolam (INN), camazepam (INN), chlordiazepoxide (INN), clonazepam (INN), clorazepate, delorazepam (INN), diazepam (INN), estazolam (INN), ethyl loflazepate (INN), fludiazepam (INN), flunitrazepam (INN), flurazepam (INN), halazepam (INN), lorazepam (INN), lormetazepam (INN), mazindol (INN), medazepam (INN), midazolam (INN), nimetazepam (INN), nitrazepam (INN), nordazepam (INN), oxazepam (INN), pinazepam (INN), prazepam (INN), pyrovalerone (INN), temazepam (INN), tetrazepam (INN) and triazolam (INN); salts thereof | 5 |
| 29339200 | - - Azinphos-methyl (ISO) | 5 |
| 29339910 | - - - Mebendazole and parbendazole | 5 |
| 29339990 | - - - Other | 5 |