偶氮染料是指化学结构式中至少含有一个偶氮基(-N=N-)的染料(如图1),其中偶氮键通常与一个或多个芳香族结构相连。它是一类合成染料,品种多,应用广,可用于多种天然和合成纤维的染色及印花。
纺织品上的部分偶氮染料与皮肤长期接触,在某些特殊条件下,会发生还原反应,生成具有致癌性的芳香胺,可引起人体组织病变,诱发恶性肿瘤。为保障人体健康,GB 18401-2010《国家纺织产品基本安全技术规范》规定致癌芳香胺限量值为20mg/kg,并禁用24种可分解致癌芳香胺的染料。测定方法为GB/T 17592-2011《纺织品 禁用偶氮染料的测定》和GB/T 23344-2009《纺织品 4-氨基偶氮苯的测定》。
百灵威—AccuStandard提供致癌芳香胺标准品,产品通过ISO9001质量管理体系认证,满足上述标准检测需求。
| 品名 | CAS | 货号 |
|---|---|---|
| 4-Aminobiphenyl @1000 μg/mL in MeOH 4-氨基联苯 | 92-67-1 | AS-E0578 |
| Benzidine (as dihydrochloride) @1000 μg/mL in MeOH 联苯胺(二盐酸盐) | 92-87-5 | AS-E0005 |
| 4-Chloro-o-toluidine @1000 μg/mL in AcCN 4-氯-2-甲基苯胺 | 95-69-2 | RAC-06-10X |
| 2-Naphthylamine @1000 μg/mL in MeOH 2-萘胺 | 91-59-8 | AS-E0565 |
| o-Aminoazotoluene @1000 μg/mL in AcCN 邻氨基偶氮甲苯 | 97-56-3 | RAC-01-10X |
| 2-Amino-4-nitrotoluene @1000 μg/mL in AcCN 2-氨基-4-硝基甲苯 | 99-55-8 | RAC-03-10X |
| 4-Chloroaniline @1000 μg/mL in AcCN 对氯苯胺 | 106-47-8 | RAC-05-10X |
| 2,4-Diaminoanisole @100 μg/mL in Methanol 2,4-二氨基苯甲醚 | 615-05-4 | M-8330-ADD-58 |
| 4,4'-Diaminodiphenylmethane @1000 μg/mL in AcCN 4,4'-亚甲基二苯胺 | 101-77-9 | RAC-09-10X |
| 3,3'-Dichlorobenzidine @1000 μg/mL in MeOH 3,3-二氯联苯胺 | 91-94-1 | AS-E0026 |
| 3,3'-Dimethoxybenzidine @1000 μg/mL in AcCN 3,3'-二甲氧基联苯胺 | 119-90-4 | RAC-12-10X |
| 3,3'-Dimethylbenzidine @1000 μg/mL in AcCN 3,3'-二甲基联苯胺 | 119-93-7 | RAC-13-10X |
| 3,3'-Dimethyl-4,4'-diaminodiphenylmethane @1000 μg/mL in AcCN 3,3'-二甲基-4,4'-二胺基二苯基甲烷 | 838-88-0 | RAC-14-10X |
| p-Cresidine @1000 μg/mL in AcCN 2-甲氧基-5-甲基苯胺 | 120-71-8 | RAC-07-10X |
| 4,4'-Methylenebis(2-chloroaniline) @1000 μg/mL in AcCN 4,4'-亚甲基双(2-氯苯胺) | 101-14-4 | RAC-15-10X |
| 4,4'-Oxydianiline @1000 μg/mL in AcCN 对氨基二苯醚 | 101-80-4 | RAC-17-10X |
| 4,4'-Thiodianiline @1000 μg/mL in AcCN 4,4-二氨基二苯硫醚 | 139-65-1 | RAC-18-10X |
| o-Toluidine @1000 μg/mL in AcCN 邻甲苯胺 | 95-53-4 | RAC-19-10X |
| 2,4-Diaminotoluene @1000 μg/mL in MeOH 2,4-二氨基甲苯 | 95-80-7 | AS-E0932 |
| 2,4,5-Trimethylaniline @1000 μg/mL in AcCN 2,4,5-三甲基苯胺 | 137-17-7 | RAC-20-10X |
| o-Anisidine @1000 μg/mL in AcCN 2-甲氧基苯胺 | 90-04-0 | RAC-23-10X |
| p-Aminoazobenzene @1000 μg/mL in AcCN 4-氨基偶氮苯 | 60-09-3 | RAC-21-10X |
| 2,4-Dimethylaniline @1000 μg/mL in Acetonitrile 2,4-二甲基苯胺 | 95-68-1 | L-101S-CN-10X |
| 2,6-Dimethylaniline @100 μg/mL in AcCN 2,6-二甲基苯胺 | 87-62-7 | L-018S-CN | Custom Aryl Amine Standard @100 ug/mL in 80% Acetonitrile 20% Methanol 25种芳香胺(偶氮)标准品 | / | S-18070-1-R4 | Custom Amine Standard@ 1000 μg/mL in Acetonitrile 25种偶氮混标(GB/T17592-2011) | / | S-71104-2ML | Custom Amine Standard@ 1000 μg/mL in Acetonitrile 25种偶氮混标(GB/T17592-2011) | / | S-71104 |