近日,央视曝光了一起令人震惊的事件:市场上大量标称“S925银”的首饰,实际检测出致癌物镉超标9000多倍。镉已被国际癌症研究机构列为一级致癌物。这种重金属在人体内可累积10至30年,不易代谢,长期接触会增加癌症风险,损害肾脏功能和骨骼健康。
记者送检的21件饰品样品中,超过80%的样品金银镀层厚度不达标,有的镍含量超标近3倍。更令人震惊的是,所谓“银饰”主要成分根本不含银,而是铜锌镍合金。镍是强致敏原,反复接触会导致皮肤红肿、溃烂,且过敏反应会逐次加剧,引发“首饰性皮炎”。
随着消费者安全意识提升和监管力度加强、国家标准修订工作的推进,饰品行业将迎来更加规范的发展阶段。检测机构需要依靠可靠的标准品和试剂,提供准确、权威的检测服务。
| 品名 | CAS | 货号 |
|---|---|---|
| Cadmium ICP-MS Standard, 1000 μg/mL in 2-5% Nitric Acid 镉ICP-MS测镉标准品,2%硝酸溶液 | 7440-43-9 | ICP-MS-08N-0.1X-1 危化品 |
| Cadmium ICP Standard, 10000 μg/mL in 2-5% Nitric Acid 镉ICP标准(标准品) | 7440-43-9 | ICP-08N-10X-1 危化品 |
| Nickel ICP Standard, 10000 μg/mL in 2-5% Nitric Acid 镍(标准品) | 7440-02-0 | ICP-37N-10X-1 |
| Nickel ICP-MS Standard, 1000 μg/mL in 2-5% Nitric Acid 镍ICP-MS标准溶液(标准品) | 7440-02-0 | ICP-MS-37N-0.1X-1 |
| Silver ICP Standard, 1000 μg/mL in 2-5% Nitric Acid 银(标准品) | 7440-22-4 | ICP-53N-5 |
| Silver ICP-MS Standard, 100 μg/mL in 2-5% Nitric Acid 银标液(标准品) | 7440-22-4 | ICP-MS-53N-0.01X-1促 |
| Gold ICP-MS Standard, 100 μg/mL in 10% Hydrochloric acid 金标液(标准品) | 7440-57-5 | ICP-MS-22H-0.01X-1 |
| Gold ICP-MS Standard, 1000 μg/mL in 10% Hydrochloric acid 金标液(标准品) | 7440-57-5 | ICP-MS-22H-0.1X-1 |
| 品名 | CAS | 货号 |
|---|---|---|
| Hydrofluoric acid, 40%, for analysis 氢氟酸 | 7664-39-3 | 906416 危化品 |
| Hydrofluoric acid, 40 wt.% solution in H2O, for analysis 氢氟酸 | 7664-39-3 | 947611 危化品 |
| 品名 | CAS | 货号 |
|---|---|---|
| 调谐液,100μg/mLLi(6),Sc,Y,In,Tb,Bi,Agilent/Varian6610030400 调谐液,100μg/mLLi(6),Sc,Y,In,Tb,Bi,Agilent/Varian6610030400 | / | NCS1874308 |
| 调谐液,100μg/mLSb,Mo,Sn,Ti,Agilent/Varian6610030500 调谐液,100μg/mLSb,Mo,Sn,Ti,Agilent/Varian6610030500 | / | NCS1874309 |
| 调谐液,100μg/mLAg,Al,As,Ba,Be,Cd,Co,Cr,Cu,Mn,Ni,Pb,Se,Tl,Th,U,V,Zn,Agilent/Varian6610030600 调谐液,100μg/mLAg,Al,As,Ba,Be,Cd,Co,Cr,Cu,Mn,Ni,Pb,Se,Tl,Th,U,V,Zn,Agilent/Varian6610030600 | / | NCS187855 |
| 调谐液,500μg/mLCa,Fe,K,Mg,Na,Agilent/Varian6610030700 调谐液,500μg/mLCa,Fe,K,Mg,Na,Agilent/Varian6610030700 | / | NCS1874310 |
| 调谐液,2μg/mL=Zn,ThermoScientific430122821411 调谐液,2μg/mL=Zn,ThermoScientific430122821411 | / | NCS1874334 |
| 调谐液,100μg/mL=Al,Cd,Pb,Mg,K,ThermoScientificJYICP-QCACT 调谐液,100μg/mL=Al,Cd,Pb,Mg,K,ThermoScientificJYICP-QCACT | / | NCS1874335 |
| 品名 | CAS | 货号 |
|---|---|---|
| Centrifuge tubes, 15 mL, conical bottom, 100 tubes/pack 离心管 | / | 999673 |
| Single-channel mechanical pipettor, Volume range: 10 - 100 μL, Increment: 1.0 μL 单道手动可调移液器 | / | 1122424 |
| Transfer pipets, 1 ml, 160 mm, PE, capacity 6.2 ml, unsterile 一次性吸管 | / | 2668618 |
| 品名 | CAS | 货号 |
|---|---|---|
| RFID-Electronic Digital Scale HCES-05, 200*235*80mm RFID电子秤HCES-05 | / | 9410146 |