气味: | 有醋酸味 | 产量: | 1000吨/月 |
规格 ? 指标名称 |
AR | CP | 医药级 | 食品级 | 工业高纯 |
含量(CH3COONa·3H2O) /% | ≥99.0 | ≥99.0 | 58~60 ? (CH3COONa) |
58~60 ? (CH3COONa) |
58~60 ? (CH3COONa) |
PH值(50g/L,25℃) | 7.5~9.0 | 7.5~9.0 | 7.5~9.0 | 7.5~9.0 | 7.5~9.0 |
澄清度试验 | 合格 | 合格 | - | - | - |
水不溶物/% | ≤0.002 | ≤0.005 | ≤0.005 | 0.01 | ≤0.03 |
氯化物(Cl) /% | ≤0.001 | ≤0.003 | - | - | ≤0.04 |
硫酸盐(SO4) /% | ≤0.005 | ≤0.005 | - | - | - |
磷酸盐(PO4) /% | ≤0.000 2 | ≤0.000 5 | - | - | - |
铝(Al) /% | ≤0.000 5 | ≤0.001 | ≤0.000 5 | - | - |
钙(Ca) /% | ≤0.002 | ≤0.005 | - | - | - |
铁(Fe) /% | ≤0.000 2 | ≤0.000 5 | ≤0.000 5 | - | ≤0.002 |
铜(Cu) /% | ≤0.000 5 | ≤0.001 | - | - | - |
铅(Pb) /% | ≤0.000 5 | ≤0.001 | - | - | - |
还原****物质 ? (以HCOOH计) /% |
≤0.01 | ≤0.02 | - | - | - |
砷(As) /% | - | - | ≤0.000 2 | ≤0.000 1 | - |
重金属(以Pb计) /% | - | - | ≤0.001 | ≤0.000 5 | - |
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