GBW07436-湖底沉积物重金属顺序提取形态标准物质(BCR法)
【保存条件】本标准物质应用塑料瓶包装，内加衬盖，密封保存在阴凉干燥处。
【使用注意事项】
【特征形态】固态
【基体】
【主要分析方法】BCR法与Tessier修正法、ICP-MS,ICP-AES,HG-AFS等
| 组分 | 标准值 | 不确定度 | 单位 |
| As(水溶态) | (0.12) | (mg/kg) | |
| As(弱酸态) | 0.13 | 0.10 | (mg/kg) |
| As(可还原态) | 1.48 | 0.30 | (mg/kg) |
| As(可氧化态) | 0.44 | 0.34 | (mg/kg) |
| As(残渣态) | 43.7 | 3.2 | (mg/kg) |
| As(全量) | 45.6 | 1.2 | (mg/kg) |
| Cd(水溶态) | (0.006) | (mg/kg) | |
| Cd(弱酸态) | 1.46 | 0.20 | (mg/kg) |
| Cd(弱酸态) | 1.46 | 0.20 | (mg/kg) |
| Cd(可还原态) | 0.86 | 0.03 | (mg/kg) |
| Cd(可氧化态) | 0.12 | 0.03 | (mg/kg) |
| Cd(残渣态) | (0.24) | (mg/kg) | |
| Cd(全量) | 2.89 | 0.16 | (mg/kg) |
| Co(水溶态) | 0.03 | 0.02 | (mg/kg) |
| Co(弱酸态) | 1.24 | 0.19 | (mg/kg) |
| Co(可还原态) | 5.72 | 0.46 | (mg/kg) |
| Co(可氧化态) | 1.18 | 0.48 | (mg/kg) |
| Co(残渣态) | 7.0 | 3.2 | (mg/kg) |
| Co(全量) | 16.1 | 0.8 | (mg/kg) |
| Cr(水溶态) | 0.11 | 0.06 | (mg/kg) |
| Cr(可还原态) | 2.27 | 0.49 | (mg/kg) |
| Cr(可氧化态) | 6.1 | 1.1 | (mg/kg) |
| Cr(弱酸态) | 0.30 | 0.18 | (mg/kg) |
| Cr(残渣态) | 64.4 | 5.6 | (mg/kg) |
| Cr(全量) | 77.4 | 3.4 | (mg/kg) |
| Cu(水溶态) | 0.20 | 0.08 | (mg/kg) |
| Cu(弱酸态) | 2.59 | 0.23 | (mg/kg) |
| Cu(可还原态) | 8.5 | 1.1 | (mg/kg) |
| Cu(可氧化态) | 2.44 | 0.85 | (mg/kg) |
| Cu(残渣态) | 24.5 | 4.2 | (mg/kg) |
| Cu(全量) | 40.3 | 1.1 | (mg/kg) |
| Mn(水溶态) | 3.80 | 0.84 | (mg/kg) |
| Mn(弱酸态) | 235 | 28 | (mg/kg) |
| Mn(可还原态) | 596 | 40 | (mg/kg) |
| Mn(可氧化态) | 44 | 16 | (mg/kg) |
| Mn(残渣态) | 267 | 47 | (mg/kg) |
| Mn(全量) | 1097 | 57 | (mg/kg) |
| Mo(水溶态) | (0.020) | (mg/kg) | |
| Mo(弱酸态) | (0.011) | (mg/kg) | |
| Mo(可还原态) | (0.013) | (mg/kg) | |
| Mo(可氧化态) | (0.13) | (mg/kg) | |
| Mo(残渣态) | (1.17) | (mg/kg) | |
| Mo(全量) | (1.53) | (mg/kg) | |
| Ni(水溶态) | 0.087 | 0.040 | (mg/kg) |
| Ni(弱酸态) | 1.18 | 0.27 | (mg/kg) |
| Ni(可还原态) | 1.79 | 0.22 | (mg/kg) |
| Ni(可氧化态) | 2.35 | 0.71 | (mg/kg) |
| Ni(残渣态) | 28.6 | 2.8 | (mg/kg) |
| Ni(全量) | 34.4 | 0.9 | (mg/kg) |
| Pb(水溶态) | 0.13 | 0.07 | (mg/kg) |
| Pb(弱酸态) | 1.45 | 0.36 | (mg/kg) |
| Pb(可还原态) | 49.1 | 5.5 | (mg/kg) |
| Pb(可氧化态) | 5.4 | 2.3 | (mg/kg) |
| Pb(残渣态) | 22.9 | 4.3 | (mg/kg) |
| Pb(全量) | 83.4 | 3.8 | (mg/kg) |
| Zn(水溶态) | 0.93 | 0.41 | (mg/kg) |
| Zn(弱酸态) | 20.4 | 4.9 | (mg/kg) |
| Zn(可还原态) | 23.9 | 8.1 | (mg/kg) |
| Zn(可氧化态) | 18.2 | 5.9 | (mg/kg) |
| Zn(残渣态) | 112 | 13 | (mg/kg) |
| Zn(全量) | 178 | 6 | (mg/kg) |
| Sb(水溶态) | (0.021) | (mg/kg) | |
| Sb(弱酸态) | (0.014) | (mg/kg) | |
| Sb(可还原态) | 0.103 | 0.049 | (mg/kg) |
| Sb(可氧化态) | (0.105) | (mg/kg) | |
| Sb(残渣态) | 4.56 | 0.40 | (mg/kg) |
| Sb(全量) | 4.98 | 0.22 | (mg/kg) |
| Se(水溶态) | (0.015) | (mg/kg) | |
| Se(弱酸态) | (1.11) | (mg/kg) | |
| Se(可还原态) | (0.02) | (mg/kg) | |
| Se(可氧化态) | (1.22) | (mg/kg) | |
| Se(残渣态) | (0.31) | (mg/kg) | |
| Se(全量) | (0.502) | (mg/kg) | |
| Hg(水溶态) | (0.001) | (mg/kg) | |
| Hg(弱酸态) | (0.001) | (mg/kg) | |
| Hg(可还原态) | (0.005) | (mg/kg) | |
| Hg(可氧化态) | (0.118) | (mg/kg) | |
| Hg(残渣态) | (0.046) | (mg/kg) | |
| Hg(全量) | (0.226) | (mg/kg) |
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