北方伟业计量集团有限公司
| 序号 | 组分 | 标准值 | 不确定度 |
|---|---|---|---|
| 1 | 4-Aminoazobenzene | 50 | |
| 2 | 4-Aminobiphenyl | 50 | |
| 3 | 4-Amino-2',3-dimethylazobenzene | 50 | |
| 4 | 2-Aminonaphthalene | 50 | |
| 5 | 2-Amino-4-nitrotoluene | 50 | |
| 6 | 4-Aminophenylether | 50 | |
| 7 | 4-Aminophenylthioether | 50 | |
| 8 | 2-Anisidine | 50 | |
| 9 | 4,4'-Benzidine | 50 | |
| 10 | Bis-(4-aminophenyl)methane | 50 | |
| 11 | 4-Chloroaniline | 50 | |
| 12 | 4-Chloro-2-methylaniline | 50 | |
| 13 | 4,4'-Diamino-3,3'-dimethyldiphenylmethane | 50 | |
| 14 | 2,4-Diaminotoluene | 50 | |
| 15 | 3,3'-Dichlorobenzidine | 50 | |
| 16 | 3,3'-Dimethoxybenzidine | 50 | |
| 17 | 3,3'-Dimethylbenzidine(o-Tolidine) | 50 | |
| 18 | 2-Methosy-5-methylaniline | 50 | |
| 19 | 4-Methoxy-1,3-phenylendiamine | 50 | |
| 20 | 4,4'-Methylene-bis(2-chloroaniline) | 50 | |
| 21 | o-Toluidine | 50 | |
| 22 | 2,4,5-Trimethylaniline | 50 |
通话对您免费，请放心接听
温馨提示：
1.手机直接输入，座机前请加区号 如13803766220,010-58103678
2.我们将根据您提供的电话号码，立即回电，请注意接听
3.因为您是被叫方，通话对您免费，请放心接听
产品目录下载